! Started logfile: J1557-0001_S_1997_01_10_pus_uvs.log on Mon Jan 23 16:47:07 2006 obs J1557-0001_S_1997_01_10_pus_uva.fits ! Reading UV FITS file: J1557-0001_S_1997_01_10_pus_uva.fits ! AN table 1: 272 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.732925 visibilities/baseline/integration-bin. ! Found source: J1557-0001 ! ! 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 2.22049e+09 8e+06 1 8e+06 ! 02 2 2.23424e+09 8e+06 1 8e+06 ! 03 3 2.29424e+09 8e+06 1 8e+06 ! 04 4 2.32424e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 566 lines of history. ! ! Reading 35884 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 = 0.5 float 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 626 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 428 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 428 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 428 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.528390Jy sigma=0.002450 ! Fit after self-cal, rms=0.385185Jy sigma=0.001706 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.148 mas, bmaj=7.313 mas, bpa=-5.176 degrees ! Estimated noise=1104.95 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 = 0.73009 Jy ! Component: 100 - total flux cleaned = 0.889297 Jy ! Total flux subtracted in 100 components = 0.889297 Jy ! Clean residual min=-0.059638 max=0.067696 Jy/beam ! Clean residual mean=-0.000212 rms=0.014552 Jy/beam ! Combined flux in latest and established models = 0.889297 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.889297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.389248Jy sigma=0.001736 ! Fit after self-cal, rms=0.389259Jy sigma=0.001736 ! 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=3.681 mas, bmaj=8.159 mas, bpa=-4.548 degrees ! Estimated noise=739.866 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 = 0.0375289 Jy ! Component: 100 - total flux cleaned = 0.0348408 Jy ! Component: 150 - total flux cleaned = 0.0348306 Jy ! Component: 200 - total flux cleaned = 0.0356319 Jy ! Total flux subtracted in 200 components = 0.0356319 Jy ! Clean residual min=-0.028737 max=0.053614 Jy/beam ! Clean residual mean=-0.000496 rms=0.009390 Jy/beam ! Combined flux in latest and established models = 0.924929 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.924929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.378661Jy sigma=0.001671 ! Fit after self-cal, rms=0.378534Jy sigma=0.001671 ! Inverting map ! Added new window around map position (-2, -61.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.043013 Jy ! Component: 100 - total flux cleaned = 0.0510444 Jy ! Component: 150 - total flux cleaned = 0.0527308 Jy ! Component: 200 - total flux cleaned = 0.0531716 Jy ! Total flux subtracted in 200 components = 0.0531716 Jy ! Clean residual min=-0.028350 max=0.051751 Jy/beam ! Clean residual mean=-0.000440 rms=0.008942 Jy/beam ! Combined flux in latest and established models = 0.978101 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.978101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373540Jy sigma=0.001640 ! Fit after self-cal, rms=0.372988Jy sigma=0.001637 ! 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 0.97 FD 1.02 HN 1.08 KP 0.85 ! LA 0.99 MK 0.98 NL 1.00* OV 1.10 ! PT 1.07 SC 0.83 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 HN 1.20 KP 1.00 ! LA 1.09 MK 1.02 NL 0.85 OV 1.06 ! PT 1.03 SC 0.95 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.00 KP 0.86 ! LA 0.80 MK 0.89 NL 0.88 OV 0.96 ! PT 1.22 SC 1.03 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.18 KP 0.92 ! LA 0.90 MK 1.03 NL 0.94 OV 1.11 ! PT 1.13 SC 1.04 ! ! ! Fit before self-cal, rms=0.372988Jy sigma=0.001637 ! Fit after self-cal, rms=0.335838Jy sigma=0.001468 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.67 mas, bmaj=8.093 mas, bpa=-4.252 degrees ! Estimated noise=731.904 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 = -0.0170812 Jy ! Component: 100 - total flux cleaned = -0.0192918 Jy ! Component: 150 - total flux cleaned = -0.0214926 Jy ! Component: 200 - total flux cleaned = -0.0237013 Jy ! Total flux subtracted in 200 components = -0.0237013 Jy ! Clean residual min=-0.023792 max=0.023219 Jy/beam ! Clean residual mean=-0.000257 rms=0.006476 Jy/beam ! Combined flux in latest and established models = 0.9544 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 0.9544 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.334440Jy sigma=0.001461 ! Fit after self-cal, rms=0.334492Jy sigma=0.001460 ! 