! Started logfile: J1159+2914_S_2007_12_05_pus_uvs.log on Sat Sep 11 19:35:49 2010 obs J1159+2914_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1159+2914_S_2007_12_05_pus_uva.fits ! AN table 1: 99 integrations on 136 of 136 possible baselines. ! AN table 2: 54 integrations on 136 of 136 possible baselines. ! AN table 3: 179 integrations on 136 of 136 possible baselines. ! AN table 4: 158 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0644508 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1159+2914 ! ! 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 1682 lines of history. ! ! Reading 17180 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 1427 telescope corrections were flagged in sub-array 1. ! A total of 651 telescope corrections were flagged in sub-array 2. ! A total of 2542 telescope corrections were flagged in sub-array 3. ! A total of 1855 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1427 telescope corrections were flagged in sub-array 1. ! A total of 651 telescope corrections were flagged in sub-array 2. ! A total of 2542 telescope corrections were flagged in sub-array 3. ! A total of 1855 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1427 telescope corrections were flagged in sub-array 1. ! A total of 651 telescope corrections were flagged in sub-array 2. ! A total of 2542 telescope corrections were flagged in sub-array 3. ! A total of 1855 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1458 telescope corrections were flagged in sub-array 1. ! A total of 660 telescope corrections were flagged in sub-array 2. ! A total of 2578 telescope corrections were flagged in sub-array 3. ! A total of 1855 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.643005Jy sigma=0.005219 ! Fit after self-cal, rms=0.551519Jy sigma=0.004581 ! 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=2.125 mas, bmaj=3.105 mas, bpa=6.871 degrees ! Estimated noise=1320.51 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 = 0.382695 Jy ! Component: 100 - total flux cleaned = 0.491333 Jy ! Total flux subtracted in 100 components = 0.491333 Jy ! Clean residual min=-0.022214 max=0.055904 Jy/beam ! Clean residual mean=0.001102 rms=0.006725 Jy/beam ! Combined flux in latest and established models = 0.491333 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.491333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297482Jy sigma=0.002116 ! Fit after self-cal, rms=0.297113Jy sigma=0.002115 ! Inverting map ! Added new window around map position (0.5, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0598239 Jy ! Component: 100 - total flux cleaned = 0.0957717 Jy ! Total flux subtracted in 100 components = 0.0957717 Jy ! Clean residual min=-0.015546 max=0.033968 Jy/beam ! Clean residual mean=0.000892 rms=0.005013 Jy/beam ! Combined flux in latest and established models = 0.587105 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.587105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277942Jy sigma=0.001784 ! Fit after self-cal, rms=0.277580Jy sigma=0.001782 ! Inverting map ! Added new window around map position (2.5, 8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0347893 Jy ! Component: 100 - total flux cleaned = 0.0590049 Jy ! Total flux subtracted in 100 components = 0.0590049 Jy ! Clean residual min=-0.013031 max=0.023697 Jy/beam ! Clean residual mean=0.000725 rms=0.004164 Jy/beam ! Combined flux in latest and established models = 0.64611 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 46 components and 0.64611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270772Jy sigma=0.001629 ! Fit after self-cal, rms=0.270482Jy sigma=0.001626 ! 