! Started logfile: J1215-1731_X_1997_01_11_pus_uvs.log on Sun Feb 12 23:23:21 2006 obs J1215-1731_X_1997_01_11_pus_uva.fits ! Reading UV FITS file: J1215-1731_X_1997_01_11_pus_uva.fits ! AN table 1: 206 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.721036 visibilities/baseline/integration-bin. ! Found source: J1215-1731 ! ! 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 8.15049e+09 4e+06 1 4e+06 ! 02 2 8.23236e+09 4e+06 1 4e+06 ! 03 3 8.41236e+09 4e+06 1 4e+06 ! 04 4 8.55236e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 458 lines of history. ! ! Reading 26736 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 float field_size field_size = 512 float field_cell field_cell = 0.2 float taper_size taper_size = 70. 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 0.200x0.200 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 331 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 329 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 328 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 329 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.711995Jy sigma=0.005166 ! Fit after self-cal, rms=0.600608Jy sigma=0.004347 ! 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=0.7385 mas, bmaj=1.791 mas, bpa=-0.1986 degrees ! Estimated noise=971.232 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 = 1.09411 Jy ! Component: 100 - total flux cleaned = 1.3441 Jy ! Total flux subtracted in 100 components = 1.3441 Jy ! Clean residual min=-0.055611 max=0.093213 Jy/beam ! Clean residual mean=0.000392 rms=0.015261 Jy/beam ! Combined flux in latest and established models = 1.3441 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 1.3441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.418953Jy sigma=0.002609 ! Fit after self-cal, rms=0.418965Jy sigma=0.002608 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.102701 Jy ! Component: 100 - total flux cleaned = 0.158661 Jy ! Total flux subtracted in 100 components = 0.158661 Jy ! Clean residual min=-0.042739 max=0.059357 Jy/beam ! Clean residual mean=-0.000264 rms=0.012439 Jy/beam ! Combined flux in latest and established models = 1.50276 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 1.50276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.390712Jy sigma=0.002273 ! Fit after self-cal, rms=0.390608Jy sigma=0.002272 ! 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=0.9694 mas, bmaj=2.213 mas, bpa=-1.505 degrees ! Estimated noise=578.426 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 = 0.0408776 Jy ! Component: 100 - total flux cleaned = 0.0487803 Jy ! Component: 150 - total flux cleaned = 0.0487754 Jy ! Component: 200 - total flux cleaned = 0.0487671 Jy ! Total flux subtracted in 200 components = 0.0487671 Jy ! Clean residual min=-0.046254 max=0.043103 Jy/beam ! Clean residual mean=-0.001694 rms=0.012033 Jy/beam ! Combined flux in latest and established models = 1.55153 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 1.55153 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.386102Jy sigma=0.002218 ! Fit after self-cal, rms=0.386034Jy sigma=0.002218 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 1.27 KP 0.96 ! LA 0.98 MK 0.94 NL 1.13 OV 0.91 ! PT 1.23 SC 0.95 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.94 HN 1.28 KP 0.95 ! LA 0.97 MK 0.91 NL 1.12 OV 0.93 ! PT 1.22 SC 1.02 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 1.32 KP 0.94 ! LA 0.96 MK 0.93 NL 1.14 OV 0.90 ! PT 1.22 SC 1.03 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 1.35 KP 0.94 ! LA 0.98 MK 0.93 NL 1.16 OV 0.91 ! PT 1.22 SC 1.03 ! ! ! Fit before self-cal, rms=0.386034Jy sigma=0.002218 ! Fit after self-cal, rms=0.327629Jy sigma=0.001624 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9666 mas, bmaj=2.199 mas, bpa=-1.55 degrees ! Estimated noise=573.7 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 (3.4, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124679 Jy ! Component: 100 - total flux cleaned = 0.0163122 Jy ! Component: 150 - total flux cleaned = 0.0174962 Jy ! Component: 200 - total flux cleaned = 0.0187832 Jy ! Total flux subtracted in 200 components = 0.0187832 Jy ! Clean residual min=-0.011190 max=0.009827 Jy/beam ! Clean residual mean=0.000103 rms=0.002306 Jy/beam ! Combined flux in latest and established models = 1.57031 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 1.57031 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326663Jy sigma=0.001614 ! Fit after self-cal, rms=0.327178Jy sigma=0.001613 ! 