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=0.334492Jy sigma=0.001460 ! Fit after self-cal, rms=0.668653Jy sigma=0.001292 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.66 mas, bmaj=8.066 mas, bpa=-4.204 degrees ! Estimated noise=736.209 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105116 Jy ! Component: 100 - total flux cleaned = -0.00109673 Jy ! Component: 150 - total flux cleaned = -0.00182892 Jy ! Component: 200 - total flux cleaned = -0.00270646 Jy ! Total flux subtracted in 200 components = -0.00270646 Jy ! Clean residual min=-0.010252 max=0.011396 Jy/beam ! Clean residual mean=-0.000030 rms=0.002364 Jy/beam ! Combined flux in latest and established models = 0.951693 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 75 components and 0.951693 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.668254Jy sigma=0.001287 ! Fit after self-cal, rms=0.676019Jy sigma=0.001285 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 (4, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108448 Jy ! Component: 100 - total flux cleaned = 0.0105455 Jy ! Component: 150 - total flux cleaned = 0.0100096 Jy ! Component: 200 - total flux cleaned = 0.00902707 Jy ! Total flux subtracted in 200 components = 0.00902707 Jy ! Clean residual min=-0.009474 max=0.008190 Jy/beam ! Clean residual mean=-0.000093 rms=0.002027 Jy/beam ! Combined flux in latest and established models = 0.96072 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 90 components and 0.96072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.675726Jy sigma=0.001281 ! Fit after self-cal, rms=0.675735Jy sigma=0.001281 ! 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=0.675735Jy sigma=0.001281 ! Fit after self-cal, rms=0.710114Jy sigma=0.001280 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.642 mas, bmaj=8.029 mas, bpa=-4.103 degrees ! Estimated noise=738.271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439359 Jy ! Component: 100 - total flux cleaned = 0.00671028 Jy ! Component: 150 - total flux cleaned = 0.0071174 Jy ! Component: 200 - total flux cleaned = 0.00675486 Jy ! Total flux subtracted in 200 components = 0.00675486 Jy ! Clean residual min=-0.008143 max=0.007137 Jy/beam ! Clean residual mean=-0.000044 rms=0.001696 Jy/beam ! Combined flux in latest and established models = 0.967475 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 0.967475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.709949Jy sigma=0.001277 ! Fit after self-cal, rms=0.710011Jy sigma=0.001277 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 = 0.00019461 Jy ! Component: 100 - total flux cleaned = 5.18383e-05 Jy ! Component: 150 - total flux cleaned = 0.000331897 Jy ! Component: 200 - total flux cleaned = 0.000329651 Jy ! Total flux subtracted in 200 components = 0.000329651 Jy ! Clean residual min=-0.007754 max=0.007127 Jy/beam ! Clean residual mean=-0.000058 rms=0.001620 Jy/beam ! Combined flux in latest and established models = 0.967805 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 111 components and 0.967805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.709955Jy sigma=0.001276 ! Fit after self-cal, rms=0.709956Jy sigma=0.001276 ! 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=0.709956Jy sigma=0.001276 ! Fit after self-cal, rms=0.717098Jy sigma=0.001276 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.936 mas, bmaj=11.76 mas, bpa=1.393 degrees ! Estimated noise=906.565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284507 Jy ! Component: 100 - total flux cleaned = 0.00370267 Jy ! Component: 150 - total flux cleaned = 0.0040725 Jy ! Component: 200 - total flux cleaned = 0.00446782 Jy ! Total flux subtracted in 200 components = 0.00446782 Jy ! Clean residual min=-0.005757 max=0.006817 Jy/beam ! Clean residual mean=-0.000046 rms=0.001737 Jy/beam ! Combined flux in latest and established models = 0.972273 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 128 components and 0.972272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.717063Jy sigma=0.001275 ! Fit after self-cal, rms=0.717084Jy sigma=0.001275 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 = 0.000333778 Jy ! Component: 100 - total flux cleaned = 0.00018587 Jy ! Component: 150 - total flux cleaned = 0.000307974 Jy ! Component: 200 - total flux cleaned = 0.00041814 Jy ! Total flux subtracted in 200 components = 0.00041814 Jy ! Clean residual min=-0.005526 max=0.006617 Jy/beam ! Clean residual mean=-0.000056 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 0.972691 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 136 components and 0.972691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.717071Jy sigma=0.001275 ! Fit after self-cal, rms=0.717071Jy sigma=0.001275 ! 