! Started logfile: J0646+4451_S_2001_03_12_pus_uvs.log on Wed Jan 2 18:48:45 2013 obs J0646+4451_S_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0646+4451_S_2001_03_12_pus_uva.fits ! AN table 1: 46 integrations on 136 of 136 possible baselines. ! AN table 2: 200 integrations on 136 of 136 possible baselines. ! AN table 3: 153 integrations on 136 of 136 possible baselines. ! AN table 4: 101 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.156235 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0646+4451 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1899 lines of history. ! ! Reading 42496 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0646+4451_S_2001_03_12_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 489 telescope corrections were flagged in sub-array 1. ! A total of 2168 telescope corrections were flagged in sub-array 2. ! A total of 1833 telescope corrections were flagged in sub-array 3. ! A total of 1318 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 528 telescope corrections were flagged in sub-array 1. ! A total of 2512 telescope corrections were flagged in sub-array 2. ! A total of 2310 telescope corrections were flagged in sub-array 3. ! A total of 1406 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 561 telescope corrections were flagged in sub-array 1. ! A total of 2117 telescope corrections were flagged in sub-array 2. ! A total of 1824 telescope corrections were flagged in sub-array 3. ! A total of 1297 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 547 telescope corrections were flagged in sub-array 1. ! A total of 2663 telescope corrections were flagged in sub-array 2. ! A total of 2318 telescope corrections were flagged in sub-array 3. ! A total of 1460 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.929217Jy sigma=0.007512 ! Fit after self-cal, rms=0.505095Jy sigma=0.003863 ! 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=1.834 mas, bmaj=2.649 mas, bpa=-8.749 degrees ! Estimated noise=980.476 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 = 0.581848 Jy ! Component: 100 - total flux cleaned = 0.712104 Jy ! Total flux subtracted in 100 components = 0.712104 Jy ! Clean residual min=-0.026778 max=0.046163 Jy/beam ! Clean residual mean=0.000063 rms=0.006633 Jy/beam ! Combined flux in latest and established models = 0.712104 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.712104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.464115Jy sigma=0.003093 ! Fit after self-cal, rms=0.464113Jy sigma=0.003093 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0519678 Jy ! Component: 100 - total flux cleaned = 0.0842738 Jy ! Total flux subtracted in 100 components = 0.0842738 Jy ! Clean residual min=-0.025533 max=0.031545 Jy/beam ! Clean residual mean=-0.000003 rms=0.006001 Jy/beam ! Combined flux in latest and established models = 0.796378 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.796378 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.456023Jy sigma=0.003009 ! Fit after self-cal, rms=0.456029Jy sigma=0.003009 ! 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=2.116 mas, bmaj=3.205 mas, bpa=-8.541 degrees ! Estimated noise=523.447 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 (4.5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0337617 Jy ! Component: 100 - total flux cleaned = 0.0524863 Jy ! Component: 150 - total flux cleaned = 0.0607695 Jy ! Component: 200 - total flux cleaned = 0.0632709 Jy ! Total flux subtracted in 200 components = 0.0632709 Jy ! Clean residual min=-0.022428 max=0.020496 Jy/beam ! Clean residual mean=-0.000508 rms=0.005393 Jy/beam ! Combined flux in latest and established models = 0.859649 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 0.859649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.453666Jy sigma=0.002966 ! Fit after self-cal, rms=0.453373Jy sigma=0.002964 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.23 HH 0.71 HN 0.98 ! KK 1.00* KP 1.00* LA 0.99 MA 3.42 ! MC 1.14 MK 1.00* NL 0.96 ON 0.87 ! OV 1.00* PT 1.11 SC 1.02 TS 1.00* ! WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.15 HH 0.92 HN 1.02 ! KK 0.98 KP 1.00* LA 0.97 MA 2.34 ! MC 1.08 MK 0.85 NL 1.00 ON 0.93 ! OV 1.03 PT 0.99 SC 1.13 TS 1.01 ! WZ 0.88 ! ! A total of 147 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 1.12 HH 1.00* HN 0.91 ! KK 0.99 KP 1.00* LA 0.94 MA 1.31 ! MC 0.91 MK 0.88 NL 0.88 ON 0.90 ! OV 1.04 PT 0.95 SC 1.07 TS 1.09 ! WZ 1.59 ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 FD 1.10 HH 1.00* HN 0.92 ! KK 1.00* KP 1.00* LA 0.94 MA 6.00 ! MC 0.98 MK 1.00* NL 0.86 ON 0.86 ! OV 1.07 PT 0.97 SC 1.01 TS 1.00* ! WZ 0.71 ! ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.02 HH 1.00* HN 1.03 ! KK 1.00* KP 1.10 LA 1.01 MA 1.37 ! MC 1.00* MK 1.00* NL 1.03 ON 1.00* ! OV 1.00* PT 1.19 SC 0.86 TS 1.00* ! WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.06 HH 0.99 HN 1.08 ! KK 1.00* KP 1.03 LA 1.00 MA 0.86 ! MC 1.00* MK 0.91 NL 1.06 ON 1.00* ! OV 0.94 PT 1.05 SC 0.92 TS 0.95 ! WZ 0.84 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.87 FD 1.01 HH 1.00* HN 0.99 ! KK 1.00* KP 1.00 LA 0.98 MA 1.11 ! MC 1.00* MK 0.97 NL 0.95 ON 1.00* ! OV 0.94 PT 1.01 SC 0.90 TS 1.00 ! WZ 0.72 ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.87 FD 1.02 HH 1.00* HN 1.00 ! KK 1.00* KP 1.06 LA 0.98 MA 1.32 ! MC 1.00* MK 1.00* NL 0.95 ON 1.00* ! OV 0.97 PT 1.04 SC 0.84 TS 1.00* ! WZ 0.64 ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.99 HH 1.00* HN 1.37 ! KK 1.00* KP 0.99 LA 0.86 MA 1.87 ! MC 1.13 MK 1.00* NL 0.58 ON 0.98 ! OV 1.00* PT 0.94 SC 1.20 TS 1.00* ! WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.01 HH 0.70 HN 1.20 ! KK 0.89 KP 1.16 LA 0.85 MA 0.69 ! MC 1.21 MK 0.96 NL 0.97 ON 0.88 ! OV 1.03 PT 0.98 SC 1.48 TS 0.94 ! WZ 0.84 ! ! A total of 153 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.10 HH 1.00* HN 1.12 ! KK 0.93 KP 0.75 LA 0.79 MA 0.67 ! MC 3.29 MK 0.99 NL 1.32 ON 0.72 ! OV 1.11 PT 1.96 SC 1.20 TS 1.12 ! WZ 0.79 ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 1.09 HH 1.00* HN 1.19 ! KK 1.00* KP 1.00 LA 0.94 MA 1.06 ! MC 1.44 MK 1.00* NL 0.84 ON 0.78 ! OV 1.09 PT 1.09 SC 1.12 TS 1.00* ! WZ 0.65 ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.88 HH 1.00* HN 1.19 ! KK 1.00* KP 1.12 LA 0.85 MA 1.00* ! MC 0.85 MK 1.00* NL 1.04 ON 1.00* ! OV 1.00* PT 1.17 SC 1.11 TS 1.00* ! WZ 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.89 HH 1.00* HN 1.22 ! KK 1.00* KP 1.05 LA 0.84 MA 1.00* ! MC 1.03 MK 0.86 NL 1.02 ON 1.00* ! OV 0.92 PT 1.02 SC 1.18 TS 0.94 ! WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 0.85 HH 1.00* HN 1.13 ! KK 1.00* KP 1.00 LA 0.82 MA 1.00* ! MC 1.74 MK 0.92 NL 0.96 ON 1.00* ! OV 0.90 PT 0.93 SC 1.19 TS 1.02 ! WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 0.82 HH 1.00* HN 1.16 ! KK 1.00* KP 1.04 LA 0.83 MA 1.00* ! MC 0.68 MK 1.00* NL 0.97 ON 1.00* ! OV 0.94 PT 1.00 SC 1.12 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.453373Jy sigma=0.002964 ! Fit after self-cal, rms=0.426839Jy sigma=0.002529 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=3.227 mas, bpa=-7.204 degrees ! Estimated noise=528.134 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 = 0.00503115 Jy ! Component: 100 - total flux cleaned = 0.00276933 Jy ! Component: 150 - total flux cleaned = 0.00114634 Jy ! Component: 200 - total flux cleaned = 0.000371793 Jy ! Total flux subtracted in 200 components = 0.000371793 Jy ! Clean residual min=-0.008035 max=0.007334 Jy/beam ! Clean residual mean=0.000040 rms=0.002031 Jy/beam ! Combined flux in latest and established models = 0.860021 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.860021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.426476Jy sigma=0.002525 ! Fit after self-cal, rms=0.427753Jy sigma=0.002519 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.427753Jy sigma=0.002519 ! Fit after self-cal, rms=0.430834Jy sigma=0.002483 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.14 mas, bmaj=3.238 mas, bpa=-7.216 degrees ! Estimated noise=529.217 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195834 Jy ! Component: 100 - total flux cleaned = 0.00132279 Jy ! Component: 150 - total flux cleaned = 0.00080579 Jy ! Component: 200 - total flux cleaned = 0.000516914 Jy ! Total flux subtracted in 200 components = 0.000516914 Jy ! Clean residual min=-0.005779 max=0.006737 Jy/beam ! Clean residual mean=0.000149 rms=0.001561 Jy/beam ! Combined flux in latest and established models = 0.860538 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 