! Started logfile: J1517-2422_S_2003_09_17_pus_uvs.log on Tue May 22 13:52:39 2007 obs J1517-2422_S_2003_09_17_pus_uva.fits ! Reading UV FITS file: J1517-2422_S_2003_09_17_pus_uva.fits ! AN table 1: 43 integrations on 120 of 120 possible baselines. ! AN table 2: 150 integrations on 120 of 120 possible baselines. ! AN table 3: 45 integrations on 120 of 120 possible baselines. ! AN table 4: 17 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0730065 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1517-2422 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1736 lines of history. ! ! Reading 8936 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 688 telescope corrections were flagged in sub-array 1. ! A total of 1857 telescope corrections were flagged in sub-array 2. ! A total of 720 telescope corrections were flagged in sub-array 3. ! A total of 156 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 688 telescope corrections were flagged in sub-array 1. ! A total of 1857 telescope corrections were flagged in sub-array 2. ! A total of 720 telescope corrections were flagged in sub-array 3. ! A total of 156 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 688 telescope corrections were flagged in sub-array 1. ! A total of 1857 telescope corrections were flagged in sub-array 2. ! A total of 720 telescope corrections were flagged in sub-array 3. ! A total of 156 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 688 telescope corrections were flagged in sub-array 1. ! A total of 1857 telescope corrections were flagged in sub-array 2. ! A total of 720 telescope corrections were flagged in sub-array 3. ! A total of 156 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.555338Jy sigma=0.003622 ! Fit after self-cal, rms=0.541056Jy sigma=0.003518 ! 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=2.042 mas, bmaj=13.94 mas, bpa=1.462 degrees ! Estimated noise=1899.33 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 = 0.942207 Jy ! Component: 100 - total flux cleaned = 1.23621 Jy ! Total flux subtracted in 100 components = 1.23621 Jy ! Clean residual min=-0.050251 max=0.132971 Jy/beam ! Clean residual mean=0.003101 rms=0.020573 Jy/beam ! Combined flux in latest and established models = 1.23621 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 1.23621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.397515Jy sigma=0.002569 ! Fit after self-cal, rms=0.395223Jy sigma=0.002554 ! Inverting map ! Added new window around map position (2, -5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.156663 Jy ! Component: 100 - total flux cleaned = 0.254411 Jy ! Total flux subtracted in 100 components = 0.254411 Jy ! Clean residual min=-0.030849 max=0.080714 Jy/beam ! Clean residual mean=0.002080 rms=0.012869 Jy/beam ! Combined flux in latest and established models = 1.49062 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 49 components and 1.49062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281910Jy sigma=0.001792 ! Fit after self-cal, rms=0.279429Jy sigma=0.001776 ! Inverting map ! Added new window around map position (5, -12). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.085239 Jy ! Component: 100 - total flux cleaned = 0.141154 Jy ! Total flux subtracted in 100 components = 0.141154 Jy ! Clean residual min=-0.022253 max=0.043293 Jy/beam ! Clean residual mean=0.001440 rms=0.009131 Jy/beam ! Combined flux in latest and established models = 1.63178 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 73 components and 1.63178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231270Jy sigma=0.001449 ! Fit after self-cal, rms=0.229112Jy sigma=0.001436 ! 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=2.319 mas, bmaj=19.45 mas, bpa=0.7719 degrees ! Estimated noise=1227.55 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 = 0.0823388 Jy ! Component: 100 - total flux cleaned = 0.133789 Jy ! Component: 150 - total flux cleaned = 0.169608 Jy ! Component: 200 - total flux cleaned = 0.195463 Jy ! Total flux subtracted in 200 components = 0.195463 Jy ! Clean residual min=-0.011683 max=0.039862 Jy/beam ! Clean residual mean=0.008302 rms=0.006857 Jy/beam ! Combined flux in latest and established models = 1.82724 Jy ! Performing phase self-cal ! Adding 92 model components to the UV plane model. ! The established model now contains 157 components and 1.82724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193127Jy sigma=0.001190 ! Fit after self-cal, rms=0.190870Jy sigma=0.001175 ! Inverting map ! Added new window around map position (8.5, -17.