! Started logfile: J1658+0515_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:42:21 2010 obs J1658+0515_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1658+0515_S_2008_04_02_pus_uva.fits ! AN table 1: 423 integrations on 120 of 120 possible baselines. ! AN table 2: 159 integrations on 120 of 120 possible baselines. ! AN table 3: 95 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0604136 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1658+0515 ! ! 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 984 lines of history. ! ! Reading 19632 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 5446 telescope corrections were flagged in sub-array 1. ! A total of 1900 telescope corrections were flagged in sub-array 2. ! A total of 1291 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 5446 telescope corrections were flagged in sub-array 1. ! A total of 1900 telescope corrections were flagged in sub-array 2. ! A total of 1291 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 5446 telescope corrections were flagged in sub-array 1. ! A total of 1900 telescope corrections were flagged in sub-array 2. ! A total of 1291 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 5446 telescope corrections were flagged in sub-array 1. ! A total of 1900 telescope corrections were flagged in sub-array 2. ! A total of 1291 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.750049Jy sigma=0.004116 ! Fit after self-cal, rms=0.603928Jy sigma=0.003128 ! 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=3.021 mas, bmaj=3.316 mas, bpa=-60.63 degrees ! Estimated noise=1273.23 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 = 0.454264 Jy ! Component: 100 - total flux cleaned = 0.57369 Jy ! Total flux subtracted in 100 components = 0.57369 Jy ! Clean residual min=-0.034051 max=0.103959 Jy/beam ! Clean residual mean=0.000104 rms=0.011699 Jy/beam ! Combined flux in latest and established models = 0.57369 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.57369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.483442Jy sigma=0.002042 ! Fit after self-cal, rms=0.482762Jy sigma=0.002041 ! Inverting map ! Added new window around map position (17.5, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0968493 Jy ! Component: 100 - total flux cleaned = 0.153469 Jy ! Total flux subtracted in 100 components = 0.153469 Jy ! Clean residual min=-0.027445 max=0.046166 Jy/beam ! Clean residual mean=0.000171 rms=0.008513 Jy/beam ! Combined flux in latest and established models = 0.727159 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 36 components and 0.727159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.458683Jy sigma=0.001714 ! Fit after self-cal, rms=0.455184Jy sigma=0.001682 ! 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=2.868 mas, bmaj=3.758 mas, bpa=-80.29 degrees ! Estimated noise=960.574 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 = 0.0820143 Jy ! Component: 100 - total flux cleaned = 0.132224 Jy ! Component: 150 - total flux cleaned = 0.165979 Jy ! Component: 200 - total flux cleaned = 0.189162 Jy ! Total flux subtracted in 200 components = 0.189162 Jy ! Clean residual min=-0.017926 max=0.034871 Jy/beam ! Clean residual mean=0.000689 rms=0.007056 Jy/beam ! Combined flux in latest and established models = 0.916321 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 60 components and 0.916321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.438041Jy sigma=0.001488 ! Fit after self-cal, rms=0.435724Jy sigma=0.001465 ! Inverting map ! Added new window around map position (25.5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0384795 Jy ! Component: 100 - total flux cleaned = 0.0602598 Jy ! Component: 150 - total flux cleaned = 0.0745905 Jy ! Component: 200 - total flux cleaned = 0.084748 Jy ! Total flux subtracted in 200 components = 0.084748 Jy ! Clean residual min=-0.017324 max=0.018821 Jy/beam ! Clean residual mean=0.000440 rms=0.005071 Jy/beam ! Combined flux in latest and established models = 1.00107 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 84 components and 1.00107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431752Jy sigma=0.001422 ! Fit after self-cal, rms=0.430822Jy sigma=0.001416 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 183 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.12 HH 1.14 HN 1.00* ! KK 1.12 KP 0.98 LA 1.18 MK 0.77 ! NL 0.96 NY 0.83 ON 0.86 OV 1.07 ! PT 1.01 SC 1.00* WZ 0.93 ZC 1.25 ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.04 HH 1.16 HN 1.11 ! KK 1.00* KP 1.01 LA 1.23 MK 1.00* ! NL 0.97 NY 0.84 ON 0.89 OV 0.96 ! PT 0.99 SC 1.05 WZ 0.94 ZC 1.20 ! ! A