! Started logfile: J0646+4451_S_2007_12_05_pus_uvs.log on Sat Sep 11 20:20:27 2010 obs J0646+4451_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0646+4451_S_2007_12_05_pus_uva.fits ! AN table 1: 20 integrations on 136 of 136 possible baselines. ! AN table 2: 44 integrations on 136 of 136 possible baselines. ! AN table 3: 67 integrations on 136 of 136 possible baselines. ! AN table 4: 136 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.083471 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1686 lines of history. ! ! Reading 12124 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 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 224 telescope corrections were flagged in sub-array 1. ! A total of 715 telescope corrections were flagged in sub-array 2. ! A total of 778 telescope corrections were flagged in sub-array 3. ! A total of 1678 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 224 telescope corrections were flagged in sub-array 1. ! A total of 715 telescope corrections were flagged in sub-array 2. ! A total of 778 telescope corrections were flagged in sub-array 3. ! A total of 1677 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 224 telescope corrections were flagged in sub-array 1. ! A total of 715 telescope corrections were flagged in sub-array 2. ! A total of 778 telescope corrections were flagged in sub-array 3. ! A total of 1734 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 224 telescope corrections were flagged in sub-array 1. ! A total of 715 telescope corrections were flagged in sub-array 2. ! A total of 789 telescope corrections were flagged in sub-array 3. ! A total of 1771 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.728475Jy sigma=0.005843 ! Fit after self-cal, rms=0.363673Jy sigma=0.002874 ! 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=2.344 mas, bmaj=3.653 mas, bpa=22.5 degrees ! Estimated noise=1478.03 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 = 0.928871 Jy ! Component: 100 - total flux cleaned = 1.13743 Jy ! Total flux subtracted in 100 components = 1.13743 Jy ! Clean residual min=-0.031366 max=0.072604 Jy/beam ! Clean residual mean=0.000025 rms=0.009435 Jy/beam ! Combined flux in latest and established models = 1.13743 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.13743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.310371Jy sigma=0.002220 ! Fit after self-cal, rms=0.310360Jy sigma=0.002220 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.072111 Jy ! Component: 100 - total flux cleaned = 0.10362 Jy ! Total flux subtracted in 100 components = 0.10362 Jy ! Clean residual min=-0.028900 max=0.041925 Jy/beam ! Clean residual mean=-0.000232 rms=0.007391 Jy/beam ! Combined flux in latest and established models = 1.24105 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 1.24105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300826Jy sigma=0.001998 ! Fit after self-cal, rms=0.300798Jy sigma=0.001998 ! 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=3.593 mas, bmaj=5.288 mas, bpa=14.98 degrees ! Estimated noise=815.591 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 = 0.00220496 Jy ! Component: 100 - total flux cleaned = 0.00193768 Jy ! Component: 150 - total flux cleaned = 0.00168386 Jy ! Component: 200 - total flux cleaned = 0.00145568 Jy ! Total flux subtracted in 200 components = 0.00145568 Jy ! Clean residual min=-0.029844 max=0.028435 Jy/beam ! Clean residual mean=-0.004513 rms=0.006895 Jy/beam ! Combined flux in latest and established models = 1.24251 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 1.24251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300700Jy sigma=0.001991 ! Fit after self-cal, rms=0.300697Jy sigma=0.001991 ! 