! Started logfile: J1806+6949_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:23:03 2010 obs J1806+6949_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1806+6949_S_2007_12_05_pus_uva.fits ! AN table 1: 25 integrations on 136 of 136 possible baselines. ! AN table 2: 66 integrations on 136 of 136 possible baselines. ! AN table 3: 15 integrations on 136 of 136 possible baselines. ! AN table 4: 57 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.114715 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1806+6949 ! ! 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 1723 lines of history. ! ! Reading 10172 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 265 telescope corrections were flagged in sub-array 1. ! A total of 761 telescope corrections were flagged in sub-array 2. ! A total of 149 telescope corrections were flagged in sub-array 3. ! A total of 677 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 265 telescope corrections were flagged in sub-array 1. ! A total of 761 telescope corrections were flagged in sub-array 2. ! A total of 149 telescope corrections were flagged in sub-array 3. ! A total of 677 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 265 telescope corrections were flagged in sub-array 1. ! A total of 761 telescope corrections were flagged in sub-array 2. ! A total of 149 telescope corrections were flagged in sub-array 3. ! A total of 677 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 265 telescope corrections were flagged in sub-array 1. ! A total of 761 telescope corrections were flagged in sub-array 2. ! A total of 149 telescope corrections were flagged in sub-array 3. ! A total of 677 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.773015Jy sigma=0.008194 ! Fit after self-cal, rms=0.470121Jy sigma=0.005167 ! 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=1.848 mas, bmaj=2.376 mas, bpa=-11.76 degrees ! Estimated noise=1098.9 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 = 0.395077 Jy ! Component: 100 - total flux cleaned = 0.541291 Jy ! Total flux subtracted in 100 components = 0.541291 Jy ! Clean residual min=-0.020807 max=0.068679 Jy/beam ! Clean residual mean=0.001135 rms=0.006578 Jy/beam ! Combined flux in latest and established models = 0.541291 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.541291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238524Jy sigma=0.002539 ! Fit after self-cal, rms=0.237036Jy sigma=0.002526 ! Inverting map ! Added new window around map position (-2.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0786486 Jy ! Component: 100 - total flux cleaned = 0.122145 Jy ! Total flux subtracted in 100 components = 0.122145 Jy ! Clean residual min=-0.013738 max=0.033524 Jy/beam ! Clean residual mean=0.000731 rms=0.003907 Jy/beam ! Combined flux in latest and established models = 0.663436 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 24 components and 0.663436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187673Jy sigma=0.001973 ! Fit after self-cal, rms=0.186802Jy sigma=0.001963 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0299897 Jy ! Component: 100 - total flux cleaned = 0.04795 Jy ! Total flux subtracted in 100 components = 0.04795 Jy ! Clean residual min=-0.012387 max=0.017469 Jy/beam ! Clean residual mean=0.000575 rms=0.003252 Jy/beam ! Combined flux in latest and established models = 0.711386 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.711386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177087Jy sigma=0.001849 ! Fit after self-cal, rms=0.176768Jy sigma=0.001845 ! 