! Started logfile: J1800+7828_S_2003_06_18_pus_uvs.log on Wed Jan 24 18:51:27 2007 obs J1800+7828_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J1800+7828_S_2003_06_18_pus_uva.fits ! AN table 1: 76 integrations on 153 of 153 possible baselines. ! AN table 2: 127 integrations on 153 of 153 possible baselines. ! AN table 3: 16 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.270003 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1800+7828 ! ! 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 2429 lines of history. ! ! Reading 36188 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 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 601 telescope corrections were flagged in sub-array 1. ! A total of 1232 telescope corrections were flagged in sub-array 2. ! A total of 163 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 601 telescope corrections were flagged in sub-array 1. ! A total of 1254 telescope corrections were flagged in sub-array 2. ! A total of 162 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 601 telescope corrections were flagged in sub-array 1. ! A total of 1277 telescope corrections were flagged in sub-array 2. ! A total of 175 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 601 telescope corrections were flagged in sub-array 1. ! A total of 1280 telescope corrections were flagged in sub-array 2. ! A total of 174 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.188705Jy sigma=0.012381 ! Fit after self-cal, rms=0.693396Jy sigma=0.007305 ! 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=2.134 mas, bmaj=2.393 mas, bpa=22.46 degrees ! Estimated noise=715.915 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 = 0.964804 Jy ! Component: 100 - total flux cleaned = 1.3084 Jy ! Total flux subtracted in 100 components = 1.3084 Jy ! Clean residual min=-0.031768 max=0.152480 Jy/beam ! Clean residual mean=0.000825 rms=0.010843 Jy/beam ! Combined flux in latest and established models = 1.3084 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.3084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.506953Jy sigma=0.005029 ! Fit after self-cal, rms=0.506631Jy sigma=0.005026 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.166919 Jy ! Component: 100 - total flux cleaned = 0.260051 Jy ! Total flux subtracted in 100 components = 0.260051 Jy ! Clean residual min=-0.021176 max=0.061604 Jy/beam ! Clean residual mean=0.000585 rms=0.007059 Jy/beam ! Combined flux in latest and established models = 1.56845 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 1.56845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.408946Jy sigma=0.003731 ! Fit after self-cal, rms=0.408823Jy sigma=0.003729 ! Inverting map ! Added new window around map position (-3.5, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0688423 Jy ! Component: 100 - total flux cleaned = 0.116941 Jy ! Total flux subtracted in 100 components = 0.116941 Jy ! Clean residual min=-0.022282 max=0.042487 Jy/beam ! Clean residual mean=0.000476 rms=0.006129 Jy/beam ! Combined flux in latest and established models = 1.68539 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 1.68539 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.384333Jy sigma=0.003374 ! Fit after self-cal, rms=0.383421Jy sigma=0.003365 ! 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=2.741 mas, bmaj=3.378 mas, bpa=-11.85 degrees ! Estimated noise=370.286 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 (-5.5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0834406 Jy ! Component: 100 - total flux cleaned = 0.132407 Jy ! Component: 150 - total flux cleaned = 0.163746 Jy ! Component: 200 - total flux cleaned = 0.184634 Jy ! Total flux subtracted in 200 components = 0.184634 Jy ! Clean residual min=-0.022244 max=0.043801 Jy/beam ! Clean residual mean=0.001826 rms=0.008474 Jy/beam ! Combined flux in latest and established models = 1.87002 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 72 components and 1.87002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.366636Jy sigma=0.003089 ! Fit after self-cal, rms=0.364976Jy