total of 51 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.07 HH 1.00* HN 1.07 ! KK 1.00* KP 1.01 LA 1.16 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 1.01 ! PT 1.01 SC 0.95 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 183 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.19 HH 1.09 HN 1.00* ! KK 1.06 KP 1.02 LA 1.11 MK 0.85 ! NL 1.03 NY 1.02 ON 0.90 OV 1.05 ! PT 0.97 SC 1.00* WZ 0.91 ZC 1.19 ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.17 HH 1.08 HN 1.21 ! KK 1.00* KP 1.06 LA 1.15 MK 1.00* ! NL 1.05 NY 1.00 ON 0.88 OV 0.96 ! PT 0.98 SC 1.11 WZ 0.86 ZC 1.12 ! ! A total of 51 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.13 HH 1.00* HN 1.15 ! KK 1.00* KP 1.02 LA 1.10 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.01 ! PT 0.98 SC 0.97 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 183 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.21 HH 1.01 HN 1.00* ! KK 1.10 KP 0.99 LA 0.88 MK 0.86 ! NL 1.03 NY 0.96 ON 0.94 OV 1.09 ! PT 1.03 SC 1.00* WZ 0.78 ZC 1.18 ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.16 HH 0.99 HN 1.18 ! KK 1.00* KP 1.02 LA 0.90 MK 1.00* ! NL 1.09 NY 0.86 ON 0.88 OV 1.06 ! PT 1.07 SC 1.03 WZ 0.82 ZC 1.18 ! ! A total of 51 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.14 HH 1.00* HN 1.14 ! KK 1.00* KP 1.03 LA 0.88 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 1.08 ! PT 1.04 SC 0.89 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 183 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.14 HH 1.00 HN 1.00* ! KK 1.09 KP 0.90 LA 0.71 MK 0.92 ! NL 0.97 NY 1.06 ON 0.93 OV 0.92 ! PT 0.90 SC 1.00* WZ 0.78 ZC 1.03 ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.14 HH 0.99 HN 1.12 ! KK 1.00* KP 0.97 LA 0.76 MK 1.00* ! NL 0.95 NY 1.04 ON 0.91 OV 0.83 ! PT 0.89 SC 1.06 WZ 0.77 ZC 1.00 ! ! A total of 51 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.09 HH 1.00* HN 1.07 ! KK 1.00* KP 0.95 LA 0.74 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 0.87 ! PT 0.90 SC 0.91 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.430822Jy sigma=0.001416 ! Fit after self-cal, rms=0.367680Jy sigma=0.001231 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.939 mas, bmaj=3.846 mas, bpa=-79.28 degrees ! Estimated noise=979.971 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 (24, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112692 Jy ! Component: 100 - total flux cleaned = 0.0151284 Jy ! Component: 150 - total flux cleaned = 0.0177507 Jy ! Component: 200 - total flux cleaned = 0.0192733 Jy ! Total flux subtracted in 200 components = 0.0192733 Jy ! Clean residual min=-0.008643 max=0.010530 Jy/beam ! Clean residual mean=0.000085 rms=0.002207 Jy/beam ! Combined flux in latest and established models = 1.02034 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 1.02034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.367065Jy sigma=0.001225 ! Fit after self-cal, rms=0.366356Jy sigma=0.001222 ! 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=0.366356Jy sigma=0.001222 ! Fit after self-cal, rms=0.360756Jy sigma=0.001218 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.95 mas, bmaj=3.867 mas, bpa=-79.12 degrees ! Estimated noise=981.517 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00402908 Jy ! Component: 100 - total flux cleaned = 0.0065763 Jy ! Component: 150 - total flux cleaned = 0.00797888 Jy ! Component: 200 - total flux cleaned = 0.00811737 Jy ! Total flux subtracted in 200 components = 0.00811737 Jy ! Clean residual min=-0.007706 max=0.009216 Jy/beam ! Clean residual mean=0.000082 rms=0.001924 Jy/beam ! Combined flux in latest and established models = 1.02846 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 109 components and 1.02846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.360516Jy sigma=0.001216 ! Fit after self-cal, rms=0.360535Jy sigma=0.001216 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 (50, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00792507 Jy ! Component: 100 - total flux cleaned = 0.0092505 Jy ! Component: 150 - total flux cleaned = 0.0098634 Jy ! Component: 200 - total flux cleaned = 0.0101364 Jy ! Total flux subtracted in 200 components = 0.0101364 Jy ! Clean residual min=-0.007185 max=0.007636 Jy/beam ! Clean residual mean=0.000054 rms=0.001796 Jy/beam ! Combined flux in latest and established models = 1.0386 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 122 components and 1.0386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.360280Jy sigma=0.001213 ! Fit after self-cal, rms=0.360249Jy sigma=0.001213 ! Inverting map ! Added new window around map position (8.5, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00535529 Jy ! Component: 100 - total flux cleaned = 0.00692926 Jy ! Component: 150 - total flux cleaned = 0.00693604 Jy ! Component: 200 - total flux cleaned = 0.0069364 Jy ! Total flux subtracted in 200 components = 0.0069364 Jy ! Clean residual min=-0.006806 max=0.006081 Jy/beam ! Clean residual mean=0.000029 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 1.04553 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 138 components and 1.04553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.360034Jy sigma=0.001211 ! Fit after self-cal, rms=0.360078Jy sigma=0.001211 ! 