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=2.332 mas, bmaj=3.25 mas, bpa=1.823 degrees ! Estimated noise=661.401 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 = 0.0282585 Jy ! Component: 100 - total flux cleaned = 0.0415103 Jy ! Component: 150 - total flux cleaned = 0.0480437 Jy ! Component: 200 - total flux cleaned = 0.0496135 Jy ! Total flux subtracted in 200 components = 0.0496135 Jy ! Clean residual min=-0.010030 max=0.024803 Jy/beam ! Clean residual mean=0.004761 rms=0.004254 Jy/beam ! Combined flux in latest and established models = 0.761 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 44 components and 0.761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172938Jy sigma=0.001795 ! Fit after self-cal, rms=0.172750Jy sigma=0.001793 ! Inverting map ! Added new window around map position (-12, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0232247 Jy ! Component: 100 - total flux cleaned = 0.0343106 Jy ! Component: 150 - total flux cleaned = 0.0397849 Jy ! Component: 200 - total flux cleaned = 0.0410819 Jy ! Total flux subtracted in 200 components = 0.0410819 Jy ! Clean residual min=-0.013001 max=0.019862 Jy/beam ! Clean residual mean=0.003357 rms=0.003828 Jy/beam ! Combined flux in latest and established models = 0.802082 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 74 components and 0.802082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169990Jy sigma=0.001757 ! Fit after self-cal, rms=0.169550Jy sigma=0.001752 ! 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 0.97 FD 1.06 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.96 MK 0.98 ! NL 0.97 NY 1.00* ON 1.00* OV 0.98 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 0.99 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.17 HH 1.00* HN 1.02 ! KB 0.94 KP 1.00* LA 0.97 MK 1.00* ! NL 0.87 NY 1.04 ON 1.00* OV 0.98 ! PT 1.03 SV 1.00* TS 0.96 WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.15 HH 1.00* HN 1.00* ! KB 0.93 KP 1.00* LA 0.98 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 0.97 ! PT 1.00 SV 1.00* TS 0.91 WZ 1.00* ! ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.25 HH 1.00* HN 0.98 ! KB 0.92 KP 1.00* LA 1.01 MK 1.00* ! NL 0.88 NY 1.00* ON 1.00* OV 1.05 ! PT 1.04 SV 1.00* TS 0.97 WZ 1.00* ! ZC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.05 MK 1.05 ! NL 1.01 NY 1.00* ON 1.00* OV 0.99 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.03 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.08 HH 1.00* HN 1.02 ! KB 1.00 KP 1.00* LA 1.06 MK 1.00* ! NL 0.92 NY 1.03 ON 1.00* OV 1.01 ! PT 1.02 SV 1.00* TS 0.97 WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.06 HH 1.00* HN 1.00* ! KB 0.94 KP 1.00* LA 1.10 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 0.99 ! PT 1.04 SV 1.00* TS 0.86 WZ 1.00* ! ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 1.14 HH 1.00* HN 1.00 ! KB 0.99 KP 1.00* LA 1.12 MK 1.00* ! NL 0.89 NY 1.00* ON 1.00* OV 1.06 ! PT 1.06 SV 1.00* TS 0.94 WZ 1.00* ! ZC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.96 MK 1.10 ! NL 1.02 NY 1.00* ON 1.00* OV 1.02 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 0.94 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.08 HH 1.00* HN 1.00 ! KB 0.97 KP 1.00* LA 0.96 MK 1.00* ! NL 0.95 NY 0.95 ON 1.00* OV 1.03 ! PT 1.08 SV 1.00* TS 0.88 WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.00 HH 1.00* HN 1.00* ! KB 0.96 KP 1.00* LA 0.98 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.01 ! PT 1.04 SV 1.00* TS 0.88 WZ 1.00* ! ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.13 FD 1.12 HH 1.00* HN 0.99 ! KB 0.95 KP 1.00* LA 1.01 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 1.08 ! PT 1.08 SV 1.00* TS 0.87 WZ 1.00* ! ZC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.92 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.97 MK 1.03 ! NL 0.92 NY 1.00* ON 1.00* OV 0.95 ! PT 0.93 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.01 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.01 HH 1.00* HN 1.07 ! KB 0.97 KP 1.00* LA 0.98 MK 1.00* ! NL 0.87 NY 0.86 ON 1.00* OV 1.00 ! PT 0.93 SV 1.00* TS 0.98 WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.04 HH 1.00* HN 1.00* ! KB 0.93 KP 1.00* LA 0.99 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 0.96 ! PT 0.92 SV 1.00* TS 0.93 WZ 1.00* ! ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.11 HH 1.00* HN 1.02 ! KB 0.97 KP 1.00* LA 0.97 MK 1.00* ! NL 0.85 NY 1.00* ON 1.00* OV 1.08 ! PT 0.95 SV 1.00* TS 1.00 WZ 1.00* ! ZC 1.07 ! ! ! Fit before self-cal, rms=0.169550Jy sigma=0.001752 ! Fit after self-cal, rms=0.157848Jy sigma=0.001623 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.3 mas, bmaj=3.229 mas, bpa=2.175 degrees ! Estimated noise=658.345 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 (-31.5, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131609 Jy ! Component: 100 - total flux cleaned = 0.0202102 Jy ! Component: 150 - total flux cleaned = 0.0250011 Jy ! Component: 200 - total flux cleaned = 0.0266255 Jy ! Total flux subtracted in 200 components = 0.0266255 Jy ! Clean residual min=-0.006805 max=0.007494 Jy/beam ! Clean residual mean=-0.000042 rms=0.002094 Jy/beam ! Combined flux in latest and established models = 0.828707 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 105 components and 0.828707 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156625Jy sigma=0.001611 ! Fit after self-cal, rms=0.156583Jy sigma=0.001609 ! 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=0.156583Jy sigma=0.001609 ! Fit after self-cal, rms=0.155701Jy sigma=0.001595 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.302 mas, bmaj=3.234 mas, bpa=1.983 degrees ! Estimated noise=660.782 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0058954 Jy ! Component: 100 - total flux cleaned = 0.00798087 Jy ! Component: 150 - total flux cleaned = 0.00913297 Jy ! Component: 200 - total flux cleaned = 0.00963186 Jy ! Total flux subtracted in 200 components = 0.00963186 Jy ! Clean residual min=-0.006364 max=0.008145 Jy/beam ! Clean residual mean=0.000047 rms=0.001899 Jy/beam ! Combined flux in latest and established models = 0.838339 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 115 components and 0.838339 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155348Jy sigma=0.001592 ! Fit after self-cal, rms=0.155328Jy sigma=0.001592 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) ! Added new window around map position (-42, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00798467 Jy ! Component: 100 - total flux cleaned = 0.0107135 Jy ! Component: 150 - total flux cleaned = 0.0113941 Jy ! Component: 200 - total flux cleaned = 0.0114964 Jy ! Total flux subtracted in 200 components = 0.0114964 Jy ! Clean residual min=-0.005901 max=0.005552 Jy/beam ! Clean residual mean=-0.000344 rms=0.001666 Jy/beam ! Combined flux in latest and established models = 0.849835 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 140 components and 0.849835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154896Jy sigma=0.001587 ! Fit after self-cal, rms=0.154854Jy sigma=0.001586 ! 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=0.154854Jy sigma=0.001586 ! Fit after self-cal, rms=0.151466Jy sigma=0.001568 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.301 mas, bmaj=3.242 mas, bpa=2.271 degrees ! Estimated noise=661.228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.003832 Jy ! Component: 100 - total flux cleaned = 0.00474173 Jy ! Component: 150 - total flux cleaned = 0.00541176 Jy ! Component: 200 - total flux cleaned = 0.00590919 Jy ! Total flux subtracted in 200 components = 0.00590919 Jy ! Clean residual min=-0.004873 max=0.005168 Jy/beam ! Clean residual mean=-0.000060 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 0.855744 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 146 components and 0.855745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151251Jy sigma=0.001566 ! Fit after self-cal, rms=0.151232Jy sigma=0.001566 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 = 0.0013127 Jy ! Component: 100 - total flux cleaned = 0.00185635 Jy ! Component: 150 - total flux cleaned = 0.00226409 Jy ! Component: 200 - total flux cleaned = 0.00241477 Jy ! Total flux subtracted in 200 components = 0.00241477 Jy ! Clean residual min=-0.004794 max=0.004972 Jy/beam ! Clean residual mean=-0.000141 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.858159 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 148 components and 0.858159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151143Jy sigma=0.001565 ! Fit after self-cal, rms=0.151141Jy sigma=0.001565 ! 