! Started logfile: J1147-0724_S_2001_07_05_pus_uvs.log on Fri Aug 10 01:08:45 2007 obs J1147-0724_S_2001_07_05_pus_uva.fits ! Reading UV FITS file: J1147-0724_S_2001_07_05_pus_uva.fits ! AN table 1: 288 integrations on 171 of 171 possible baselines. ! AN table 2: 81 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.136991 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-0724 ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1774 lines of history. ! ! Reading 34576 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 3923 telescope corrections were flagged in sub-array 1. ! A total of 1177 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 3923 telescope corrections were flagged in sub-array 1. ! A total of 1177 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 3923 telescope corrections were flagged in sub-array 1. ! A total of 1177 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 3923 telescope corrections were flagged in sub-array 1. ! A total of 1177 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.831452Jy sigma=0.005958 ! Fit after self-cal, rms=0.656960Jy sigma=0.004411 ! 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=1.842 mas, bmaj=4.183 mas, bpa=9.69 degrees ! Estimated noise=883.319 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 = 0.294516 Jy ! Component: 100 - total flux cleaned = 0.401396 Jy ! Total flux subtracted in 100 components = 0.401396 Jy ! Clean residual min=-0.019634 max=0.053949 Jy/beam ! Clean residual mean=0.000007 rms=0.006681 Jy/beam ! Combined flux in latest and established models = 0.401396 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.401396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286190Jy sigma=0.001833 ! Fit after self-cal, rms=0.284890Jy sigma=0.001825 ! Inverting map ! Added new window around map position (-2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0641278 Jy ! Component: 100 - total flux cleaned = 0.0996968 Jy ! Total flux subtracted in 100 components = 0.0996968 Jy ! Clean residual min=-0.015579 max=0.029507 Jy/beam ! Clean residual mean=0.000030 rms=0.005124 Jy/beam ! Combined flux in latest and established models = 0.501093 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.501093 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265821Jy sigma=0.001628 ! Fit after self-cal, rms=0.264673Jy sigma=0.001621 ! 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=2.196 mas, bmaj=4.9 mas, bpa=8.011 degrees ! Estimated noise=557.127 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 = 0.041485 Jy ! Component: 100 - total flux cleaned = 0.0633664 Jy ! Component: 150 - total flux cleaned = 0.0761402 Jy ! Component: 200 - total flux cleaned = 0.0837224 Jy ! Total flux subtracted in 200 components = 0.0837224 Jy ! Clean residual min=-0.010790 max=0.017679 Jy/beam ! Clean residual mean=0.000641 rms=0.003735 Jy/beam ! Combined flux in latest and established models = 0.584815 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 46 components and 0.584815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259341Jy sigma=0.001559 ! Fit after self-cal, rms=0.258990Jy sigma=0.001556 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 GC 7.44 GG 1.00* ! HH 0.99 HN 0.98 KK 0.94 KP 0.94 ! LA 0.97 MC 1.16 MK 0.90 NL 1.00 ! NY 1.00* OV 1.00 PT 0.95 SC 0.90 ! TS 1.00* WF 1.00 WZ 1.03 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.07 GC 0.87 GG 1.00* ! HH 1.00* HN 1.00* KK 0.94 KP 1.10 ! LA 1.02 MC 1.00* MK 0.93 NL 1.10 ! NY 1.00* OV 0.99 PT 1.01 SC 1.00* ! TS 1.03 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 GC 6.62 GG 1.00* ! HH 1.03 HN 0.97 KK 1.01 KP 1.25 ! LA 0.95 MC 1.18 MK 0.93 NL 0.98 ! NY 1.00* OV 1.03 PT 0.98 SC 0.90 ! TS 1.00* WF 1.00 WZ 0.95 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.02 GC 0.85 GG 1.00* ! HH 1.00* HN 1.00* KK 0.96 KP 0.52 ! LA 1.03 MC 1.00* MK 0.92 NL 1.03 ! NY 1.00* OV 1.02 PT 1.01 SC 1.00* ! TS 0.99 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.92 GC 7.69 GG 1.00* ! HH 1.00 HN 1.03 KK 1.01 KP 0.99 ! LA 0.98 MC 1.02 MK 0.95 NL 1.04 ! NY 1.00* OV 1.04 PT 0.97 SC 0.89 ! TS 1.00* WF 1.11 WZ 0.95 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 GC 0.88 GG 1.00* ! HH 1.00* HN 1.00* KK 1.27 KP 1.03 ! LA 1.01 MC 1.00* MK 0.90 NL 1.11 ! NY 1.00* OV 1.05 PT 0.99 SC 1.00* ! TS 0.98 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 GC 6.52 GG 1.00* ! HH 1.07 HN 0.94 KK 0.98 KP 1.00 ! LA 0.95 MC 1.02 MK 0.94 NL 1.00 ! NY 1.00* OV 0.99 PT 1.00 SC 0.91 ! TS 1.00* WF 1.02 WZ 0.92 ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.05 GC 0.85 GG 1.00* ! HH 1.00* HN 1.00* KK 1.23 KP 1.03 ! LA 1.02 MC 1.00* MK 0.91 NL 1.07 ! NY 1.00* OV 0.99 PT 1.06 SC 1.00* ! TS 0.95 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.258990Jy sigma=0.001556 ! Fit after self-cal, rms=0.389418Jy sigma=0.001407 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.189 