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=0.327178Jy sigma=0.001613 ! Fit after self-cal, rms=0.327063Jy sigma=0.001603 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9668 mas, bmaj=2.206 mas, bpa=-1.56 degrees ! Estimated noise=572.957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00497165 Jy ! Component: 100 - total flux cleaned = 0.00552364 Jy ! Component: 150 - total flux cleaned = 0.00584876 Jy ! Component: 200 - total flux cleaned = 0.00614845 Jy ! Total flux subtracted in 200 components = 0.00614845 Jy ! Clean residual min=-0.006255 max=0.008296 Jy/beam ! Clean residual mean=0.000227 rms=0.001700 Jy/beam ! Combined flux in latest and established models = 1.57646 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 1.57646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326848Jy sigma=0.001601 ! Fit after self-cal, rms=0.326899Jy sigma=0.001601 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 (5.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00759538 Jy ! Component: 100 - total flux cleaned = 0.00951486 Jy ! Component: 150 - total flux cleaned = 0.0102334 Jy ! Component: 200 - total flux cleaned = 0.0106219 Jy ! Total flux subtracted in 200 components = 0.0106219 Jy ! Clean residual min=-0.005438 max=0.006771 Jy/beam ! Clean residual mean=0.000162 rms=0.001490 Jy/beam ! Combined flux in latest and established models = 1.58708 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 59 components and 1.58708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326661Jy sigma=0.001598 ! Fit after self-cal, rms=0.326669Jy sigma=0.001598 ! Inverting map ! Added new window around map position (1.6, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00611885 Jy ! Component: 100 - total flux cleaned = 0.00789305 Jy ! Component: 150 - total flux cleaned = 0.00891179 Jy ! Component: 200 - total flux cleaned = 0.00961464 Jy ! Total flux subtracted in 200 components = 0.00961464 Jy ! Clean residual min=-0.005023 max=0.006086 Jy/beam ! Clean residual mean=0.000104 rms=0.001315 Jy/beam ! Combined flux in latest and established models = 1.5967 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 1.5967 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326497Jy sigma=0.001597 ! Fit after self-cal, rms=0.326504Jy sigma=0.001597 ! Inverting map ! Added new window around map position (1.2, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00419227 Jy ! Component: 100 - total flux cleaned = 0.00375194 Jy ! Component: 150 - total flux cleaned = 0.00423437 Jy ! Component: 200 - total flux cleaned = 0.00433542 Jy ! Total flux subtracted in 200 components = 0.00433542 Jy ! Clean residual min=-0.004188 max=0.005130 Jy/beam ! Clean residual mean=0.000075 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 1.60103 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 86 components and 1.60103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326333Jy sigma=0.001595 ! Fit after self-cal, rms=0.326317Jy sigma=0.001595 ! Inverting map ! Added new window around map position (10, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00507542 Jy ! Component: 100 - total flux cleaned = 0.00675035 Jy ! Component: 150 - total flux cleaned = 0.00780757 Jy ! Component: 200 - total flux cleaned = 0.00818188 Jy ! Total flux subtracted in 200 components = 0.00818188 Jy ! Clean residual min=-0.003702 max=0.003569 Jy/beam ! Clean residual mean=0.000017 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 1.60921 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 1.60921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326200Jy sigma=0.001594 ! Fit after self-cal, rms=0.326202Jy sigma=0.001594 ! 