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 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.41 LA 1.05 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 0.98 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.13 HH 1.00* HN 1.04 ! KB 1.11 KP 1.15 LA 1.01 MK 1.00* ! NL 0.92 NY 0.98 ON 1.16 OV 0.97 ! PT 1.01 SV 0.96 TS 1.12 WZ 1.00* ! ZC 0.99 ! ! A total of 48 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 1.09 HH 1.00* HN 1.05 ! KB 1.04 KP 1.18 LA 0.99 MK 1.00* ! NL 0.89 NY 0.96 ON 1.06 OV 0.93 ! PT 1.00 SV 1.08 TS 1.01 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.50 LA 1.11 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 0.98 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.02 HH 1.00* HN 1.02 ! KB 1.14 KP 1.15 LA 1.08 MK 1.00* ! NL 0.95 NY 0.99 ON 0.91 OV 0.97 ! PT 1.03 SV 0.98 TS 1.09 WZ 1.00* ! ZC 0.97 ! ! A total of 45 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.99 HH 1.00* HN 1.04 ! KB 1.10 KP 1.12 LA 1.07 MK 1.00* ! NL 0.92 NY 0.97 ON 1.02 OV 0.95 ! PT 1.00 SV 1.07 TS 1.00 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.52 LA 0.99 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 1.01 ! PT 1.10 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 0.98 HH 1.00* HN 1.03 ! KB 1.07 KP 1.31 LA 1.00 MK 1.00* ! NL 0.96 NY 0.87 ON 0.85 OV 0.99 ! PT 1.03 SV 0.87 TS 0.99 WZ 1.00* ! ZC 0.97 ! ! A total of 150 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 0.97 HH 1.00* HN 1.02 ! KB 1.05 KP 1.55 LA 0.97 MK 1.00* ! NL 0.94 NY 0.87 ON 1.01 OV 0.96 ! PT 1.03 SV 0.92 TS 0.90 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.50 LA 1.00 MK 1.00* ! NL 0.90 NY 1.00* ON 1.00* OV 0.99 ! PT 0.92 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.99 HH 1.00* HN 1.04 ! KB 1.08 KP 1.24 LA 0.97 MK 1.00* ! NL 0.88 NY 0.88 ON 0.84 OV 0.97 ! PT 0.92 SV 1.00* TS 1.15 WZ 1.00* ! ZC 0.93 ! ! A total of 129 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 0.92 HH 1.00* HN 1.01 ! KB 1.05 KP 1.51 LA 0.98 MK 1.00* ! NL 0.86 NY 0.90 ON 1.03 OV 0.94 ! PT 0.89 SV 1.00* TS 1.02 WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.300697Jy sigma=0.001991 ! Fit after self-cal, rms=0.309286Jy sigma=0.001557 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.579 mas, bmaj=5.28 mas, bpa=18.08 degrees ! Estimated noise=846.994 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 = 0.00765732 Jy ! Component: 100 - total flux cleaned = 0.008043 Jy ! Component: 150 - total flux cleaned = 0.00836669 Jy ! Component: 200 - total flux cleaned = 0.00850648 Jy ! Total flux subtracted in 200 components = 0.00850648 Jy ! Clean residual min=-0.013144 max=0.012463 Jy/beam ! Clean residual mean=-0.000432 rms=0.004232 Jy/beam ! Combined flux in latest and established models = 1.25102 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 27 components and 1.25102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308690Jy sigma=0.001554 ! Fit after self-cal, rms=0.309080Jy sigma=0.001554 ! 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=0.309080Jy sigma=0.001554 ! Fit after self-cal, rms=0.290135Jy sigma=0.001406 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.593 mas, bmaj=5.301 mas, bpa=18.1 degrees ! Estimated noise=848.839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000994614 Jy ! Component: 100 - total flux cleaned = 0.00104885 Jy ! Component: 150 - total flux cleaned = 0.00104757 Jy ! Component: 200 - total flux cleaned = 0.00104973 Jy ! Total flux subtracted in 200 components = 0.00104973 Jy ! Clean residual min=-0.005018 max=0.005043 Jy/beam ! Clean residual mean=-0.000457 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 1.25207 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 1.25207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290079Jy sigma=0.001405 ! Fit after self-cal, rms=0.290141Jy sigma=0.001405 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 = 3.39176e-05 Jy ! Component: 100 - total flux cleaned = 3.23834e-05 Jy ! Component: 150 - total flux cleaned = 3.29551e-05 Jy ! Component: 200 - total flux cleaned = 6.90963e-05 Jy ! Total flux subtracted in 200 components = 6.90963e-05 Jy ! Clean residual min=-0.005056 max=0.005007 Jy/beam ! Clean residual mean=-0.000461 rms=0.001323 Jy/beam ! Combined flux in latest and established models = 1.25213 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 33 components and 1.25213 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290124Jy sigma=0.001405 ! Fit after self-cal, rms=0.290126Jy sigma=0.001405 ! 