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0395773 Jy ! Component: 100 - total flux cleaned = 0.0599091 Jy ! Component: 150 - total flux cleaned = 0.0741117 Jy ! Component: 200 - total flux cleaned = 0.0846059 Jy ! Total flux subtracted in 200 components = 0.0846059 Jy ! Clean residual min=-0.008395 max=0.017447 Jy/beam ! Clean residual mean=0.002998 rms=0.003955 Jy/beam ! Combined flux in latest and established models = 1.91184 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 210 components and 1.91184 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182274Jy sigma=0.001116 ! Fit after self-cal, rms=0.181397Jy sigma=0.001110 ! 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: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.02 KK 1.01 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 1.00 MK 1.00* NL 0.99 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 0.98 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 0.99 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.01 KK 1.01 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 1.00 MK 1.00* NL 0.99 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 0.98 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 0.99 NL 1.01 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.01 KK 1.01 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 0.99 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 0.99 NL 1.01 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.00* ! TS 1.00 KK 1.01 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 0.99 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Fit before self-cal, rms=0.181397Jy sigma=0.001110 ! Fit after self-cal, rms=0.180623Jy sigma=0.001106 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.325 mas, bmaj=19.39 mas, bpa=0.7846 degrees ! Estimated noise=1224.1 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 = 0.0070561 Jy ! Component: 100 - total flux cleaned = 0.00785844 Jy ! Component: 150 - total flux cleaned = 0.00878325 Jy ! Component: 200 - total flux cleaned = 0.0097795 Jy ! Total flux subtracted in 200 components = 0.0097795 Jy ! Clean residual min=-0.008777 max=0.011518 Jy/beam ! Clean residual mean=0.000594 rms=0.002977 Jy/beam ! Combined flux in latest and established models = 1.92162 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 248 components and 1.92162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179927Jy sigma=0.001101 ! Fit after self-cal, rms=0.179860Jy sigma=0.001100 ! 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=0.179860Jy sigma=0.001100 ! Fit after self-cal, rms=0.179560Jy sigma=0.001100 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.328 mas, bmaj=19.38 mas, bpa=0.7821 degrees ! Estimated noise=1223.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372273 Jy ! Component: 100 - total flux cleaned = 0.00455395 Jy ! Component: 150 - total flux cleaned = 0.00546631 Jy ! Component: 200 - total flux cleaned = 0.00627294 Jy ! Total flux subtracted in 200 components = 0.00627294 Jy ! Clean residual min=-0.008459 max=0.011110 Jy/beam ! Clean residual mean=0.000506 rms=0.002782 Jy/beam ! Combined flux in latest and established models = 1.9279 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 270 components and 1.9279 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179171Jy sigma=0.001097 ! Fit after self-cal, rms=0.179128Jy sigma=0.001097 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 (14, -20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00965656 Jy ! Component: 100 - total flux cleaned = 0.0101206 Jy ! Component: 150 - total flux cleaned = 0.0103283 Jy ! Component: 200 - total flux cleaned = 0.0105159 Jy ! Total flux subtracted in 200 components = 0.0105159 Jy ! Clean residual min=-0.008892 max=0.008955 Jy/beam ! Clean residual mean=-0.000202 rms=0.002590 Jy/beam ! Combined flux in latest and established models = 1.93841 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 304 components and 1.93841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178462Jy sigma=0.001092 ! Fit after self-cal, rms=0.178392Jy sigma=0.001091 ! 