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=0.151141Jy sigma=0.001565 ! Fit after self-cal, rms=0.151144Jy sigma=0.001564 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.47 mas, bmaj=10.99 mas, bpa=0.737 degrees ! Estimated noise=882.276 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00433774 Jy ! Component: 100 - total flux cleaned = 0.00609359 Jy ! Component: 150 - total flux cleaned = 0.00657168 Jy ! Component: 200 - total flux cleaned = 0.00684287 Jy ! Total flux subtracted in 200 components = 0.00684287 Jy ! Clean residual min=-0.005871 max=0.006244 Jy/beam ! Clean residual mean=-0.000353 rms=0.001809 Jy/beam ! Combined flux in latest and established models = 0.865002 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 162 components and 0.865002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151095Jy sigma=0.001564 ! Fit after self-cal, rms=0.151083Jy sigma=0.001564 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 = 0.000615533 Jy ! Component: 100 - total flux cleaned = 0.000963715 Jy ! Component: 150 - total flux cleaned = 0.00120126 Jy ! Component: 200 - total flux cleaned = 0.00135967 Jy ! Total flux subtracted in 200 components = 0.00135967 Jy ! Clean residual min=-0.005710 max=0.006255 Jy/beam ! Clean residual mean=-0.000451 rms=0.001794 Jy/beam ! Combined flux in latest and established models = 0.866362 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 166 components and 0.866362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151062Jy sigma=0.001564 ! Fit after self-cal, rms=0.151055Jy sigma=0.001564 ! 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=2.302 mas, bmaj=3.248 mas, bpa=2.37 degrees ! Estimated noise=661.819 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.302 x 3.248 at 2.37 degrees (North through East) ! Clean map min=-0.0046252 max=0.51686 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=0.151055Jy sigma=0.001564 ! Fit after self-cal, rms=0.138501Jy sigma=0.001348 ! Inverting map and beam ! Estimated beam: bmin=2.301 mas, bmaj=3.255 mas, bpa=2.451 degrees ! Estimated noise=662.144 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000446646 Jy ! Component: 100 - total flux cleaned = 0.000627767 Jy ! Component: 150 - total flux cleaned = 0.000860115 Jy ! Component: 200 - total flux cleaned = 0.000996709 Jy ! Total flux subtracted in 200 components = 0.000996709 Jy ! Clean residual min=-0.004093 max=0.004876 Jy/beam ! Clean residual mean=-0.000087 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 0.867359 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 176 components and 0.867359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138421Jy sigma=0.001347 ! Fit after self-cal, rms=0.138419Jy sigma=0.001347 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000377137 Jy ! Component: 100 - total flux cleaned = 0.000441258 Jy ! Component: 150 - total flux cleaned = 0.000499586 Jy ! Component: 200 - total flux cleaned = 0.000501229 Jy ! Total flux subtracted in 200 components = 0.000501229 Jy ! Clean residual min=-0.004062 max=0.004780 Jy/beam ! Clean residual mean=-0.000103 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.86786 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 183 components and 0.86786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138373Jy sigma=0.001346 ! Fit after self-cal, rms=0.138374Jy sigma=0.001346 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138374Jy sigma=0.001346 ! Fit after self-cal, rms=0.138505Jy sigma=0.001346 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=1.838 mas, bmaj=2.391 mas, bpa=-10.84 degrees ! Estimated noise=1082.