mas, bmaj=4.971 mas, bpa=7.642 degrees ! Estimated noise=558.996 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 = 0.00220534 Jy ! Component: 100 - total flux cleaned = 0.00100655 Jy ! Component: 150 - total flux cleaned = 0.00080439 Jy ! Component: 200 - total flux cleaned = 0.000801956 Jy ! Total flux subtracted in 200 components = 0.000801956 Jy ! Clean residual min=-0.005651 max=0.007390 Jy/beam ! Clean residual mean=0.000704 rms=0.001729 Jy/beam ! Combined flux in latest and established models = 0.585617 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 52 components and 0.585617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.389169Jy sigma=0.001404 ! Fit after self-cal, rms=0.390493Jy sigma=0.001402 ! 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=0.390493Jy sigma=0.001402 ! Fit after self-cal, rms=0.401895Jy sigma=0.001386 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.186 mas, bmaj=4.952 mas, bpa=7.582 degrees ! Estimated noise=555.508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00261548 Jy ! Component: 100 - total flux cleaned = 0.00210324 Jy ! Component: 150 - total flux cleaned = 0.00235313 Jy ! Component: 200 - total flux cleaned = 0.00236181 Jy ! Total flux subtracted in 200 components = 0.00236181 Jy ! Clean residual min=-0.004733 max=0.007302 Jy/beam ! Clean residual mean=0.000458 rms=0.001190 Jy/beam ! Combined flux in latest and established models = 0.587979 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 54 components and 0.587979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.401762Jy sigma=0.001384 ! Fit after self-cal, rms=0.401762Jy sigma=0.001383 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 (-14.5, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00721739 Jy ! Component: 100 - total flux cleaned = 0.0103958 Jy ! Component: 150 - total flux cleaned = 0.0110736 Jy ! Component: 200 - total flux cleaned = 0.0114207 Jy ! Total flux subtracted in 200 components = 0.0114207 Jy ! Clean residual min=-0.004075 max=0.004836 Jy/beam ! Clean residual mean=0.000371 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 0.5994 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.5994 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.401603Jy sigma=0.001381 ! Fit after self-cal, rms=0.401584Jy sigma=0.001381 ! Inverting map ! Added new window around map position (-5.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00425042 Jy ! Component: 100 - total flux cleaned = 0.00426406 Jy ! Component: 150 - total flux cleaned = 0.00426197 Jy ! Component: 200 - total flux cleaned = 0.00426425 Jy ! Total flux subtracted in 200 components = 0.00426425 Jy ! Clean residual min=-0.004165 max=0.004391 Jy/beam ! Clean residual mean=0.000341 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.603664 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 81 components and 0.603664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.401489Jy sigma=0.001380 ! Fit after self-cal, rms=0.401486Jy sigma=0.001380 ! Inverting map ! Added new window around map position (-21.5, 24.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322455 Jy ! Component: 100 - total flux cleaned = 0.00380711 Jy ! Component: 150 - total flux cleaned = 0.00389096 Jy ! Component: 200 - total flux cleaned = 0.00389071 Jy ! Total flux subtracted in 200 components = 0.00389071 Jy ! Clean residual min=-0.004295 max=0.003735 Jy/beam ! Clean residual mean=0.000301 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 0.607555 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 98 components and 0.607555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.401423Jy sigma=0.001379 ! Fit after self-cal, rms=0.401435Jy sigma=0.001379 ! 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=0.401435Jy sigma=0.001379 ! Fit after self-cal, rms=0.400531Jy sigma=0.001378 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.182 mas, bmaj=4.946 mas, bpa=7.455 degrees ! Estimated noise=552.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00230679 Jy ! Component: 100 - total flux cleaned = 0.00334717 Jy ! Component: 150 - total flux cleaned = 0.00414499 Jy ! Component: 200 - total flux cleaned = 0.00428908 Jy ! Total flux subtracted in 200 components = 0.00428908 Jy ! Clean residual min=-0.003597 max=0.003358 Jy/beam ! Clean residual mean=0.000204 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.611844 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 104 components and 0.611844 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.400489Jy sigma=0.001378 ! Fit after self-cal, rms=0.400477Jy sigma=0.001378 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 = 0.000617009 Jy ! Component: 100 - total flux cleaned = 0.000746689 Jy ! Component: 150 - total flux cleaned = 0.000805183 Jy ! Component: 200 - total flux cleaned = 0.000804273 Jy ! Total flux subtracted in 200 components = 0.000804273 Jy ! Clean residual min=-0.003539 max=0.003360 Jy/beam ! Clean residual mean=0.000200 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.612648 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 109 components and 0.612648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.400456Jy sigma=0.001377 ! Fit after self-cal, rms=0.400455Jy sigma=0.001377 ! 