sigma=0.003067 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 GG 1.00* HN 1.00 ! KK 1.02 KP 1.00 LA 0.95 MA 1.00* ! MK 1.01 NL 0.97 ON 1.06 OV 1.05 ! PT 0.96 SC 0.94 TC 1.00* TS 1.03 ! WF 1.04 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.95 GG 1.00* HN 1.01 ! KK 0.94 KP 1.05 LA 0.94 MA 1.00* ! MK 0.98 NL 1.02 ON 1.11 OV 1.12 ! PT 0.96 SC 0.94 TC 1.00* TS 1.03 ! WF 1.05 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.97 FD 0.96 GG 1.00* HN 1.06 ! KK 1.00* KP 1.11 LA 0.95 MA 1.00* ! MK 1.00* NL 1.03 ON 1.00* OV 1.47 ! PT 1.02 SC 0.94 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 GG 1.00* HN 1.00 ! KK 1.02 KP 1.04 LA 0.96 MA 1.00* ! MK 1.09 NL 0.91 ON 0.97 OV 0.91 ! PT 0.96 SC 0.96 TC 1.00* TS 1.04 ! WF 1.00 WZ 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.95 GG 1.00* HN 1.33 ! KK 0.98 KP 1.10 LA 0.94 MA 1.00* ! MK 1.08 NL 0.97 ON 1.04 OV 1.00 ! PT 0.97 SC 0.95 TC 1.00* TS 1.03 ! WF 0.98 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.86 FD 0.98 GG 1.00* HN 1.04 ! KK 1.00* KP 1.16 LA 0.97 MA 1.00* ! MK 1.00* NL 0.99 ON 1.00* OV 1.50 ! PT 1.01 SC 1.00 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 GG 1.00* HN 1.01 ! KK 1.02 KP 1.01 LA 0.93 MA 1.00* ! MK 1.05 NL 0.92 ON 1.02 OV 0.76 ! PT 0.98 SC 1.19 TC 1.00* TS 1.07 ! WF 1.02 WZ 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.96 GG 1.00* HN 1.06 ! KK 1.02 KP 1.05 LA 0.91 MA 1.00* ! MK 1.03 NL 0.97 ON 1.00* OV 1.20 ! PT 0.99 SC 1.13 TC 1.00* TS 1.06 ! WF 0.97 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 2.01 FD 0.97 GG 1.00* HN 1.07 ! KK 1.00* KP 1.12 LA 0.94 MA 1.00* ! MK 1.00* NL 0.99 ON 1.00* OV 1.86 ! PT 1.00 SC 1.19 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 GG 1.00* HN 1.09 ! KK 1.07 KP 1.02 LA 0.96 MA 1.00* ! MK 0.99 NL 0.96 ON 0.99 OV 0.82 ! PT 1.03 SC 1.09 TC 1.00* TS 1.07 ! WF 0.98 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.96 GG 1.00* HN 1.05 ! KK 1.02 KP 1.07 LA 0.95 MA 1.00* ! MK 0.98 NL 1.02 ON 1.00* OV 1.02 ! PT 1.03 SC 1.12 TC 1.00* TS 1.06 ! WF 0.96 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.70 FD 0.99 GG 1.00* HN 1.09 ! KK 1.00* KP 1.12 LA 0.97 MA 1.00* ! MK 1.00* NL 1.04 ON 1.00* OV 1.01 ! PT 1.07 SC 1.21 TC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.364976Jy sigma=0.003067 ! Fit after self-cal, rms=0.354248Jy sigma=0.002687 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.781 mas, bmaj=3.416 mas, bpa=-12.47 degrees ! Estimated noise=370.983 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 (-25, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0423438 Jy ! Component: 100 - total flux cleaned = 0.0675944 Jy ! Component: 150 - total flux cleaned = 0.0843493 Jy ! Component: 200 - total flux cleaned = 0.0911356 Jy ! Total flux subtracted in 200 components = 0.0911356 Jy ! Clean residual min=-0.016659 max=0.022466 Jy/beam ! Clean residual mean=0.001050 rms=0.004664 Jy/beam ! Combined flux in latest and established models = 1.96116 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 126 components and 1.96116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.348887Jy sigma=0.002600 ! Fit after self-cal, rms=0.348997Jy sigma=0.002593 ! Inverting map ! Added new window around map position (-23.5, -15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0228447 Jy ! Component: 100 - total flux cleaned = 0.0360156 Jy ! Component: 150 - total flux cleaned = 0.0426785 Jy ! Component: 200 - total flux cleaned = 0.0475115 Jy ! Total flux subtracted in 200 components = 0.0475115 Jy ! Clean residual min=-0.016868 max=0.019486 Jy/beam ! Clean residual mean=0.000708 rms=0.004185 Jy/beam ! Combined flux in latest and established models = 2.00867 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 154 components and 2.00867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.347201Jy sigma=0.002569 ! Fit after self-cal, rms=0.347097Jy sigma=0.002567 ! 