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=0.290126Jy sigma=0.001405 ! Fit after self-cal, rms=0.293059Jy sigma=0.001397 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.597 mas, bmaj=5.301 mas, bpa=18.23 degrees ! Estimated noise=850.146 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017751 Jy ! Component: 100 - total flux cleaned = 0.00187461 Jy ! Component: 150 - total flux cleaned = 0.00187501 Jy ! Component: 200 - total flux cleaned = 0.00187443 Jy ! Total flux subtracted in 200 components = 0.00187443 Jy ! Clean residual min=-0.004571 max=0.004714 Jy/beam ! Clean residual mean=-0.000435 rms=0.001290 Jy/beam ! Combined flux in latest and established models = 1.25401 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 34 components and 1.25401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292983Jy sigma=0.001397 ! Fit after self-cal, rms=0.293010Jy sigma=0.001397 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 = 1.39266e-05 Jy ! Component: 100 - total flux cleaned = 1.23142e-05 Jy ! Component: 150 - total flux cleaned = 1.2516e-05 Jy ! Component: 200 - total flux cleaned = 1.51924e-05 Jy ! Total flux subtracted in 200 components = 1.51924e-05 Jy ! Clean residual min=-0.004538 max=0.004733 Jy/beam ! Clean residual mean=-0.000436 rms=0.001288 Jy/beam ! Combined flux in latest and established models = 1.25402 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 1.25402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292995Jy sigma=0.001397 ! Fit after self-cal, rms=0.292999Jy sigma=0.001397 ! 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=0.292999Jy sigma=0.001397 ! Fit after self-cal, rms=0.293028Jy sigma=0.001397 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.55 mas, bmaj=12.68 mas, bpa=-75.6 degrees ! Estimated noise=988.966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234882 Jy ! Component: 100 - total flux cleaned = 0.00296459 Jy ! Component: 150 - total flux cleaned = 0.0029948 Jy ! Component: 200 - total flux cleaned = 0.00303658 Jy ! Total flux subtracted in 200 components = 0.00303658 Jy ! Clean residual min=-0.005603 max=0.004683 Jy/beam ! Clean residual mean=-0.000741 rms=0.001618 Jy/beam ! Combined flux in latest and established models = 1.25706 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 42 components and 1.25706 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292951Jy sigma=0.001397 ! Fit after self-cal, rms=0.292947Jy sigma=0.001397 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 = 0.000103216 Jy ! Component: 100 - total flux cleaned = 0.000103773 Jy ! Component: 150 - total flux cleaned = 0.00012379 Jy ! Component: 200 - total flux cleaned = 0.000125429 Jy ! Total flux subtracted in 200 components = 0.000125429 Jy ! Clean residual min=-0.005672 max=0.004609 Jy/beam ! Clean residual mean=-0.000750 rms=0.001619 Jy/beam ! Combined flux in latest and established models = 1.25719 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 1.25719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292948Jy sigma=0.001397 ! Fit after self-cal, rms=0.292947Jy sigma=0.001397 ! 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=3.6 mas, bmaj=5.302 mas, bpa=18.29 degrees ! Estimated noise=851.363 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.6 x 5.302 at 18.29 degrees (North through East) ! Clean map min=-0.0043676 max=1.215 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=0.292947Jy sigma=0.001397 ! Fit after self-cal, rms=0.247662Jy sigma=0.001210 ! Inverting map and beam ! Estimated beam: bmin=3.598 mas, bmaj=5.301 mas, bpa=18.28 degrees ! Estimated noise=851.106 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00132123 Jy ! Component: 100 - total flux cleaned = -0.00150714 Jy ! Component: 150 - total flux cleaned = -0.00162632 Jy ! Component: 200 - total flux cleaned = -0.00166229 Jy ! Total flux subtracted in 200 components = -0.00166229 Jy ! Clean residual min=-0.004309 max=0.004734 Jy/beam ! Clean residual mean=-0.000402 