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=0.360078Jy sigma=0.001211 ! Fit after self-cal, rms=0.358886Jy sigma=0.001208 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.951 mas, bmaj=3.866 mas, bpa=-79.32 degrees ! Estimated noise=979.596 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00486914 Jy ! Component: 100 - total flux cleaned = 0.00689814 Jy ! Component: 150 - total flux cleaned = 0.00768743 Jy ! Component: 200 - total flux cleaned = 0.00815127 Jy ! Total flux subtracted in 200 components = 0.00815127 Jy ! Clean residual min=-0.005375 max=0.005447 Jy/beam ! Clean residual mean=0.000032 rms=0.001428 Jy/beam ! Combined flux in latest and established models = 1.05368 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 153 components and 1.05368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358730Jy sigma=0.001206 ! Fit after self-cal, rms=0.358895Jy sigma=0.001206 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 = 0.000999231 Jy ! Component: 100 - total flux cleaned = 0.00163512 Jy ! Component: 150 - total flux cleaned = 0.00172918 Jy ! Component: 200 - total flux cleaned = 0.00173255 Jy ! Total flux subtracted in 200 components = 0.00173255 Jy ! Clean residual min=-0.005328 max=0.005091 Jy/beam ! Clean residual mean=0.000026 rms=0.001406 Jy/beam ! Combined flux in latest and established models = 1.05542 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 160 components and 1.05542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358821Jy sigma=0.001206 ! Fit after self-cal, rms=0.358815Jy sigma=0.001206 ! 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=0.358815Jy sigma=0.001206 ! Fit after self-cal, rms=0.358939Jy sigma=0.001205 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.923 mas, bmaj=10.78 mas, bpa=-13.46 degrees ! Estimated noise=1101.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00427756 Jy ! Component: 100 - total flux cleaned = 0.00551175 Jy ! Component: 150 - total flux cleaned = 0.00642364 Jy ! Component: 200 - total flux cleaned = 0.00715037 Jy ! Total flux subtracted in 200 components = 0.00715037 Jy ! Clean residual min=-0.005247 max=0.004599 Jy/beam ! Clean residual mean=0.000035 rms=0.001625 Jy/beam ! Combined flux in latest and established models = 1.06257 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 182 components and 1.06257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358914Jy sigma=0.001205 ! Fit after self-cal, rms=0.358976Jy sigma=0.001205 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 = 0.000248648 Jy ! Component: 100 - total flux cleaned = 0.00100327 Jy ! Component: 150 - total flux cleaned = 0.00140782 Jy ! Component: 200 - total flux cleaned = 0.00151289 Jy ! Total flux subtracted in 200 components = 0.00151289 Jy ! Clean residual min=-0.005197 max=0.004617 Jy/beam ! Clean residual mean=0.000028 rms=0.001606 Jy/beam ! Combined flux in latest and established models = 1.06408 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 188 components and 1.06408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358971Jy sigma=0.001205 ! Fit after self-cal, rms=0.358961Jy sigma=0.001205 ! 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=2.953 mas, bmaj=3.865 mas, bpa=-79.34 degrees ! Estimated noise=979.306 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.953 x 3.865 at -79.34 degrees (North through East) ! Clean map min=-0.0044582 max=0.56763 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=0.358961Jy sigma=0.001205 ! Fit after self-cal, rms=1.335388Jy sigma=0.001034 ! Inverting map and beam ! Estimated beam: bmin=2.972 mas, bmaj=3.856 mas, bpa=-79.1 degrees ! Estimated noise=980.417 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331242 Jy ! Component: 100 - total flux cleaned = 0.00391498 Jy ! Component: 150 - total flux cleaned = 0.00422854 Jy ! Component: 200 - total flux cleaned = 0.00432 Jy ! Total flux subtracted in 200 components = 0.00432 Jy ! Clean residual min=-0.004291 max=0.004674 Jy/beam ! Clean residual mean=0.000015 