48 components and 0.860538 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.430662Jy sigma=0.002481 ! Fit after self-cal, rms=0.431138Jy sigma=0.002480 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 = 0.000942194 Jy ! Component: 100 - total flux cleaned = 0.000557689 Jy ! Component: 150 - total flux cleaned = 0.000223234 Jy ! Component: 200 - total flux cleaned = -7.33193e-05 Jy ! Total flux subtracted in 200 components = -7.33193e-05 Jy ! Clean residual min=-0.005700 max=0.006562 Jy/beam ! Clean residual mean=0.000145 rms=0.001548 Jy/beam ! Combined flux in latest and established models = 0.860464 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 0.860464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431070Jy sigma=0.002479 ! Fit after self-cal, rms=0.431071Jy sigma=0.002479 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431071Jy sigma=0.002479 ! Fit after self-cal, rms=0.431658Jy sigma=0.002478 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.141 mas, bmaj=3.243 mas, bpa=-7.19 degrees ! Estimated noise=529.286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000428386 Jy ! Component: 100 - total flux cleaned = 6.83526e-05 Jy ! Component: 150 - total flux cleaned = -0.000141419 Jy ! Component: 200 - total flux cleaned = -0.000326885 Jy ! Total flux subtracted in 200 components = -0.000326885 Jy ! Clean residual min=-0.005403 max=0.006514 Jy/beam ! Clean residual mean=0.000182 rms=0.001528 Jy/beam ! Combined flux in latest and established models = 0.860137 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 57 components and 0.860137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431606Jy sigma=0.002478 ! Fit after self-cal, rms=0.431651Jy sigma=0.002478 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 = 0.000531429 Jy ! Component: 100 - total flux cleaned = 0.000442324 Jy ! Component: 150 - total flux cleaned = 0.000278983 Jy ! Component: 200 - total flux cleaned = 0.000130024 Jy ! Total flux subtracted in 200 components = 0.000130024 Jy ! Clean residual min=-0.005343 max=0.006416 Jy/beam ! Clean residual mean=0.000179 rms=0.001522 Jy/beam ! Combined flux in latest and established models = 0.860267 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 59 components and 0.860267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431621Jy sigma=0.002477 ! Fit after self-cal, rms=0.431624Jy sigma=0.002477 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431624Jy sigma=0.002477 ! Fit after self-cal, rms=0.431922Jy sigma=0.002477 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.731 mas, bmaj=9.936 mas, bpa=82.98 degrees ! Estimated noise=808.405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.1806e-05 Jy ! Component: 100 - total flux cleaned = 3.24383e-05 Jy ! Component: 150 - total flux cleaned = -6.20736e-05 Jy ! Component: 200 - total flux cleaned = -6.27337e-05 Jy ! Total flux subtracted in 200 components = -6.27337e-05 Jy ! Clean residual min=-0.007561 max=0.010110 Jy/beam ! Clean residual mean=0.000613 rms=0.002673 Jy/beam ! Combined flux in latest and established models = 0.860205 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 65 components and 0.860205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431915Jy sigma=0.002477 ! Fit after self-cal, rms=0.431920Jy sigma=0.002477 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 = 0.000117151 Jy ! Component: 100 - total flux cleaned = 3.97388e-05 Jy ! Component: 150 - total flux cleaned = 3.99657e-05 Jy ! Component: 200 - total flux cleaned = 3.97977e-05 Jy ! Total flux subtracted in 200 components = 3.97977e-05 Jy ! Clean residual min=-0.007593 max=0.010205 Jy/beam ! Clean residual mean=0.000609 rms=0.002676 Jy/beam ! Combined flux in latest and established models = 0.860244 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 70 components and 0.860244 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431923Jy sigma=0.002477 ! Fit after self-cal, rms=0.431923Jy sigma=0.002477 ! 