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 1.25552 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 49 components and 1.25552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247639Jy sigma=0.001210 ! Fit after self-cal, rms=0.247646Jy sigma=0.001210 ! Inverting map ! Added new window around map position (9.5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00338803 Jy ! Component: 100 - total flux cleaned = 0.00313392 Jy ! Component: 150 - total flux cleaned = 0.00299992 Jy ! Component: 200 - total flux cleaned = 0.0029977 Jy ! Total flux subtracted in 200 components = 0.0029977 Jy ! Clean residual min=-0.004415 max=0.003556 Jy/beam ! Clean residual mean=-0.000532 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 1.25852 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 1.25852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247546Jy sigma=0.001209 ! Fit after self-cal, rms=0.247525Jy sigma=0.001209 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247525Jy sigma=0.001209 ! Fit after self-cal, rms=0.247558Jy sigma=0.001209 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=2.355 mas, bmaj=3.717 mas, bpa=25.81 degrees ! Estimated noise=1510.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.92523 Jy ! Component: 100 - total flux cleaned = 1.12941 Jy ! Component: 150 - total flux cleaned = 1.19501 Jy ! Component: 200 - total flux cleaned = 1.22327 Jy ! Total flux subtracted in 200 components = 1.22327 Jy ! Clean residual min=-0.007285 max=0.012925 Jy/beam ! Clean residual mean=0.000066 rms=0.002038 Jy/beam ! Combined flux in latest and established models = 1.22327 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 12 model components to the UV plane model. ! The established model now contains 12 components and 1.22327 Jy ! Inverting map and beam ! Estimated beam: bmin=3.602 mas, bmaj=5.303 mas, bpa=18.37 degrees ! Estimated noise=850.793 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 = 0.0205039 Jy ! Component: 100 - total flux cleaned = 0.0286176 Jy ! Component: 150 - total flux cleaned = 0.0327589 Jy ! Component: 200 - total flux cleaned = 0.0347488 Jy ! Total flux subtracted in 200 components = 0.0347488 Jy ! Clean residual min=-0.004481 max=0.003416 Jy/beam ! Clean residual mean=-0.000422 rms=0.000999 Jy/beam ! Combined flux in latest and established models = 1.25802 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 35 components and 1.25802 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=9.551 mas, bmaj=12.68 mas, bpa=-75.49 degrees ! Estimated noise=988.069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000798488 Jy ! Component: 100 - total flux cleaned = 0.00108509 Jy ! Component: 150 - total flux cleaned = 0.00130192 Jy ! Component: 200 - total flux cleaned = 0.0013903 Jy ! Total flux subtracted in 200 components = 0.0013903 Jy ! Clean residual min=-0.004242 max=0.002547 Jy/beam ! Clean residual mean=-0.000802 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 1.25941 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 = 4.92976e-05 Jy ! Component: 100 - total flux cleaned = 0.000113558 Jy ! Component: 150 - total flux cleaned = 0.000132546 Jy ! Component: 200 - total flux cleaned = 0.00016714 Jy ! Total flux subtracted in 200 components = 0.00016714 Jy ! Clean residual min=-0.004245 max=0.002493 Jy/beam ! Clean residual mean=-0.000814 rms=0.001112 Jy/beam ! Combined flux in latest and established models = 1.25958 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 76 components and 1.25958 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.602 mas, bmaj=5.303 mas, bpa=18.37 degrees ! Estimated noise=850.793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000250542 Jy ! Component: 100 - total flux cleaned = -0.000251643 Jy ! Component: 150 - total flux cleaned = -0.000252087 Jy ! Component: 200 - total flux cleaned = -0.000252441 Jy ! Total flux subtracted in 200 components = -0.000252441 Jy ! Clean residual min=-0.004520 max=0.003093 Jy/beam ! Clean residual mean=-0.000477 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 1.25933 