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=0.326202Jy sigma=0.001594 ! Fit after self-cal, rms=0.326166Jy sigma=0.001594 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9667 mas, bmaj=2.207 mas, bpa=-1.569 degrees ! Estimated noise=572.762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239485 Jy ! Component: 100 - total flux cleaned = 0.00268007 Jy ! Component: 150 - total flux cleaned = 0.00293482 Jy ! Component: 200 - total flux cleaned = 0.00309239 Jy ! Total flux subtracted in 200 components = 0.00309239 Jy ! Clean residual min=-0.003703 max=0.003238 Jy/beam ! Clean residual mean=0.000031 rms=0.000906 Jy/beam ! Combined flux in latest and established models = 1.61231 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 116 components and 1.61231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326101Jy sigma=0.001593 ! Fit after self-cal, rms=0.326109Jy sigma=0.001593 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 = 0.000619089 Jy ! Component: 100 - total flux cleaned = 0.000474332 Jy ! Component: 150 - total flux cleaned = 0.000544277 Jy ! Component: 200 - total flux cleaned = 0.000344711 Jy ! Total flux subtracted in 200 components = 0.000344711 Jy ! Clean residual min=-0.003731 max=0.003090 Jy/beam ! Clean residual mean=0.000028 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 1.61265 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 130 components and 1.61265 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326074Jy sigma=0.001593 ! Fit after self-cal, rms=0.326076Jy sigma=0.001593 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.326076Jy sigma=0.001593 ! Fit after self-cal, rms=0.326048Jy sigma=0.001593 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.379 mas, bmaj=4.292 mas, bpa=8.363 degrees ! Estimated noise=702.013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184348 Jy ! Component: 100 - total flux cleaned = 0.00179123 Jy ! Component: 150 - total flux cleaned = 0.00168753 Jy ! Component: 200 - total flux cleaned = 0.00155043 Jy ! Total flux subtracted in 200 components = 0.00155043 Jy ! Clean residual min=-0.003112 max=0.003217 Jy/beam ! Clean residual mean=0.000055 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 1.6142 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 154 components and 1.6142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326029Jy sigma=0.001593 ! Fit after self-cal, rms=0.326029Jy sigma=0.001593 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 = 0.000421938 Jy ! Component: 100 - total flux cleaned = 0.000381299 Jy ! Component: 150 - total flux cleaned = 0.000344595 Jy ! Component: 200 - total flux cleaned = 0.000308817 Jy ! Total flux subtracted in 200 components = 0.000308817 Jy ! Clean residual min=-0.003082 max=0.003180 Jy/beam ! Clean residual mean=0.000052 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 1.61451 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 166 components and 1.61451 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326019Jy sigma=0.001593 ! Fit after self-cal, rms=0.326020Jy sigma=0.001593 ! 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=0.9667 mas, bmaj=2.208 mas, bpa=-1.581 degrees ! Estimated noise=572.717 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9667 x 2.208 at -1.581 degrees (North through East) ! Clean map min=-0.0079866 max=1.433 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=0.326020Jy sigma=0.001593 ! Fit after self-cal, rms=0.705444Jy sigma=0.001470 ! Inverting map and beam ! Estimated beam: bmin=0.9676 mas, bmaj=2.207 mas, bpa=-1.547 degrees ! Estimated noise=573.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000335494 Jy ! Component: 100 - total flux cleaned = 1.70863e-05 Jy ! Component: 150 - total flux cleaned = 0.000145084 Jy ! Component: 200 - total flux cleaned = 0.000203853 Jy ! Total flux subtracted in 200 components = 0.000203853 Jy ! Clean residual min=-0.003520 max=0.002892 Jy/beam ! Clean residual mean=0.000039 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 1.61471 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 176 components and 1.61471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.705435Jy sigma=0.001470 ! Fit after self-cal, rms=0.705468Jy sigma=0.001470 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000190772 