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=0.400455Jy sigma=0.001377 ! Fit after self-cal, rms=0.399852Jy sigma=0.001377 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.645 mas, bmaj=11.97 mas, bpa=-3.141 degrees ! Estimated noise=731.115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203898 Jy ! Component: 100 - total flux cleaned = 0.00268985 Jy ! Component: 150 - total flux cleaned = 0.00320504 Jy ! Component: 200 - total flux cleaned = 0.00346414 Jy ! Total flux subtracted in 200 components = 0.00346414 Jy ! Clean residual min=-0.002173 max=0.003349 Jy/beam ! Clean residual mean=0.000378 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.616113 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 124 components and 0.616113 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.399838Jy sigma=0.001377 ! Fit after self-cal, rms=0.399822Jy sigma=0.001377 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 = 0.00051723 Jy ! Component: 100 - total flux cleaned = 0.000846049 Jy ! Component: 150 - total flux cleaned = 0.00111373 Jy ! Component: 200 - total flux cleaned = 0.0012902 Jy ! Total flux subtracted in 200 components = 0.0012902 Jy ! Clean residual min=-0.002270 max=0.003332 Jy/beam ! Clean residual mean=0.000350 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 0.617403 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 131 components and 0.617403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.399819Jy sigma=0.001377 ! Fit after self-cal, rms=0.399822Jy sigma=0.001377 ! 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=2.18 mas, bmaj=4.945 mas, bpa=7.402 degrees ! Estimated noise=551.763 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.18 x 4.945 at 7.402 degrees (North through East) ! Clean map min=-0.0031815 max=0.35894 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 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=1.835 mas, bmaj=4.194 mas, bpa=8.623 degrees ! Estimated noise=891.973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.295048 Jy ! Component: 100 - total flux cleaned = 0.41625 Jy ! Component: 150 - total flux cleaned = 0.479 Jy ! Component: 200 - total flux cleaned = 0.513567 Jy ! Total flux subtracted in 200 components = 0.513567 Jy ! Clean residual min=-0.006831 max=0.017131 Jy/beam ! Clean residual mean=-0.000025 rms=0.002085 Jy/beam ! Combined flux in latest and established models = 0.513567 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.513567 Jy ! Inverting map and beam ! Estimated beam: bmin=2.18 mas, bmaj=4.945 mas, bpa=7.402 degrees ! Estimated noise=551.763 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 = 0.0322603 Jy ! Component: 100 - total flux cleaned = 0.0501217 Jy ! Component: 150 - total flux cleaned = 0.0620118 Jy ! Component: 200 - total flux cleaned = 0.0706743 Jy ! Total flux subtracted in 200 components = 0.0706743 Jy ! Clean residual min=-0.003143 max=0.005809 Jy/beam ! Clean residual mean=0.000409 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 0.584242 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 50 components and 0.584242 Jy ! Inverting map ! Added new window around map position (-10.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677759 Jy ! Component: 100 - total flux cleaned = 0.0120554 Jy ! Component: 150 - total flux cleaned = 0.0162701 Jy ! Component: 200 - total flux cleaned = 0.0196593 Jy ! Total flux subtracted in 200 components = 0.0196593 Jy ! Clean residual min=-0.002830 max=0.003319 Jy/beam ! Clean residual mean=0.000249 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.603901 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 88 components and 0.603901 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=7.645 mas, bmaj=11.97 mas, bpa=-3.141 degrees ! Estimated noise=731.115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00488768 Jy ! Component: 100 - total flux cleaned = 0.00798615 Jy ! Component: 150 - total flux cleaned = 0.0100955 Jy ! Component: 200 - total flux cleaned = 0.0115888 Jy ! Total flux subtracted in 200 components = 0.0115888 Jy ! Clean residual min=-0.002303 max=0.002916 Jy/beam ! Clean residual mean=0.000388 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.61549 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 = 0.00107035 Jy ! Component: 100 - total flux cleaned = 0.00184032 Jy ! Component: 150 - total flux cleaned = 0.00237685 Jy ! Component: 200 - total flux cleaned = 0.00248756 