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=0.178392Jy sigma=0.001091 ! Fit after self-cal, rms=0.177959Jy sigma=0.001090 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.331 mas, bmaj=19.38 mas, bpa=0.783 degrees ! Estimated noise=1223.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00626064 Jy ! Component: 100 - total flux cleaned = 0.00896654 Jy ! Component: 150 - total flux cleaned = 0.00967049 Jy ! Component: 200 - total flux cleaned = 0.0101365 Jy ! Total flux subtracted in 200 components = 0.0101365 Jy ! Clean residual min=-0.008057 max=0.008237 Jy/beam ! Clean residual mean=-0.000027 rms=0.002365 Jy/beam ! Combined flux in latest and established models = 1.94855 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 333 components and 1.94855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177557Jy sigma=0.001087 ! Fit after self-cal, rms=0.177526Jy sigma=0.001087 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 = 0.00129812 Jy ! Component: 100 - total flux cleaned = 0.00158711 Jy ! Component: 150 - total flux cleaned = 0.00144752 Jy ! Component: 200 - total flux cleaned = 0.00144884 Jy ! Total flux subtracted in 200 components = 0.00144884 Jy ! Clean residual min=-0.008486 max=0.007548 Jy/beam ! Clean residual mean=-0.000142 rms=0.002252 Jy/beam ! Combined flux in latest and established models = 1.95 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 357 components and 1.95 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177340Jy sigma=0.001085 ! Fit after self-cal, rms=0.177331Jy sigma=0.001085 ! 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=0.177331Jy sigma=0.001085 ! Fit after self-cal, rms=0.177125Jy sigma=0.001085 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.98 mas, bmaj=24.32 mas, bpa=3.459 degrees ! Estimated noise=1693.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0080632 Jy ! Component: 100 - total flux cleaned = 0.00826787 Jy ! Component: 150 - total flux cleaned = 0.00826837 Jy ! Component: 200 - total flux cleaned = 0.00827906 Jy ! Total flux subtracted in 200 components = 0.00827906 Jy ! Clean residual min=-0.010187 max=0.010878 Jy/beam ! Clean residual mean=-0.000163 rms=0.003341 Jy/beam ! Combined flux in latest and established models = 1.95828 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 379 components and 1.95828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177116Jy sigma=0.001084 ! Fit after self-cal, rms=0.177096Jy sigma=0.001084 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 = 0.000358333 Jy ! Component: 100 - total flux cleaned = 0.000231823 Jy ! Component: 150 - total flux cleaned = -8.42148e-06 Jy ! Component: 200 - total flux cleaned = -0.000229084 Jy ! Total flux subtracted in 200 components = -0.000229084 Jy ! Clean residual min=-0.010149 max=0.010740 Jy/beam ! Clean residual mean=-0.000186 rms=0.003228 Jy/beam ! Combined flux in latest and established models = 1.95805 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 397 components and 1.95805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177114Jy sigma=0.001084 ! Fit after self-cal, rms=0.177110Jy sigma=0.001084 ! 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=2.333 mas, bmaj=19.39 mas, bpa=0.7817 degrees ! Estimated noise=1223.22 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.333 x 19.39 at 0.7817 degrees (North through East) ! Clean map min=-0.0083558 max=1.2467 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=0.177110Jy sigma=0.001084 ! Fit after self-cal, rms=0.176844Jy sigma=0.001083 ! Inverting map and beam ! Estimated beam: bmin=2.337 mas, bmaj=19.39 mas, bpa=0.7798 degrees ! Estimated noise=1223.