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 88 components and 1.25933 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247464Jy sigma=0.001208 ! Fit after self-cal, rms=0.247456Jy sigma=0.001208 wmodel J0646+4451_S_2007_12_05_pus_map.mod ! Writing 88 model components to file: J0646+4451_S_2007_12_05_pus_map.mod wobs J0646+4451_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0646+4451_S_2007_12_05_pus_uvs.fits wwins J0646+4451_S_2007_12_05_pus_map.win ! wwins: Wrote 2 windows to J0646+4451_S_2007_12_05_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 = -0.00192764 Jy ! Component: 100 - total flux cleaned = -0.00343344 Jy ! Component: 150 - total flux cleaned = -0.00451358 Jy ! Component: 200 - total flux cleaned = -0.00542577 Jy ! Component: 250 - total flux cleaned = -0.00597397 Jy ! Component: 300 - total flux cleaned = -0.00650405 Jy ! Component: 350 - total flux cleaned = -0.00701998 Jy ! Component: 400 - total flux cleaned = -0.00747152 Jy ! Component: 450 - total flux cleaned = -0.00786326 Jy ! Component: 500 - total flux cleaned = -0.00824719 Jy ! Component: 550 - total flux cleaned = -0.00857604 Jy ! Component: 600 - total flux cleaned = -0.00894495 Jy ! Component: 650 - total flux cleaned = -0.00930604 Jy ! Component: 700 - total flux cleaned = -0.00957227 Jy ! Component: 750 - total flux cleaned = -0.00987804 Jy ! Component: 800 - total flux cleaned = -0.0101356 Jy ! Component: 850 - total flux cleaned = -0.0103893 Jy ! Component: 900 - total flux cleaned = -0.0106388 Jy ! Component: 950 - total flux cleaned = -0.0108439 Jy ! Component: 1000 - total flux cleaned = -0.0110867 Jy ! Component: 1050 - total flux cleaned = -0.0112861 Jy ! Component: 1100 - total flux cleaned = -0.0114438 Jy ! Component: 1150 - total flux cleaned = -0.0116769 Jy ! Component: 1200 - total flux cleaned = -0.0118303 Jy ! Component: 1250 - total flux cleaned = -0.0119821 Jy ! Component: 1300 - total flux cleaned = -0.0121699 Jy ! Component: 1350 - total flux cleaned = -0.0122813 Jy ! Component: 1400 - total flux cleaned = -0.0124285 Jy ! Component: 1450 - total flux cleaned = -0.0126104 Jy ! Component: 1500 - total flux cleaned = -0.0127184 Jy ! Component: 1550 - total flux cleaned = -0.0128964 Jy ! Component: 1600 - total flux cleaned = -0.0130372 Jy ! Component: 1650 - total flux cleaned = -0.0131769 Jy ! Component: 1700 - total flux cleaned = -0.0132808 Jy ! Component: 1750 - total flux cleaned = -0.0134177 Jy ! Component: 1800 - total flux cleaned = -0.0135869 Jy ! Component: 1850 - total flux cleaned = -0.0136875 Jy ! Component: 1900 - total flux cleaned = -0.0137872 Jy ! Component: 1950 - total flux cleaned = -0.0138863 Jy ! Component: 2000 - total flux cleaned = -0.0140172 Jy ! Total flux subtracted in 2048 components = -0.0141145 Jy ! Clean residual min=-0.001774 max=0.002064 Jy/beam ! Clean residual mean=-0.000111 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 1.24521 Jy keep ! Adding 118 model components to the UV plane model. ! The established model now contains 206 components and 1.24521 Jy wmap "J0646+4451_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.602 x 5.303 at 18.37 degrees (North through East) ! Clean map min=-0.0037279 max=1.2093 Jy/beam ! Writing clean map to FITS file: J0646+4451_S_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.20928 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000633406 device "J0646+4451_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0646+4451_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.157137 0.157137 0.314273 0.628547 1.25709 2.51419 5.02837 10.0567 20.1135 40.227 80.454 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.209 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.602 x 5.303 at 18.37 degrees (North through East) ! Clean map min=-0.0037279 max=1.2093 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0646+4451_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0646+4451_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0646+4451_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 20:20:32 2010