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=0.347097Jy sigma=0.002567 ! Fit after self-cal, rms=0.351250Jy sigma=0.002244 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.781 mas, bmaj=3.422 mas, bpa=-12.72 degrees ! Estimated noise=371.264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00773489 Jy ! Component: 100 - total flux cleaned = 0.0107211 Jy ! Component: 150 - total flux cleaned = 0.0127341 Jy ! Component: 200 - total flux cleaned = 0.0142949 Jy ! Total flux subtracted in 200 components = 0.0142949 Jy ! Clean residual min=-0.009179 max=0.013312 Jy/beam ! Clean residual mean=0.000618 rms=0.002381 Jy/beam ! Combined flux in latest and established models = 2.02296 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 173 components and 2.02296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.350576Jy sigma=0.002234 ! Fit after self-cal, rms=0.351094Jy sigma=0.002233 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 (-35.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137858 Jy ! Component: 100 - total flux cleaned = 0.0220238 Jy ! Component: 150 - total flux cleaned = 0.0247385 Jy ! Component: 200 - total flux cleaned = 0.0261548 Jy ! Total flux subtracted in 200 components = 0.0261548 Jy ! Clean residual min=-0.008703 max=0.010696 Jy/beam ! Clean residual mean=0.000445 rms=0.001979 Jy/beam ! Combined flux in latest and established models = 2.04912 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 205 components and 2.04912 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.350362Jy sigma=0.002221 ! Fit after self-cal, rms=0.350296Jy sigma=0.002221 ! Inverting map ! Added new window around map position (-32.5, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011571 Jy ! Component: 100 - total flux cleaned = 0.0171871 Jy ! Component: 150 - total flux cleaned = 0.0182911 Jy ! Component: 200 - total flux cleaned = 0.018903 Jy ! Total flux subtracted in 200 components = 0.018903 Jy ! Clean residual min=-0.008062 max=0.008983 Jy/beam ! Clean residual mean=0.000329 rms=0.001743 Jy/beam ! Combined flux in latest and established models = 2.06802 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 232 components and 2.06802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349822Jy sigma=0.002212 ! Fit after self-cal, rms=0.349791Jy sigma=0.002212 ! Inverting map ! Added new window around map position (-11.5, -2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0090668 Jy ! Component: 100 - total flux cleaned = 0.0100117 Jy ! Component: 150 - total flux cleaned = 0.0104131 Jy ! Component: 200 - total flux cleaned = 0.0105961 Jy ! Total flux subtracted in 200 components = 0.0105961 Jy ! Clean residual min=-0.007569 max=0.006657 Jy/beam ! Clean residual mean=0.000251 rms=0.001657 Jy/beam ! Combined flux in latest and established models = 2.07862 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 248 components and 2.07862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349391Jy sigma=0.002207 ! Fit after self-cal, rms=0.349379Jy sigma=0.002206 ! 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=0.349379Jy sigma=0.002206 ! Fit after self-cal, rms=0.350269Jy sigma=0.002203 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.793 mas, bmaj=3.433 mas, bpa=-12.91 degrees ! Estimated noise=371.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218025 Jy ! Component: 100 - total flux cleaned = 0.00423734 Jy ! Component: 150 - total flux cleaned = 0.00567212 Jy ! Component: 200 - total flux cleaned = 0.00680784 Jy ! Total flux subtracted in 200 components = 0.00680784 Jy ! Clean residual min=-0.007638 max=0.007245 Jy/beam ! Clean residual mean=0.000303 rms=0.001551 Jy/beam ! Combined flux in latest and established models = 2.08543 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 257 components and 2.08543 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349971Jy sigma=0.002198 ! Fit after self-cal, rms=0.349985Jy sigma=0.002198 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 = 0.00147129 Jy ! Component: 100 - total flux cleaned = 0.0021458 Jy ! Component: 150 - total flux cleaned = 0.00261822 Jy ! Component: 200 - total flux cleaned = 0.00336789 Jy ! Total flux subtracted in 200 components = 0.00336789 Jy ! Clean residual min=-0.006868 