Jy ! Component: 100 - total flux cleaned = 0.000135853 Jy ! Component: 150 - total flux cleaned = 0.000136747 Jy ! Component: 200 - total flux cleaned = 0.000136505 Jy ! Total flux subtracted in 200 components = 0.000136505 Jy ! Clean residual min=-0.003488 max=0.002897 Jy/beam ! Clean residual mean=0.000037 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 1.61485 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 188 components and 1.61485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.705461Jy sigma=0.001469 ! Fit after self-cal, rms=0.705480Jy sigma=0.001469 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.705480Jy sigma=0.001469 ! Fit after self-cal, rms=0.711447Jy sigma=0.001469 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=0.7386 mas, bmaj=1.799 mas, bpa=0.08308 degrees ! Estimated noise=959.694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.08119 Jy ! Component: 100 - total flux cleaned = 1.32953 Jy ! Component: 150 - total flux cleaned = 1.43146 Jy ! Component: 200 - total flux cleaned = 1.48591 Jy ! Total flux subtracted in 200 components = 1.48591 Jy ! Clean residual min=-0.015368 max=0.028856 Jy/beam ! Clean residual mean=0.000423 rms=0.004026 Jy/beam ! Combined flux in latest and established models = 1.48591 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 1.48591 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9679 mas, bmaj=2.208 mas, bpa=-1.54 degrees ! Estimated noise=573.166 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 = 0.0409933 Jy ! Component: 100 - total flux cleaned = 0.0615745 Jy ! Component: 150 - total flux cleaned = 0.0757799 Jy ! Component: 200 - total flux cleaned = 0.0864486 Jy ! Total flux subtracted in 200 components = 0.0864486 Jy ! Clean residual min=-0.006291 max=0.007977 Jy/beam ! Clean residual mean=0.000334 rms=0.001865 Jy/beam ! Combined flux in latest and established models = 1.57236 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 32 components and 1.57236 Jy ! Inverting map ! Added new window around map position (8.4, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00900061 Jy ! Component: 100 - total flux cleaned = 0.0157221 Jy ! Component: 150 - total flux cleaned = 0.0199952 Jy ! Component: 200 - total flux cleaned = 0.0229157 Jy ! Total flux subtracted in 200 components = 0.0229157 Jy ! Clean residual min=-0.005312 max=0.005236 Jy/beam ! Clean residual mean=0.000182 rms=0.001341 Jy/beam ! Combined flux in latest and established models = 1.59527 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 54 components and 1.59527 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.38 mas, bmaj=4.293 mas, bpa=8.4 degrees ! Estimated noise=701.937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00633959 Jy ! Component: 100 - total flux cleaned = 0.0109348 Jy ! Component: 150 - total flux cleaned = 0.0139766 Jy ! Component: 200 - total flux cleaned = 0.0152998 Jy ! Total flux subtracted in 200 components = 0.0152998 Jy ! Clean residual min=-0.003806 max=0.003488 Jy/beam ! Clean residual mean=0.000149 rms=0.001162 Jy/beam ! Combined flux in latest and established models = 1.61057 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 = 0.0012621 Jy ! Component: 100 - total flux cleaned = 0.00210454 Jy ! Component: 150 - total flux cleaned = 0.00252902 Jy ! Component: 200 - total flux cleaned = 0.00300346 Jy ! Total flux subtracted in 200 components = 0.00300346 Jy ! Clean residual min=-0.003395 max=0.003217 Jy/beam ! Clean residual mean=0.000107 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 1.61358 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 115 components and 1.61358 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9679 mas, bmaj=2.208 mas, bpa=-1.54 degrees ! Estimated noise=573.166 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00119346 Jy ! Component: 100 - total flux cleaned = -0.0012026 Jy ! Component: 150 - total flux cleaned = -0.00120937 Jy ! Component: 200 - total flux cleaned = -0.00121361 Jy ! Total flux subtracted in 200 components = -0.00121361 Jy ! Clean residual min=-0.003883 max=0.003621 Jy/beam ! Clean residual mean=0.000064 