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=2.141 mas, bmaj=3.246 mas, bpa=-7.178 degrees ! Estimated noise=529.265 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.141 x 3.246 at -7.178 degrees (North through East) ! Clean map min=-0.0048276 max=0.74219 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431923Jy sigma=0.002477 ! Fit after self-cal, rms=0.511456Jy sigma=0.002227 ! Inverting map and beam ! Estimated beam: bmin=2.142 mas, bmaj=3.256 mas, bpa=-7.181 degrees ! Estimated noise=530.289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00166121 Jy ! Component: 100 - total flux cleaned = -0.00176036 Jy ! Component: 150 - total flux cleaned = -0.00175984 Jy ! Component: 200 - total flux cleaned = -0.00183598 Jy ! Total flux subtracted in 200 components = -0.00183598 Jy ! Clean residual min=-0.005364 max=0.005732 Jy/beam ! Clean residual mean=0.000131 rms=0.001412 Jy/beam ! Combined flux in latest and established models = 0.858408 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 77 components and 0.858409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.511399Jy sigma=0.002227 ! Fit after self-cal, rms=0.511399Jy sigma=0.002227 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101326 Jy ! Component: 100 - total flux cleaned = 3.71783e-05 Jy ! Component: 150 - total flux cleaned = -8.34248e-05 Jy ! Component: 200 - total flux cleaned = -0.000141114 Jy ! Total flux subtracted in 200 components = -0.000141114 Jy ! Clean residual min=-0.005351 max=0.005684 Jy/beam ! Clean residual mean=0.000132 rms=0.001410 Jy/beam ! Combined flux in latest and established models = 0.858267 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 81 components and 0.858267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.511372Jy sigma=0.002227 ! Fit after self-cal, rms=0.511371Jy sigma=0.002227 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.511371Jy sigma=0.002227 ! Fit after self-cal, rms=0.512846Jy sigma=0.002227 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=1.85 mas, bmaj=2.683 mas, bpa=-6.65 degrees ! Estimated noise=986.912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.579245 Jy ! Component: 100 - total flux cleaned = 0.705814 Jy ! Component: 150 - total flux cleaned = 0.750511 Jy ! Component: 200 - total flux cleaned = 0.779469 Jy ! Total flux subtracted in 200 components = 0.779469 Jy ! Clean residual min=-0.010129 max=0.015863 Jy/beam ! Clean residual mean=0.000053 rms=0.002787 Jy/beam ! Combined flux in latest and established models = 0.77947 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.77947 Jy ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=3.262 mas, bpa=-7.121 degrees ! Estimated noise=530.81 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 = 0.0321063 Jy ! Component: 100 - total flux cleaned = 0.0498001 Jy ! Component: 150 - total flux cleaned = 0.0605682 Jy ! Component: 200 - total flux cleaned = 0.0673615 Jy ! Total flux subtracted in 200 components = 0.0673615 Jy ! Clean residual min=-0.005311 max=0.005768 Jy/beam ! Clean residual mean=0.000186 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 0.846831 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 48 components and 0.846831 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.743 mas, bmaj=9.935 mas, bpa=83.13 degrees ! Estimated noise=806.056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00719754 Jy ! Component: 100 - total flux cleaned = 0.00972951 Jy ! Component: 150 - total flux cleaned = 0.0101444 Jy ! Component: 200 - total flux cleaned = 0.0102491 Jy ! Total flux subtracted in 200 components = 0.0102491 Jy ! Clean residual min=-0.008089 max=0.008036 Jy/beam ! Clean residual mean=0.000416 rms=0.002440 Jy/beam ! Combined flux in latest and established models = 0.85708 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 = 5.62941e-05 Jy ! Component: 100 - total flux cleaned = 7.97517e-05 Jy ! Component: 150 - total flux cleaned = 0.000101281 Jy ! Component: 200 - total flux cleaned = 0.0001196 Jy ! Total flux subtracted in 200 components = 0.0001196 Jy ! Clean residual min=-0.008121 max=0.008107 Jy/beam ! Clean residual mean=0.000414 rms=0.002437 Jy/beam ! Combined flux in latest and established models = 0.8572 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 69 components and 0.8572 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=3.262 mas, bpa=-7.121 degrees ! Estimated noise=530.