Jy ! Total flux subtracted in 200 components = 0.00248756 Jy ! Clean residual min=-0.002336 max=0.002951 Jy/beam ! Clean residual mean=0.000329 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.617977 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 143 components and 0.617978 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.18 mas, bmaj=4.945 mas, bpa=7.402 degrees ! Estimated noise=551.763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00043377 Jy ! Component: 100 - total flux cleaned = -0.000706704 Jy ! Component: 150 - total flux cleaned = -0.000830474 Jy ! Component: 200 - total flux cleaned = -0.00100236 Jy ! Total flux subtracted in 200 components = -0.00100236 Jy ! Clean residual min=-0.002626 max=0.003361 Jy/beam ! Clean residual mean=0.000136 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.616975 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 161 components and 0.616975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.399752Jy sigma=0.001377 ! Fit after self-cal, rms=0.399751Jy sigma=0.001376 wmodel J1147-0724_S_2001_07_05_pus_map.mod ! Writing 161 model components to file: J1147-0724_S_2001_07_05_pus_map.mod wobs J1147-0724_S_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J1147-0724_S_2001_07_05_pus_uvs.fits wwins J1147-0724_S_2001_07_05_pus_map.win ! wwins: Wrote 6 windows to J1147-0724_S_2001_07_05_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 = 0.00144316 Jy ! Component: 100 - total flux cleaned = 0.00232389 Jy ! Component: 150 - total flux cleaned = 0.00310537 Jy ! Component: 200 - total flux cleaned = 0.00390378 Jy ! Component: 250 - total flux cleaned = 0.00458474 Jy ! Component: 300 - total flux cleaned = 0.0051592 Jy ! Component: 350 - total flux cleaned = 0.00554886 Jy ! Component: 400 - total flux cleaned = 0.00593041 Jy ! Component: 450 - total flux cleaned = 0.00626334 Jy ! Component: 500 - total flux cleaned = 0.0065902 Jy ! Component: 550 - total flux cleaned = 0.00691147 Jy ! Component: 600 - total flux cleaned = 0.00718768 Jy ! Component: 650 - total flux cleaned = 0.00742099 Jy ! Component: 700 - total flux cleaned = 0.00765142 Jy ! Component: 750 - total flux cleaned = 0.0080295 Jy ! Component: 800 - total flux cleaned = 0.00825298 Jy ! Component: 850 - total flux cleaned = 0.00854687 Jy ! Component: 900 - total flux cleaned = 0.00872879 Jy ! Component: 950 - total flux cleaned = 0.00901582 Jy ! Component: 1000 - total flux cleaned = 0.00926352 Jy ! Component: 1050 - total flux cleaned = 0.00947374 Jy ! Component: 1100 - total flux cleaned = 0.00971582 Jy ! Component: 1150 - total flux cleaned = 0.00995511 Jy ! Component: 1200 - total flux cleaned = 0.0101244 Jy ! Component: 1250 - total flux cleaned = 0.0102251 Jy ! Component: 1300 - total flux cleaned = 0.0104574 Jy ! Component: 1350 - total flux cleaned = 0.0104907 Jy ! Component: 1400 - total flux cleaned = 0.0106538 Jy ! Component: 1450 - total flux cleaned = 0.0107509 Jy ! Component: 1500 - total flux cleaned = 0.0108471 Jy ! Component: 1550 - total flux cleaned = 0.0109107 Jy ! Component: 1600 - total flux cleaned = 0.0109424 Jy ! Component: 1650 - total flux cleaned = 0.0110362 Jy ! Component: 1700 - total flux cleaned = 0.0110984 Jy ! Component: 1750 - total flux cleaned = 0.0112216 Jy ! Component: 1800 - total flux cleaned = 0.0112826 Jy ! Component: 1850 - total flux cleaned = 0.0113732 Jy ! Component: 1900 - total flux cleaned = 0.0114933 Jy ! Component: 1950 - total flux cleaned = 0.0115529 Jy ! Component: 2000 - total flux cleaned = 0.011671 Jy ! Total flux subtracted in 2048 components = 0.0117589 Jy ! Clean residual min=-0.001699 max=0.001677 Jy/beam ! Clean residual mean=0.000038 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.628734 Jy keep ! Adding 125 model components to the UV plane model. ! The established model now contains 286 components and 0.628734 Jy wmap "J1147-0724_S_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.18 x 4.945 at 7.402 degrees (North through East) ! Clean map min=-0.0024934 max=0.36316 Jy/beam ! Writing clean map to FITS file: J1147-0724_S_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.363159 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000528911 device "J1147-0724_S_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-0724_S_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.436924 0.436924 0.873849 1.7477 3.4954 6.99079 13.9816 27.9632 55.9263 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.363 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.18 x 4.945 at 7.402 degrees (North through East) ! Clean map min=-0.0024934 max=0.36316 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-0724_S_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-0724_S_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1147-0724_S_2001_07_05_pus_uvs.log closed on Fri Aug 10 01:10:43 2007