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 1.61236 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 126 components and 1.61236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.711558Jy sigma=0.001472 ! Fit after self-cal, rms=0.711548Jy sigma=0.001471 wmodel J1215-1731_X_1997_01_11_pus_map.mod ! Writing 126 model components to file: J1215-1731_X_1997_01_11_pus_map.mod wobs J1215-1731_X_1997_01_11_pus_uvs.fits ! Writing UV FITS file: J1215-1731_X_1997_01_11_pus_uvs.fits wwins J1215-1731_X_1997_01_11_pus_map.win ! wwins: Wrote 7 windows to J1215-1731_X_1997_01_11_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 = -0.00154138 Jy ! Component: 100 - total flux cleaned = -0.0026778 Jy ! Component: 150 - total flux cleaned = -0.00369867 Jy ! Component: 200 - total flux cleaned = -0.00427583 Jy ! Component: 250 - total flux cleaned = -0.00483326 Jy ! Component: 300 - total flux cleaned = -0.00526645 Jy ! Component: 350 - total flux cleaned = -0.00563495 Jy ! Component: 400 - total flux cleaned = -0.0059951 Jy ! Component: 450 - total flux cleaned = -0.00624689 Jy ! Component: 500 - total flux cleaned = -0.00654242 Jy ! Component: 550 - total flux cleaned = -0.00673438 Jy ! Component: 600 - total flux cleaned = -0.00697003 Jy ! Component: 650 - total flux cleaned = -0.00724655 Jy ! Component: 700 - total flux cleaned = -0.00729105 Jy ! Component: 750 - total flux cleaned = -0.00733545 Jy ! Component: 800 - total flux cleaned = -0.00733537 Jy ! Component: 850 - total flux cleaned = -0.00746553 Jy ! Component: 900 - total flux cleaned = -0.00746586 Jy ! Component: 950 - total flux cleaned = -0.0075084 Jy ! Component: 1000 - total flux cleaned = -0.00755035 Jy ! Component: 1050 - total flux cleaned = -0.00751033 Jy ! Component: 1100 - total flux cleaned = -0.00759027 Jy ! Component: 1150 - total flux cleaned = -0.00755023 Jy ! Component: 1200 - total flux cleaned = -0.00743365 Jy ! Component: 1250 - total flux cleaned = -0.00747231 Jy ! Component: 1300 - total flux cleaned = -0.00747292 Jy ! Component: 1350 - total flux cleaned = -0.00736046 Jy ! Component: 1400 - total flux cleaned = -0.00736047 Jy ! Component: 1450 - total flux cleaned = -0.00725106 Jy ! Component: 1500 - total flux cleaned = -0.00717926 Jy ! Component: 1550 - total flux cleaned = -0.00721552 Jy ! Component: 1600 - total flux cleaned = -0.00710982 Jy ! Component: 1650 - total flux cleaned = -0.00710994 Jy ! Component: 1700 - total flux cleaned = -0.00717866 Jy ! Component: 1750 - total flux cleaned = -0.0070763 Jy ! Component: 1800 - total flux cleaned = -0.00700911 Jy ! Component: 1850 - total flux cleaned = -0.00704308 Jy ! Component: 1900 - total flux cleaned = -0.00704305 Jy ! Component: 1950 - total flux cleaned = -0.00697759 Jy ! Component: 2000 - total flux cleaned = -0.00691282 Jy ! Total flux subtracted in 2048 components = -0.006817 Jy ! Clean residual min=-0.001640 max=0.001697 Jy/beam ! Clean residual mean=0.000063 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 1.60555 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 267 components and 1.60555 Jy wmap "J1215-1731_X_1997_01_11_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9679 x 2.208 at -1.54 degrees (North through East) ! Clean map min=-0.0032 max=1.428 Jy/beam ! Writing clean map to FITS file: J1215-1731_X_1997_01_11_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.42797 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000600933 device "J1215-1731_X_1997_01_11_pus\_map.eps/VPS" ! Attempting to open device: 'J1215-1731_X_1997_01_11_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.126249 0.126249 0.252498 0.504995 1.00999 2.01998 4.03996 8.07993 16.1599 32.3197 64.6394 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.427 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9679 x 2.208 at -1.54 degrees (North through East) ! Clean map min=-0.0032 max=1.428 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1215-1731_X_1997_01_11_pus\_map.gif/vgif" ! Attempting to open device: 'J1215-1731_X_1997_01_11_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1215-1731_X_1997_01_11_pus_uvs.log closed on Sun Feb 12 23:24:27 2006