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000707572 Jy ! Component: 100 - total flux cleaned = -0.000785234 Jy ! Component: 150 - total flux cleaned = -0.000716705 Jy ! Component: 200 - total flux cleaned = -0.000720024 Jy ! Total flux subtracted in 200 components = -0.000720024 Jy ! Clean residual min=-0.005363 max=0.005740 Jy/beam ! Clean residual mean=0.000136 rms=0.001413 Jy/beam ! Combined flux in latest and established models = 0.85648 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 82 components and 0.85648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.512820Jy sigma=0.002227 ! Fit after self-cal, rms=0.512807Jy sigma=0.002227 wmodel J0646+4451_S_2001_03_12_pus_map.mod ! Writing 82 model components to file: J0646+4451_S_2001_03_12_pus_map.mod wobs J0646+4451_S_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0646+4451_S_2001_03_12_pus_uvs.fits wwins J0646+4451_S_2001_03_12_pus_map.win ! wwins: Wrote 2 windows to J0646+4451_S_2001_03_12_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017827 Jy ! Component: 100 - total flux cleaned = 0.00360545 Jy ! Component: 150 - total flux cleaned = 0.00533778 Jy ! Component: 200 - total flux cleaned = 0.00656853 Jy ! Component: 250 - total flux cleaned = 0.00750983 Jy ! Component: 300 - total flux cleaned = 0.0083462 Jy ! Component: 350 - total flux cleaned = 0.00916635 Jy ! Component: 400 - total flux cleaned = 0.00997164 Jy ! Component: 450 - total flux cleaned = 0.0106051 Jy ! Component: 500 - total flux cleaned = 0.0111516 Jy ! Component: 550 - total flux cleaned = 0.0117675 Jy ! Component: 600 - total flux cleaned = 0.0123747 Jy ! Component: 650 - total flux cleaned = 0.0129747 Jy ! Component: 700 - total flux cleaned = 0.0134942 Jy ! Component: 750 - total flux cleaned = 0.0140815 Jy ! Component: 800 - total flux cleaned = 0.0146609 Jy ! Component: 850 - total flux cleaned = 0.0152345 Jy ! Component: 900 - total flux cleaned = 0.0157307 Jy ! Component: 950 - total flux cleaned = 0.0163617 Jy ! Component: 1000 - total flux cleaned = 0.0169168 Jy ! Component: 1050 - total flux cleaned = 0.0173983 Jy ! Component: 1100 - total flux cleaned = 0.0180113 Jy ! Component: 1150 - total flux cleaned = 0.0182811 Jy ! Component: 1200 - total flux cleaned = 0.0186166 Jy ! Component: 1250 - total flux cleaned = 0.0192141 Jy ! Component: 1300 - total flux cleaned = 0.0196741 Jy ! Component: 1350 - total flux cleaned = 0.0201305 Jy ! Component: 1400 - total flux cleaned = 0.0205187 Jy ! Component: 1450 - total flux cleaned = 0.0210962 Jy ! Component: 1500 - total flux cleaned = 0.0214782 Jy ! Component: 1550 - total flux cleaned = 0.0219832 Jy ! Component: 1600 - total flux cleaned = 0.0224218 Jy ! Component: 1650 - total flux cleaned = 0.0229191 Jy ! Component: 1700 - total flux cleaned = 0.0232282 Jy ! Component: 1750 - total flux cleaned = 0.0236576 Jy ! Component: 1800 - total flux cleaned = 0.0240848 Jy ! Component: 1850 - total flux cleaned = 0.02469 Jy ! Component: 1900 - total flux cleaned = 0.0249307 Jy ! Component: 1950 - total flux cleaned = 0.0252897 Jy ! Component: 2000 - total flux cleaned = 0.0258836 Jy ! Total flux subtracted in 2048 components = 0.0262968 Jy ! Clean residual min=-0.003873 max=0.004651 Jy/beam ! Clean residual mean=0.000037 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 0.882777 Jy keep ! Adding 182 model components to the UV plane model. ! The established model now contains 264 components and 0.882777 Jy ![Exited script file: muppet] wmap "J0646+4451_S_2001_03_12_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.143 x 3.262 at -7.121 degrees (North through East) ! Clean map min=-0.0047415 max=0.74483 Jy/beam ! Writing clean map to FITS file: J0646+4451_S_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.744832 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00112465 device "J0646+4451_S_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0646+4451_S_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.45298 0.45298 0.905961 1.81192 3.62384 7.24769 14.4954 28.9908 57.9815 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.744 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.143 x 3.262 at -7.121 degrees (North through East) ! Clean map min=-0.0047415 max=0.74483 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0646+4451_S_2001_03_12_pus_uvs.log closed on Wed Jan 2 18:48:58 2013