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 1.0684 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 201 components and 1.0684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.335296Jy sigma=0.001033 ! Fit after self-cal, rms=1.335384Jy sigma=0.001033 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000923276 Jy ! Component: 100 - total flux cleaned = 0.000923667 Jy ! Component: 150 - total flux cleaned = 0.000843685 Jy ! Component: 200 - total flux cleaned = 0.000921832 Jy ! Total flux subtracted in 200 components = 0.000921832 Jy ! Clean residual min=-0.004227 max=0.004623 Jy/beam ! Clean residual mean=0.000011 rms=0.001176 Jy/beam ! Combined flux in latest and established models = 1.06932 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 208 components and 1.06932 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.335322Jy sigma=0.001033 ! Fit after self-cal, rms=1.335322Jy sigma=0.001033 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.335322Jy sigma=0.001033 ! Fit after self-cal, rms=2.368930Jy sigma=0.001032 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=3.078 mas, bmaj=3.373 mas, bpa=-64.59 degrees ! Estimated noise=1247.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.453662 Jy ! Component: 100 - total flux cleaned = 0.611171 Jy ! Component: 150 - total flux cleaned = 0.705923 Jy ! Component: 200 - total flux cleaned = 0.771365 Jy ! Total flux subtracted in 200 components = 0.771365 Jy ! Clean residual min=-0.014113 max=0.036329 Jy/beam ! Clean residual mean=0.000123 rms=0.005556 Jy/beam ! Combined flux in latest and established models = 0.771365 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 36 model components to the UV plane model. ! The established model now contains 36 components and 0.771365 Jy ! Inverting map and beam ! Estimated beam: bmin=2.975 mas, bmaj=3.858 mas, bpa=-79.09 degrees ! Estimated noise=980.628 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 = 0.0765303 Jy ! Component: 100 - total flux cleaned = 0.127098 Jy ! Component: 150 - total flux cleaned = 0.163626 Jy ! Component: 200 - total flux cleaned = 0.190844 Jy ! Total flux subtracted in 200 components = 0.190844 Jy ! Clean residual min=-0.008215 max=0.016509 Jy/beam ! Clean residual mean=0.000369 rms=0.003565 Jy/beam ! Combined flux in latest and established models = 0.962209 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 98 components and 0.962209 Jy ! Inverting map ! Added new window around map position (33, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0209435 Jy ! Component: 100 - total flux cleaned = 0.0373666 Jy ! Component: 150 - total flux cleaned = 0.0504819 Jy ! Component: 200 - total flux cleaned = 0.0611971 Jy ! Total flux subtracted in 200 components = 0.0611971 Jy ! Clean residual min=-0.005662 max=0.008624 Jy/beam ! Clean residual mean=0.000171 rms=0.001867 Jy/beam ! Combined flux in latest and established models = 1.02341 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 138 components and 1.02341 Jy ! Inverting map ! Added new window around map position (17.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00935443 Jy ! Component: 100 - total flux cleaned = 0.0167422 Jy ! Component: 150 - total flux cleaned = 0.0228999 Jy ! Component: 200 - total flux cleaned = 0.0280725 Jy ! Total flux subtracted in 200 components = 0.0280725 Jy ! Clean residual min=-0.004383 max=0.004958 Jy/beam ! Clean residual mean=0.000083 rms=0.001312 Jy/beam ! Combined flux in latest and established models = 1.05148 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 170 components and 1.05148 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=8.902 mas, bmaj=10.77 mas, bpa=-13.51 degrees ! Estimated noise=1100.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00657 Jy ! Component: 100 - total flux cleaned = 0.0112057 Jy ! Component: 150 - total flux cleaned = 0.0146251 Jy ! Component: 200 - total flux cleaned = 0.0171911 Jy ! Total flux subtracted in 200 components = 0.0171911 Jy ! Clean residual min=-0.004045 max=0.004494 Jy/beam ! Clean residual mean=0.000056 rms=0.001386 Jy/beam ! Combined flux in latest and established models = 1.06867 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 = 0.00195033 Jy ! Component: 100 - total flux cleaned = 0.00295184 Jy ! Component: 150 - total flux cleaned = 0.00349661 Jy ! Component: 200 - total flux cleaned = 0.00403356 Jy ! Total flux subtracted in 200 components = 0.00403356 Jy ! Clean residual min=-0.004064 max=0.004560 Jy/beam ! Clean residual mean=0.000031 rms=0.001345 Jy/beam ! Combined flux in latest and established models = 1.0727 