max=0.007311 Jy/beam ! Clean residual mean=0.000281 rms=0.001505 Jy/beam ! Combined flux in latest and established models = 2.08879 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 269 components and 2.08879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349812Jy sigma=0.002196 ! Fit after self-cal, rms=0.349808Jy sigma=0.002196 ! Inverting map ! Added new window around map position (-43, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0072754 Jy ! Component: 100 - total flux cleaned = 0.0095163 Jy ! Component: 150 - total flux cleaned = 0.01015 Jy ! Component: 200 - total flux cleaned = 0.010438 Jy ! Total flux subtracted in 200 components = 0.010438 Jy ! Clean residual min=-0.006626 max=0.005653 Jy/beam ! Clean residual mean=0.000216 rms=0.001360 Jy/beam ! Combined flux in latest and established models = 2.09923 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 290 components and 2.09923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349599Jy sigma=0.002193 ! Fit after self-cal, rms=0.349582Jy sigma=0.002192 ! 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=0.349582Jy sigma=0.002192 ! Fit after self-cal, rms=0.349775Jy sigma=0.002191 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.431 mas, bmaj=9.605 mas, bpa=-11.56 degrees ! Estimated noise=497.054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0073325 Jy ! Component: 100 - total flux cleaned = 0.00894194 Jy ! Component: 150 - total flux cleaned = 0.0102737 Jy ! Component: 200 - total flux cleaned = 0.0113952 Jy ! Total flux subtracted in 200 components = 0.0113952 Jy ! Clean residual min=-0.005551 max=0.008676 Jy/beam ! Clean residual mean=0.000455 rms=0.001947 Jy/beam ! Combined flux in latest and established models = 2.11063 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 316 components and 2.11063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349696Jy sigma=0.002189 ! Fit after self-cal, rms=0.349686Jy sigma=0.002189 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 (-44.5, 12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0085092 Jy ! Component: 100 - total flux cleaned = 0.0135131 Jy ! Component: 150 - total flux cleaned = 0.016178 Jy ! Component: 200 - total flux cleaned = 0.0172523 Jy ! Total flux subtracted in 200 components = 0.0172523 Jy ! Clean residual min=-0.005177 max=0.003846 Jy/beam ! Clean residual mean=0.000155 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 2.12788 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 363 components and 2.12788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349573Jy sigma=0.002187 ! Fit after self-cal, rms=0.349566Jy sigma=0.002187 ! 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=2.802 mas, bmaj=3.44 mas, bpa=-13 degrees ! Estimated noise=372.462 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.802 x 3.44 at -13 degrees (North through East) ! Clean map min=-0.0048949 max=1.3538 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=0.349566Jy sigma=0.002187 ! Fit after self-cal, rms=0.332685Jy sigma=0.001978 ! Inverting map and beam ! Estimated beam: bmin=2.804 mas, bmaj=3.439 mas, bpa=-12.86 degrees ! Estimated noise=371.812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00127235 Jy ! Component: 100 - total flux cleaned = -0.000345523 Jy ! Component: 150 - total flux cleaned = 0.000657621 Jy ! Component: 200 - total flux cleaned = 0.0013233 Jy ! Total flux subtracted in 200 components = 0.0013233 Jy ! Clean residual min=-0.006049 max=0.003689 Jy/beam ! Clean residual mean=0.000010 rms=0.001011 Jy/beam ! Combined flux in latest and established models = 2.1292 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 388 components and 2.1292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332531Jy sigma=0.001975 ! Fit after self-cal, rms=0.332530Jy sigma=0.001975 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000347469 Jy ! Component: 100 - total flux cleaned = 0.000975272 Jy ! Component: 150 - total flux cleaned = 0.00146078 Jy ! Component: 200 - total flux cleaned = 0.00192818 Jy ! Total flux subtracted in 200 