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234955 Jy ! Component: 100 - total flux cleaned = 0.00374378 Jy ! Component: 150 - total flux cleaned = 0.0038864 Jy ! Component: 200 - total flux cleaned = 0.00377376 Jy ! Total flux subtracted in 200 components = 0.00377376 Jy ! Clean residual min=-0.006942 max=0.007618 Jy/beam ! Clean residual mean=0.000239 rms=0.002112 Jy/beam ! Combined flux in latest and established models = 1.96182 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 426 components and 1.96182 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176620Jy sigma=0.001081 ! Fit after self-cal, rms=0.176601Jy sigma=0.001081 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000649299 Jy ! Component: 100 - total flux cleaned = 0.00109105 Jy ! Component: 150 - total flux cleaned = 0.00109148 Jy ! Component: 200 - total flux cleaned = 0.00108893 Jy ! Total flux subtracted in 200 components = 0.00108893 Jy ! Clean residual min=-0.007067 max=0.007139 Jy/beam ! Clean residual mean=0.000169 rms=0.002043 Jy/beam ! Combined flux in latest and established models = 1.96291 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 442 components and 1.96291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176494Jy sigma=0.001080 ! Fit after self-cal, rms=0.176489Jy sigma=0.001080 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176489Jy sigma=0.001080 ! Fit after self-cal, rms=0.176366Jy sigma=0.001080 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=2.055 mas, bmaj=13.92 mas, bpa=1.478 degrees ! Estimated noise=1890.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.935238 Jy ! Component: 100 - total flux cleaned = 1.23963 Jy ! Component: 150 - total flux cleaned = 1.40001 Jy ! Component: 200 - total flux cleaned = 1.50787 Jy ! Total flux subtracted in 200 components = 1.50787 Jy ! Clean residual min=-0.026716 max=0.060940 Jy/beam ! Clean residual mean=0.002033 rms=0.011431 Jy/beam ! Combined flux in latest and established models = 1.50787 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 41 model components to the UV plane model. ! The established model now contains 41 components and 1.50787 Jy ! Inverting map and beam ! Estimated beam: bmin=2.338 mas, bmaj=19.39 mas, bpa=0.7805 degrees ! Estimated noise=1223.61 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 = 0.134373 Jy ! Component: 100 - total flux cleaned = 0.21958 Jy ! Component: 150 - total flux cleaned = 0.278392 Jy ! Component: 200 - total flux cleaned = 0.321412 Jy ! Total flux subtracted in 200 components = 0.321412 Jy ! Clean residual min=-0.009453 max=0.024429 Jy/beam ! Clean residual mean=0.008777 rms=0.006376 Jy/beam ! Combined flux in latest and established models = 1.82928 Jy ! Adding 100 model components to the UV plane model. ! The established model now contains 127 components and 1.82928 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=7.972 mas, bmaj=24.29 mas, bpa=3.459 degrees ! Estimated noise=1693.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0586845 Jy ! Component: 100 - total flux cleaned = 0.0910846 Jy ! Component: 150 - total flux cleaned = 0.109956 Jy ! Component: 200 - total flux cleaned = 0.12119 Jy ! Total flux subtracted in 200 components = 0.12119 Jy ! Clean residual min=-0.006354 max=0.013117 Jy/beam ! Clean residual mean=0.002700 rms=0.003838 Jy/beam ! Combined flux in latest and established models = 1.95047 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 = 0.00545157 Jy ! Component: 100 - total flux cleaned = 0.00729097 Jy ! Component: 150 - total flux cleaned = 0.00875256 Jy ! Component: 200 - total flux cleaned = 0.00968657 Jy ! Total flux subtracted in 200 components = 0.00968657 Jy ! Clean residual min=-0.006415 max=0.012176 Jy/beam ! Clean residual mean=0.001269 rms=0.003396 Jy/beam ! Combined flux in latest and established models = 1.96016 Jy ! Adding 123 model components to the UV plane model. ! The established model now contains 235 components and 1.96016 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.338 mas, bmaj=19.39 mas, bpa=0.7805 degrees ! Estimated noise=1223.