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.393809 Jy ! Component: 100 - total flux cleaned = 0.549347 Jy ! Component: 150 - total flux cleaned = 0.627672 Jy ! Component: 200 - total flux cleaned = 0.672277 Jy ! Total flux subtracted in 200 components = 0.672277 Jy ! Clean residual min=-0.009512 max=0.022379 Jy/beam ! Clean residual mean=0.000618 rms=0.002929 Jy/beam ! Combined flux in latest and established models = 0.672277 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.672277 Jy ! Inverting map and beam ! Estimated beam: bmin=2.299 mas, bmaj=3.26 mas, bpa=2.511 degrees ! Estimated noise=662.101 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 = 0.0542146 Jy ! Component: 100 - total flux cleaned = 0.086816 Jy ! Component: 150 - total flux cleaned = 0.110339 Jy ! Component: 200 - total flux cleaned = 0.128419 Jy ! Total flux subtracted in 200 components = 0.128419 Jy ! Clean residual min=-0.004741 max=0.012370 Jy/beam ! Clean residual mean=0.002251 rms=0.002413 Jy/beam ! Combined flux in latest and established models = 0.800695 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 72 components and 0.800695 Jy ! Inverting map ! Added new window around map position (-5.5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143818 Jy ! Component: 100 - total flux cleaned = 0.0254464 Jy ! Component: 150 - total flux cleaned = 0.0341638 Jy ! Component: 200 - total flux cleaned = 0.0411401 Jy ! Total flux subtracted in 200 components = 0.0411401 Jy ! Clean residual min=-0.004300 max=0.007017 Jy/beam ! Clean residual mean=0.000827 rms=0.001464 Jy/beam ! Combined flux in latest and established models = 0.841835 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 109 components and 0.841835 Jy ! Inverting map ! Added new window around map position (-19.5, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00700384 Jy ! Component: 100 - total flux cleaned = 0.0119307 Jy ! Component: 150 - total flux cleaned = 0.0159556 Jy ! Component: 200 - total flux cleaned = 0.0192709 Jy ! Total flux subtracted in 200 components = 0.0192709 Jy ! Clean residual min=-0.004283 max=0.004865 Jy/beam ! Clean residual mean=0.000159 rms=0.001177 Jy/beam ! Combined flux in latest and established models = 0.861106 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 140 components and 0.861106 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=10.45 mas, bmaj=10.99 mas, bpa=0.6056 degrees ! Estimated noise=882.518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00470877 Jy ! Component: 100 - total flux cleaned = 0.00772909 Jy ! Component: 150 - total flux cleaned = 0.00957129 Jy ! Component: 200 - total flux cleaned = 0.0102153 Jy ! Total flux subtracted in 200 components = 0.0102153 Jy ! Clean residual min=-0.005083 max=0.005609 Jy/beam ! Clean residual mean=-0.000421 rms=0.001601 Jy/beam ! Combined flux in latest and established models = 0.871321 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000495727 Jy ! Component: 100 - total flux cleaned = 0.000881195 Jy ! Component: 150 - total flux cleaned = 0.00113609 Jy ! Component: 200 - total flux cleaned = 0.0013663 Jy ! Total flux subtracted in 200 components = 0.0013663 Jy ! Clean residual min=-0.005075 max=0.005307 Jy/beam ! Clean residual mean=-0.000523 rms=0.001579 Jy/beam ! Combined flux in latest and established models = 0.872688 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 165 components and 0.872688 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.299 mas, bmaj=3.26 mas, bpa=2.511 degrees ! Estimated noise=662.101 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000907127 Jy ! Component: 100 - total flux cleaned = -0.00113159 Jy ! Component: 150 - total flux cleaned = -0.00120083 Jy ! Component: 200 - total flux cleaned = -0.00113473 Jy ! Total flux subtracted in 200 components = -0.00113473 Jy ! Clean residual min=-0.004379 max=0.004127 Jy/beam ! Clean residual mean=-0.000199 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 0.871553 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 182 components and 