components = 0.00192818 Jy ! Clean residual min=-0.005515 max=0.003561 Jy/beam ! Clean residual mean=-0.000002 rms=0.000979 Jy/beam ! Combined flux in latest and established models = 2.13113 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 403 components and 2.13113 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332434Jy sigma=0.001974 ! Fit after self-cal, rms=0.332433Jy sigma=0.001974 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332433Jy sigma=0.001974 ! Fit after self-cal, rms=0.332579Jy sigma=0.001974 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=2.175 mas, bmaj=2.421 mas, bpa=20.87 degrees ! Estimated noise=733.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.984095 Jy ! Component: 100 - total flux cleaned = 1.32255 Jy ! Component: 150 - total flux cleaned = 1.47846 Jy ! Component: 200 - total flux cleaned = 1.56775 Jy ! Total flux subtracted in 200 components = 1.56775 Jy ! Clean residual min=-0.011305 max=0.047940 Jy/beam ! Clean residual mean=0.000491 rms=0.004556 Jy/beam ! Combined flux in latest and established models = 1.56775 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 21 model components to the UV plane model. ! The established model now contains 21 components and 1.56775 Jy ! Inverting map and beam ! Estimated beam: bmin=2.809 mas, bmaj=3.443 mas, bpa=-12.9 degrees ! Estimated noise=371.964 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 = 0.117026 Jy ! Component: 100 - total flux cleaned = 0.186314 Jy ! Component: 150 - total flux cleaned = 0.236036 Jy ! Component: 200 - total flux cleaned = 0.274499 Jy ! Total flux subtracted in 200 components = 0.274499 Jy ! Clean residual min=-0.007727 max=0.022948 Jy/beam ! Clean residual mean=0.002032 rms=0.005184 Jy/beam ! Combined flux in latest and established models = 1.84225 Jy ! Adding 99 model components to the UV plane model. ! The established model now contains 106 components and 1.84225 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0313623 Jy ! Component: 100 - total flux cleaned = 0.0578764 Jy ! Component: 150 - total flux cleaned = 0.080671 Jy ! Component: 200 - total flux cleaned = 0.100566 Jy ! Total flux subtracted in 200 components = 0.100566 Jy ! Clean residual min=-0.005625 max=0.013599 Jy/beam ! Clean residual mean=0.001310 rms=0.003243 Jy/beam ! Combined flux in latest and established models = 1.94281 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 180 components and 1.94281 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=8.434 mas, bmaj=9.606 mas, bpa=-11.5 degrees ! Estimated noise=495.513 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0371176 Jy ! Component: 100 - total flux cleaned = 0.0645202 Jy ! Component: 150 - total flux cleaned = 0.0856815 Jy ! Component: 200 - total flux cleaned = 0.102496 Jy ! Total flux subtracted in 200 components = 0.102496 Jy ! Clean residual min=-0.005409 max=0.010709 Jy/beam ! Clean residual mean=0.001509 rms=0.003237 Jy/beam ! Combined flux in latest and established models = 2.04531 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 = 0.0135637 Jy ! Component: 100 - total flux cleaned = 0.024619 Jy ! Component: 150 - total flux cleaned = 0.0337825 Jy ! Component: 200 - total flux cleaned = 0.0415164 Jy ! Total flux subtracted in 200 components = 0.0415164 Jy ! Clean residual min=-0.004011 max=0.005771 Jy/beam ! Clean residual mean=0.000778 rms=0.001903 Jy/beam ! Combined flux in latest and established models = 2.08682 Jy ! Adding 228 model components to the UV plane model. ! The established model now contains 385 components and 2.08682 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.809 mas, bmaj=3.443 mas, bpa=-12.9 degrees ! Estimated noise=371.964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00470515 Jy ! Component: 100 - total flux cleaned = 0.00821177 Jy ! Component: 150 - total flux cleaned = 0.0116858 Jy ! Component: 200 - total flux cleaned = 0.0150428 Jy ! Total flux subtracted in 200 components = 0.0150428 Jy ! Clean residual min=-0.003583 max=0.004472 Jy/beam ! Clean residual mean=0.000211 