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000707162 Jy ! Component: 100 - total flux cleaned = -9.4064e-05 Jy ! Component: 150 - total flux cleaned = 0.000257725 Jy ! Component: 200 - total flux cleaned = 0.000411421 Jy ! Total flux subtracted in 200 components = 0.000411421 Jy ! Clean residual min=-0.005901 max=0.007792 Jy/beam ! Clean residual mean=0.000526 rms=0.002136 Jy/beam ! Combined flux in latest and established models = 1.96057 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 267 components and 1.96057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176506Jy sigma=0.001081 ! Fit after self-cal, rms=0.176400Jy sigma=0.001080 wmodel J1517-2422_S_2003_09_17_pus_map.mod ! Writing 267 model components to file: J1517-2422_S_2003_09_17_pus_map.mod wobs J1517-2422_S_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J1517-2422_S_2003_09_17_pus_uvs.fits wwins J1517-2422_S_2003_09_17_pus_map.win ! wwins: Wrote 5 windows to J1517-2422_S_2003_09_17_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 = 0.00277453 Jy ! Component: 100 - total flux cleaned = 0.00425451 Jy ! Component: 150 - total flux cleaned = 0.00530937 Jy ! Component: 200 - total flux cleaned = 0.00570488 Jy ! Component: 250 - total flux cleaned = 0.00598822 Jy ! Component: 300 - total flux cleaned = 0.00607927 Jy ! Component: 350 - total flux cleaned = 0.00625377 Jy ! Component: 400 - total flux cleaned = 0.00633751 Jy ! Component: 450 - total flux cleaned = 0.00641908 Jy ! Component: 500 - total flux cleaned = 0.00649603 Jy ! Component: 550 - total flux cleaned = 0.00649508 Jy ! Component: 600 - total flux cleaned = 0.00642141 Jy ! Component: 650 - total flux cleaned = 0.00635019 Jy ! Component: 700 - total flux cleaned = 0.00634953 Jy ! Component: 750 - total flux cleaned = 0.00628076 Jy ! Component: 800 - total flux cleaned = 0.00634657 Jy ! Component: 850 - total flux cleaned = 0.00634579 Jy ! Component: 900 - total flux cleaned = 0.00647328 Jy ! Component: 950 - total flux cleaned = 0.00659769 Jy ! Component: 1000 - total flux cleaned = 0.00665929 Jy ! Component: 1050 - total flux cleaned = 0.00672009 Jy ! Component: 1100 - total flux cleaned = 0.00689854 Jy ! Component: 1150 - total flux cleaned = 0.0069567 Jy ! Component: 1200 - total flux cleaned = 0.00701445 Jy ! Component: 1250 - total flux cleaned = 0.00712848 Jy ! Component: 1300 - total flux cleaned = 0.00718483 Jy ! Component: 1350 - total flux cleaned = 0.00724042 Jy ! Component: 1400 - total flux cleaned = 0.00729545 Jy ! Component: 1450 - total flux cleaned = 0.00740381 Jy ! Component: 1500 - total flux cleaned = 0.00745745 Jy ! Component: 1550 - total flux cleaned = 0.00751044 Jy ! Component: 1600 - total flux cleaned = 0.00761452 Jy ! Component: 1650 - total flux cleaned = 0.00761439 Jy ! Component: 1700 - total flux cleaned = 0.00766495 Jy ! Component: 1750 - total flux cleaned = 0.00771511 Jy ! Component: 1800 - total flux cleaned = 0.00771514 Jy ! Component: 1850 - total flux cleaned = 0.00781308 Jy ! Component: 1900 - total flux cleaned = 0.00781268 Jy ! Component: 1950 - total flux cleaned = 0.00786024 Jy ! Component: 2000 - total flux cleaned = 0.007907 Jy ! Total flux subtracted in 2048 components = 0.0079069 Jy ! Clean residual min=-0.002506 max=0.002778 Jy/beam ! Clean residual mean=0.000056 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 1.96847 Jy keep ! Adding 205 model components to the UV plane model. ! The established model now contains 472 components and 1.96847 Jy wmap "J1517-2422_S_2003_09_17_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.338 x 19.39 at 0.7805 degrees (North through East) ! Clean map min=-0.0058405 max=1.2502 Jy/beam ! Writing clean map to FITS file: J1517-2422_S_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.25017 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00110615 device "J1517-2422_S_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J1517-2422_S_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.265441 0.265441 0.530881 1.06176 2.12352 4.24705 8.4941 16.9882 33.9764 67.9528 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.25 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.338 x 19.39 at 0.7805 degrees (North through East) ! Clean map min=-0.0058405 max=1.2502 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1517-2422_S_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J1517-2422_S_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1517-2422_S_2003_09_17_pus_uvs.log closed on Tue May 22 13:54:04 2007