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=3.632 mas, bmaj=8.005 mas, bpa=-4.039 degrees ! Estimated noise=738.988 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.632 x 8.005 at -4.039 degrees (North through East) ! Clean map min=-0.0076059 max=0.95051 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=0.717071Jy sigma=0.001275 ! Fit after self-cal, rms=1.250591Jy sigma=0.001169 ! Inverting map and beam ! Estimated beam: bmin=3.627 mas, bmaj=7.996 mas, bpa=-4.073 degrees ! Estimated noise=739.302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215426 Jy ! Component: 100 - total flux cleaned = 0.00304089 Jy ! Component: 150 - total flux cleaned = 0.00368708 Jy ! Component: 200 - total flux cleaned = 0.00407681 Jy ! Total flux subtracted in 200 components = 0.00407681 Jy ! Clean residual min=-0.006529 max=0.006195 Jy/beam ! Clean residual mean=-0.000039 rms=0.001379 Jy/beam ! Combined flux in latest and established models = 0.976767 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 151 components and 0.976767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.250578Jy sigma=0.001168 ! Fit after self-cal, rms=1.250589Jy sigma=0.001168 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000335933 Jy ! Component: 100 - total flux cleaned = 0.000425124 Jy ! Component: 150 - total flux cleaned = 0.000508147 Jy ! Component: 200 - total flux cleaned = 0.000663194 Jy ! Total flux subtracted in 200 components = 0.000663194 Jy ! Clean residual min=-0.006424 max=0.006138 Jy/beam ! Clean residual mean=-0.000043 rms=0.001353 Jy/beam ! Combined flux in latest and established models = 0.977431 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 163 components and 0.977431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.250583Jy sigma=0.001168 ! Fit after self-cal, rms=1.250578Jy sigma=0.001168 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.250578Jy sigma=0.001168 ! Fit after self-cal, rms=1.262685Jy sigma=0.001168 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.076 mas, bmaj=7.241 mas, bpa=-4.621 degrees ! Estimated noise=1131 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.746416 Jy ! Component: 100 - total flux cleaned = 0.909336 Jy ! Component: 150 - total flux cleaned = 0.959059 Jy ! Component: 200 - total flux cleaned = 0.969339 Jy ! Total flux subtracted in 200 components = 0.969339 Jy ! Clean residual min=-0.015780 max=0.015980 Jy/beam ! Clean residual mean=0.000004 rms=0.003414 Jy/beam ! Combined flux in latest and established models = 0.969339 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.969338 Jy ! Inverting map and beam ! Estimated beam: bmin=3.623 mas, bmaj=7.983 mas, bpa=-4.027 degrees ! Estimated noise=739.651 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 = 0.0104032 Jy ! Component: 100 - total flux cleaned = 0.0121871 Jy ! Component: 150 - total flux cleaned = 0.0141641 Jy ! Component: 200 - total flux cleaned = 0.015791 Jy ! Total flux subtracted in 200 components = 0.015791 Jy ! Clean residual min=-0.006401 max=0.008492 Jy/beam ! Clean residual mean=-0.000050 rms=0.001906 Jy/beam ! Combined flux in latest and established models = 0.985129 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 26 components and 0.985129 Jy ! Inverting map ! Added new window around map position (0, 21.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00555873 Jy ! Component: 100 - total flux cleaned = 0.0074225 Jy ! Component: 150 - total flux cleaned = 0.00795774 Jy ! Component: 200 - total flux cleaned = 0.00820203 Jy ! Total flux subtracted in 200 components = 0.00820203 Jy ! Clean residual min=-0.005366 max=0.005787 Jy/beam ! Clean residual mean=-0.000081 rms=0.001562 Jy/beam ! Combined flux in latest and established models = 0.993331 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 47 components and 0.993331 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=7.919 mas, bmaj=11.72 mas, bpa=1.474 degrees ! Estimated noise=910.321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165251 Jy ! Component: 100 - total flux cleaned = 0.00181619 Jy ! Component: 150 - total flux cleaned = 0.00181293 Jy ! Component: 200 - total flux cleaned = 0.00180701 Jy ! Total flux subtracted in 200 components = 0.00180701 Jy ! Clean residual min=-0.004437 max=0.004483 Jy/beam ! Clean residual mean=-0.000157 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 0.995138 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 = -0.00031765 Jy ! Component: 100 - total flux cleaned = -0.000504962 Jy ! Component: 150 - total flux cleaned = -0.000769211 Jy ! Component: 200 - total flux cleaned = -0.000933556 Jy ! Total flux subtracted in 200 components = -0.000933556 Jy ! Clean residual min=-0.004056 max=0.004314 Jy/beam ! Clean residual mean=-0.000141 rms=0.001379 Jy/beam ! Combined flux in latest and established models = 0.994205 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 83 components and 0.994205 