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 2.10187 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 419 components and 2.10187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332544Jy sigma=0.001974 ! Fit after self-cal, rms=0.332352Jy sigma=0.001972 wmodel J1800+7828_S_2003_06_18_pus_map.mod ! Writing 419 model components to file: J1800+7828_S_2003_06_18_pus_map.mod wobs J1800+7828_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J1800+7828_S_2003_06_18_pus_uvs.fits wwins J1800+7828_S_2003_06_18_pus_map.win ! wwins: Wrote 10 windows to J1800+7828_S_2003_06_18_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 = 0.00192713 Jy ! Component: 100 - total flux cleaned = 0.00308032 Jy ! Component: 150 - total flux cleaned = 0.00403976 Jy ! Component: 200 - total flux cleaned = 0.00513912 Jy ! Component: 250 - total flux cleaned = 0.00602227 Jy ! Component: 300 - total flux cleaned = 0.00676877 Jy ! Component: 350 - total flux cleaned = 0.00749857 Jy ! Component: 400 - total flux cleaned = 0.00815708 Jy ! Component: 450 - total flux cleaned = 0.00869519 Jy ! Component: 500 - total flux cleaned = 0.00895953 Jy ! Component: 550 - total flux cleaned = 0.00927239 Jy ! Component: 600 - total flux cleaned = 0.00963168 Jy ! Component: 650 - total flux cleaned = 0.0100357 Jy ! Component: 700 - total flux cleaned = 0.0102351 Jy ! Component: 750 - total flux cleaned = 0.0105795 Jy ! Component: 800 - total flux cleaned = 0.0108705 Jy ! Component: 850 - total flux cleaned = 0.0112059 Jy ! Component: 900 - total flux cleaned = 0.0114423 Jy ! Component: 950 - total flux cleaned = 0.0118171 Jy ! Component: 1000 - total flux cleaned = 0.0120953 Jy ! Component: 1050 - total flux cleaned = 0.012371 Jy ! Component: 1100 - total flux cleaned = 0.0127349 Jy ! Component: 1150 - total flux cleaned = 0.0130052 Jy ! Component: 1200 - total flux cleaned = 0.0132284 Jy ! Component: 1250 - total flux cleaned = 0.0135827 Jy ! Component: 1300 - total flux cleaned = 0.013846 Jy ! Component: 1350 - total flux cleaned = 0.0142367 Jy ! Component: 1400 - total flux cleaned = 0.0144513 Jy ! Component: 1450 - total flux cleaned = 0.0147077 Jy ! Component: 1500 - total flux cleaned = 0.0150885 Jy ! Component: 1550 - total flux cleaned = 0.0152564 Jy ! Component: 1600 - total flux cleaned = 0.015465 Jy ! Component: 1650 - total flux cleaned = 0.0157544 Jy ! Component: 1700 - total flux cleaned = 0.0158777 Jy ! Component: 1750 - total flux cleaned = 0.016041 Jy ! Component: 1800 - total flux cleaned = 0.0162841 Jy ! Component: 1850 - total flux cleaned = 0.0164853 Jy ! Component: 1900 - total flux cleaned = 0.0167249 Jy ! Component: 1950 - total flux cleaned = 0.0168838 Jy ! Component: 2000 - total flux cleaned = 0.0171206 Jy ! Total flux subtracted in 2048 components = 0.0173556 Jy ! Clean residual min=-0.002243 max=0.002096 Jy/beam ! Clean residual mean=0.000088 rms=0.000756 Jy/beam ! Combined flux in latest and established models = 2.11922 Jy keep ! Adding 162 model components to the UV plane model. ! The established model now contains 573 components and 2.11922 Jy wmap "J1800+7828_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.809 x 3.443 at -12.9 degrees (North through East) ! Clean map min=-0.0034135 max=1.3634 Jy/beam ! Writing clean map to FITS file: J1800+7828_S_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.36344 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000756238 device "J1800+7828_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J1800+7828_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.166397 0.166397 0.332793 0.665586 1.33117 2.66235 5.32469 10.6494 21.2988 42.5975 85.195 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.363 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.809 x 3.443 at -12.9 degrees (North through East) ! Clean map min=-0.0034135 max=1.3634 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1800+7828_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J1800+7828_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1800+7828_S_2003_06_18_pus_uvs.log closed on Wed Jan 24 18:54:12 2007