0.871553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138371Jy sigma=0.001345 ! Fit after self-cal, rms=0.138287Jy sigma=0.001344 wmodel J1806+6949_S_2007_12_05_pus_map.mod ! Writing 182 model components to file: J1806+6949_S_2007_12_05_pus_map.mod wobs J1806+6949_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1806+6949_S_2007_12_05_pus_uvs.fits wwins J1806+6949_S_2007_12_05_pus_map.win ! wwins: Wrote 7 windows to J1806+6949_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 = -0.00135825 Jy ! Component: 100 - total flux cleaned = -0.0019823 Jy ! Component: 150 - total flux cleaned = -0.00250984 Jy ! Component: 200 - total flux cleaned = -0.00289138 Jy ! Component: 250 - total flux cleaned = -0.00337885 Jy ! Component: 300 - total flux cleaned = -0.00378983 Jy ! Component: 350 - total flux cleaned = -0.00413083 Jy ! Component: 400 - total flux cleaned = -0.0045723 Jy ! Component: 450 - total flux cleaned = -0.00489378 Jy ! Component: 500 - total flux cleaned = -0.00510314 Jy ! Component: 550 - total flux cleaned = -0.00540984 Jy ! Component: 600 - total flux cleaned = -0.00560956 Jy ! Component: 650 - total flux cleaned = -0.00585416 Jy ! Component: 700 - total flux cleaned = -0.00609381 Jy ! Component: 750 - total flux cleaned = -0.00623512 Jy ! Component: 800 - total flux cleaned = -0.00637425 Jy ! Component: 850 - total flux cleaned = -0.00646492 Jy ! Component: 900 - total flux cleaned = -0.00650955 Jy ! Component: 950 - total flux cleaned = -0.00655368 Jy ! Component: 1000 - total flux cleaned = -0.00664065 Jy ! Component: 1050 - total flux cleaned = -0.00668333 Jy ! Component: 1100 - total flux cleaned = -0.00668352 Jy ! Component: 1150 - total flux cleaned = -0.00668358 Jy ! Component: 1200 - total flux cleaned = -0.006684 Jy ! Component: 1250 - total flux cleaned = -0.00672494 Jy ! Component: 1300 - total flux cleaned = -0.00676519 Jy ! Component: 1350 - total flux cleaned = -0.00676495 Jy ! Component: 1400 - total flux cleaned = -0.00672572 Jy ! Component: 1450 - total flux cleaned = -0.00676495 Jy ! Component: 1500 - total flux cleaned = -0.00676504 Jy ! Component: 1550 - total flux cleaned = -0.00680318 Jy ! Component: 1600 - total flux cleaned = -0.0067652 Jy ! Component: 1650 - total flux cleaned = -0.00676527 Jy ! Component: 1700 - total flux cleaned = -0.00676536 Jy ! Component: 1750 - total flux cleaned = -0.00676542 Jy ! Component: 1800 - total flux cleaned = -0.0067657 Jy ! Component: 1850 - total flux cleaned = -0.0067657 Jy ! Component: 1900 - total flux cleaned = -0.00680119 Jy ! Component: 1950 - total flux cleaned = -0.00676576 Jy ! Component: 2000 - total flux cleaned = -0.00673066 Jy ! Total flux subtracted in 2048 components = -0.00669611 Jy ! Clean residual min=-0.002022 max=0.002185 Jy/beam ! Clean residual mean=-0.000007 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.864857 Jy keep ! Adding 155 model components to the UV plane model. ! The established model now contains 336 components and 0.864857 Jy wmap "J1806+6949_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.299 x 3.26 at 2.511 degrees (North through East) ! Clean map min=-0.0030499 max=0.51464 Jy/beam ! Writing clean map to FITS file: J1806+6949_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 0.514638 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000634561 device "J1806+6949_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1806+6949_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.369908 0.369908 0.739815 1.47963 2.95926 5.91852 11.837 23.6741 47.3482 94.6963 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.514 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.299 x 3.26 at 2.511 degrees (North through East) ! Clean map min=-0.0030499 max=0.51464 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1806+6949_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1806+6949_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1806+6949_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:23:08 2010