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.623 mas, bmaj=7.983 mas, bpa=-4.027 degrees ! Estimated noise=739.651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011787 Jy ! Component: 100 - total flux cleaned = 0.0013666 Jy ! Component: 150 - total flux cleaned = 0.00120037 Jy ! Component: 200 - total flux cleaned = 0.00105622 Jy ! Total flux subtracted in 200 components = 0.00105622 Jy ! Clean residual min=-0.004699 max=0.004594 Jy/beam ! Clean residual mean=-0.000074 rms=0.001287 Jy/beam ! Combined flux in latest and established models = 0.995261 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 96 components and 0.995261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.262664Jy sigma=0.001168 ! Fit after self-cal, rms=1.262599Jy sigma=0.001167 wmodel J1557-0001_S_1997_01_10_pus_map.mod ! Writing 96 model components to file: J1557-0001_S_1997_01_10_pus_map.mod wobs J1557-0001_S_1997_01_10_pus_uvs.fits ! Writing UV FITS file: J1557-0001_S_1997_01_10_pus_uvs.fits wwins J1557-0001_S_1997_01_10_pus_map.win ! wwins: Wrote 4 windows to J1557-0001_S_1997_01_10_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 = -0.000432499 Jy ! Component: 100 - total flux cleaned = -0.000359606 Jy ! Component: 150 - total flux cleaned = 0.000158231 Jy ! Component: 200 - total flux cleaned = 0.000652969 Jy ! Component: 250 - total flux cleaned = 0.000924494 Jy ! Component: 300 - total flux cleaned = 0.00105602 Jy ! Component: 350 - total flux cleaned = 0.00111889 Jy ! Component: 400 - total flux cleaned = 0.000931021 Jy ! Component: 450 - total flux cleaned = 0.000991895 Jy ! Component: 500 - total flux cleaned = 0.000815255 Jy ! Component: 550 - total flux cleaned = 0.000873102 Jy ! Component: 600 - total flux cleaned = 0.000815922 Jy ! Component: 650 - total flux cleaned = 0.000704592 Jy ! Component: 700 - total flux cleaned = 0.000595343 Jy ! Component: 750 - total flux cleaned = 0.00059465 Jy ! Component: 800 - total flux cleaned = 0.000490592 Jy ! Component: 850 - total flux cleaned = 0.000593874 Jy ! Component: 900 - total flux cleaned = 0.000643864 Jy ! Component: 950 - total flux cleaned = 0.000693398 Jy ! Component: 1000 - total flux cleaned = 0.000887909 Jy ! Component: 1050 - total flux cleaned = 0.000743041 Jy ! Component: 1100 - total flux cleaned = 0.000695944 Jy ! Component: 1150 - total flux cleaned = 0.000416292 Jy ! Component: 1200 - total flux cleaned = 0.000601048 Jy ! Component: 1250 - total flux cleaned = 0.000554448 Jy ! Component: 1300 - total flux cleaned = 0.000508581 Jy ! Component: 1350 - total flux cleaned = 0.000330877 Jy ! Component: 1400 - total flux cleaned = 0.000243475 Jy ! Component: 1450 - total flux cleaned = 2.84034e-05 Jy ! Component: 1500 - total flux cleaned = -1.41569e-05 Jy ! Component: 1550 - total flux cleaned = -0.000139547 Jy ! Component: 1600 - total flux cleaned = -0.000138879 Jy ! Component: 1650 - total flux cleaned = -0.000180015 Jy ! Component: 1700 - total flux cleaned = -0.000220806 Jy ! Component: 1750 - total flux cleaned = -0.000260925 Jy ! Component: 1800 - total flux cleaned = -0.000261358 Jy ! Component: 1850 - total flux cleaned = -0.000378485 Jy ! Component: 1900 - total flux cleaned = -0.000300813 Jy ! Component: 1950 - total flux cleaned = -0.000224382 Jy ! Component: 2000 - total flux cleaned = -0.000337711 Jy ! Total flux subtracted in 2048 components = -0.000374629 Jy ! Clean residual min=-0.002139 max=0.002168 Jy/beam ! Clean residual mean=-0.000051 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.994886 Jy keep ! Adding 134 model components to the UV plane model. ! The established model now contains 229 components and 0.994886 Jy wmap "J1557-0001_S_1997_01_10_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.623 x 7.983 at -4.027 degrees (North through East) ! Clean map min=-0.004435 max=0.952 Jy/beam ! Writing clean map to FITS file: J1557-0001_S_1997_01_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.952001 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000772913 device "J1557-0001_S_1997_01_10_pus\_map.eps/VPS" ! Attempting to open device: 'J1557-0001_S_1997_01_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.243565 0.243565 0.48713 0.974259 1.94852 3.89704 7.79407 15.5881 31.1763 62.3526 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.952 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.623 x 7.983 at -4.027 degrees (North through East) ! Clean map min=-0.004435 max=0.952 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1557-0001_S_1997_01_10_pus\_map.gif/vgif" ! Attempting to open device: 'J1557-0001_S_1997_01_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1557-0001_S_1997_01_10_pus_uvs.log closed on Mon Jan 23 16:48:16 2006