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 219 components and 1.0727 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.975 mas, bmaj=3.858 mas, bpa=-79.09 degrees ! Estimated noise=980.628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000864886 Jy ! Component: 100 - total flux cleaned = -0.00085961 Jy ! Component: 150 - total flux cleaned = -0.000608012 Jy ! Component: 200 - total flux cleaned = -0.000530109 Jy ! Total flux subtracted in 200 components = -0.000530109 Jy ! Clean residual min=-0.003726 max=0.003948 Jy/beam ! Clean residual mean=0.000020 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 1.07217 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 235 components and 1.07217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.368540Jy sigma=0.001031 ! Fit after self-cal, rms=2.368588Jy sigma=0.001031 wmodel J1658+0515_S_2008_04_02_pus_map.mod ! Writing 235 model components to file: J1658+0515_S_2008_04_02_pus_map.mod wobs J1658+0515_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1658+0515_S_2008_04_02_pus_uvs.fits wwins J1658+0515_S_2008_04_02_pus_map.win ! wwins: Wrote 8 windows to J1658+0515_S_2008_04_02_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 = 0.00123919 Jy ! Component: 100 - total flux cleaned = 0.0025294 Jy ! Component: 150 - total flux cleaned = 0.00376919 Jy ! Component: 200 - total flux cleaned = 0.00471541 Jy ! Component: 250 - total flux cleaned = 0.00557423 Jy ! Component: 300 - total flux cleaned = 0.0062313 Jy ! Component: 350 - total flux cleaned = 0.00687078 Jy ! Component: 400 - total flux cleaned = 0.00749432 Jy ! Component: 450 - total flux cleaned = 0.00788256 Jy ! Component: 500 - total flux cleaned = 0.00821008 Jy ! Component: 550 - total flux cleaned = 0.00842485 Jy ! Component: 600 - total flux cleaned = 0.00863598 Jy ! Component: 650 - total flux cleaned = 0.0088441 Jy ! Component: 700 - total flux cleaned = 0.0089977 Jy ! Component: 750 - total flux cleaned = 0.00919923 Jy ! Component: 800 - total flux cleaned = 0.00934939 Jy ! Component: 850 - total flux cleaned = 0.0096919 Jy ! Component: 900 - total flux cleaned = 0.00988473 Jy ! Component: 950 - total flux cleaned = 0.00993212 Jy ! Component: 1000 - total flux cleaned = 0.0101209 Jy ! Component: 1050 - total flux cleaned = 0.0103535 Jy ! Component: 1100 - total flux cleaned = 0.0104911 Jy ! Component: 1150 - total flux cleaned = 0.0107636 Jy ! Component: 1200 - total flux cleaned = 0.0108981 Jy ! Component: 1250 - total flux cleaned = 0.0110764 Jy ! Component: 1300 - total flux cleaned = 0.0112526 Jy ! Component: 1350 - total flux cleaned = 0.0113401 Jy ! Component: 1400 - total flux cleaned = 0.0114695 Jy ! Component: 1450 - total flux cleaned = 0.0117259 Jy ! Component: 1500 - total flux cleaned = 0.011684 Jy ! Component: 1550 - total flux cleaned = 0.011726 Jy ! Component: 1600 - total flux cleaned = 0.0117672 Jy ! Component: 1650 - total flux cleaned = 0.0116849 Jy ! Component: 1700 - total flux cleaned = 0.0116847 Jy ! Component: 1750 - total flux cleaned = 0.0116038 Jy ! Component: 1800 - total flux cleaned = 0.0116441 Jy ! Component: 1850 - total flux cleaned = 0.0117239 Jy ! Component: 1900 - total flux cleaned = 0.0117241 Jy ! Component: 1950 - total flux cleaned = 0.0117236 Jy ! Component: 2000 - total flux cleaned = 0.0117621 Jy ! Total flux subtracted in 2048 components = 0.0116849 Jy ! Clean residual min=-0.002676 max=0.002228 Jy/beam ! Clean residual mean=0.000013 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 1.08386 Jy keep ! Adding 133 model components to the UV plane model. ! The established model now contains 367 components and 1.08386 Jy wmap "J1658+0515_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.975 x 3.858 at -79.09 degrees (North through East) ! Clean map min=-0.0030273 max=0.56894 Jy/beam ! Writing clean map to FITS file: J1658+0515_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.568939 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000727553 device "J1658+0515_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1658+0515_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.383637 0.383637 0.767274 1.53455 3.06909 6.13819 12.2764 24.5528 49.1055 98.211 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.568 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.975 x 3.858 at -79.09 degrees (North through East) ! Clean map min=-0.0030273 max=0.56894 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1658+0515_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1658+0515_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1658+0515_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:42:31 2010