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=2.043 mas, bmaj=4.166 mas, bpa=2.195 degrees ! Estimated noise=666.679 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (5, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0466129 Jy ! Component: 100 - total flux cleaned = 0.0747477 Jy ! Component: 150 - total flux cleaned = 0.0930876 Jy ! Component: 200 - total flux cleaned = 0.105464 Jy ! Total flux subtracted in 200 components = 0.105464 Jy ! Clean residual min=-0.006323 max=0.019448 Jy/beam ! Clean residual mean=0.005400 rms=0.003317 Jy/beam ! Combined flux in latest and established models = 0.751574 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 78 components and 0.751574 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264428Jy sigma=0.001467 ! Fit after self-cal, rms=0.263505Jy sigma=0.001459 ! Inverting map ! Added new window around map position (-20, 22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0193908 Jy ! Component: 100 - total flux cleaned = 0.0309348 Jy ! Component: 150 - total flux cleaned = 0.0387338 Jy ! Component: 200 - total flux cleaned = 0.0442416 Jy ! Total flux subtracted in 200 components = 0.0442416 Jy ! Clean residual min=-0.005756 max=0.015732 Jy/beam ! Clean residual mean=0.003455 rms=0.002694 Jy/beam ! Combined flux in latest and established models = 0.795815 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 114 components and 0.795815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262357Jy sigma=0.001431 ! Fit after self-cal, rms=0.262053Jy sigma=0.001426 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.04 HN 1.03 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 0.95 NY 1.00 ON 0.94 OV 1.00* ! PT 1.00* SV 1.06 TS 1.00* WZ 1.08 ! ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.08 HH 1.00* HN 1.00* ! KB 0.96 KP 1.79 LA 1.04 MK 1.01 ! NL 1.01 NY 1.03 ON 1.00* OV 0.97 ! PT 1.05 SV 1.10 TS 0.95 WZ 1.00* ! ZC 1.00* ! ! A total of 297 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.16 HN 1.08 ! KB 1.07 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 1.21 OV 1.00* ! PT 1.00* SV 1.08 TS 1.00 WZ 1.06 ! ZC 1.09 ! ! A total of 111 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.08 HH 1.00* HN 1.00* ! KB 0.95 KP 0.99 LA 0.98 MK 1.00* ! NL 0.98 NY 0.87 ON 1.00* OV 0.92 ! PT 0.99 SV 1.00* TS 0.95 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.18 HN 1.00 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 0.96 NY 1.02 ON 0.94 OV 1.00* ! PT 1.00* SV 1.06 TS 1.00* WZ 1.02 ! ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.03 HH 1.00* HN 1.00* ! KB 1.00 KP 1.96 LA 1.13 MK 1.06 ! NL 0.98 NY 1.06 ON 1.00* OV 1.05 ! PT 1.02 SV 1.03 TS 0.97 WZ 1.00* ! ZC 1.00* ! ! A total of 297 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00 HN 1.03 ! KB 1.04 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.07 ON 0.93 OV 1.00* ! PT 1.00* SV 1.09 TS 1.03 WZ 0.93 ! ZC 1.11 ! ! A total of 111 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 0.94 HH 1.00* HN 1.00* ! KB 0.99 KP 0.99 LA 1.07 MK 1.00* ! NL 1.01 NY 0.99 ON 1.00* OV 0.96 ! PT 0.99 SV 1.00* TS 0.95 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.99 HN 0.99 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.02 NY 0.93 ON 1.09 OV 1.00* ! PT 1.00* SV 0.95 TS 1.00* WZ 1.05 ! ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.00 HH 1.00* HN 1.00* ! KB 1.02 KP 2.00 LA 1.03 MK 1.02 ! NL 1.07 NY 0.89 ON 1.00* OV 1.07 ! PT 1.09 SV 0.91 TS 0.87 WZ 1.00* ! ZC 1.00* ! ! A total of 297 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.02 HN 1.10 ! KB 1.12 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.01 ON 0.92 OV 1.00* ! PT 1.00* SV 0.96 TS 0.93 WZ 1.05 ! ZC 1.11 ! ! A total of 111 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.10 FD 0.98 HH 1.00* HN 1.00* ! KB 0.97 KP 1.00 LA 0.99 MK 1.00* ! NL 1.02 NY 0.92 ON 1.00* OV 0.99 ! PT 1.04 SV 1.00* TS 0.87 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.03 HN 0.96 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 0.91 NY 0.94 ON 1.00 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 1.05 ! ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 HH 1.00* HN 1.00* ! KB 0.97 KP 1.83 LA 1.03 MK 1.02 ! NL 1.00 NY 0.96 ON 1.00* OV 1.01 ! PT 0.93 SV 1.00* TS 0.98 WZ 1.00* ! ZC 1.00* ! ! A total of 321 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.08 HN 0.96 ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.01 ON 0.93 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 1.03 ! ZC 1.16 ! ! A total of 111 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.07 HH 1.00* HN 1.00* ! KB 0.98 KP 0.91 LA 1.00 MK 1.00* ! NL 0.96 NY 0.89 ON 1.00* OV 1.00 ! PT 0.91 SV 1.00* TS 1.00 WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.262053Jy sigma=0.001426 ! Fit after self-cal, rms=0.257566Jy sigma=0.001373 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.96 mas, bmaj=4.837 mas, bpa=1.183 degrees ! Estimated noise=667.585 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 = 0.00680301 Jy ! Component: 100 - total flux cleaned = 0.00717604 Jy ! Component: 150 - total flux cleaned = 0.00772571 Jy ! Component: 200 - total flux cleaned = 0.00795473 Jy ! Total flux subtracted in 200 components = 0.00795473 Jy ! Clean residual min=-0.007192 max=0.009622 Jy/beam ! Clean residual mean=0.000349 rms=0.002255 Jy/beam ! Combined flux in latest and established models = 0.80377 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 127 components and 0.80377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257168Jy sigma=0.001369 ! Fit after self-cal, rms=0.257361Jy sigma=0.001368 ! 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=0.257361Jy sigma=0.001368 ! Fit after self-cal, rms=0.257946Jy sigma=0.001358 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.964 mas, bmaj=4.833 mas, bpa=1.158 degrees ! Estimated noise=670.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00308704 Jy ! Component: 100 - total flux cleaned = 0.00278669 Jy ! Component: 150 - total flux cleaned = 0.00240473 Jy ! Component: 200 - total flux cleaned = 0.00206978 Jy ! Total flux subtracted in 200 components = 0.00206978 Jy ! Clean residual min=-0.006714 max=0.008371 Jy/beam ! Clean residual mean=0.000005 rms=0.001799 Jy/beam ! Combined flux in latest and established models = 0.80584 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 138 components and 0.80584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257711Jy sigma=0.001356 ! Fit after self-cal, rms=0.257707Jy sigma=0.001356 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 (19, 15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00757465 Jy ! Component: 100 - total flux cleaned = 0.00926285 Jy ! Component: 150 - total flux cleaned = 0.00951294 Jy ! Component: 200 - total flux cleaned = 0.00951372 Jy ! Total flux subtracted in 200 components = 0.00951372 Jy ! Clean residual min=-0.006479 max=0.006292 Jy/beam ! Clean residual mean=-0.000485 rms=0.001575 Jy/beam ! Combined flux in latest and established models = 0.815354 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 154 components and 0.815354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257466Jy sigma=0.001352 ! Fit after self-cal, rms=0.257483Jy sigma=0.001352 ! 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=0.257483Jy sigma=0.001352 ! Fit after self-cal, rms=0.257991Jy sigma=0.001344 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.969 mas, bmaj=4.826 mas, bpa=1.165 degrees ! Estimated noise=670.619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322779 Jy ! Component: 100 - total flux cleaned = 0.00397908 Jy ! Component: 150 - total flux cleaned = 0.0040889 Jy ! Component: 200 - total flux cleaned = 0.00409175 Jy ! Total flux subtracted in 200 components = 0.00409175 Jy ! Clean residual min=-0.005931 max=0.006377 Jy/beam ! Clean residual mean=-0.000239 rms=0.001373 Jy/beam ! Combined flux in latest and established models = 0.819445 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 167 components and 0.819445 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257856Jy sigma=0.001343 ! Fit after self-cal, rms=0.257897Jy sigma=0.001343 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 (-2, 39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00533782 Jy ! Component: 100 - total flux cleaned = 0.00614247 Jy ! Component: 150 - total flux cleaned = 0.00643529 Jy ! Component: 200 - total flux cleaned = 0.00643516 Jy ! Total flux subtracted in 200 components = 0.00643516 Jy ! Clean residual min=-0.005262 max=0.003614 Jy/beam ! Clean residual mean=-0.000566 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 0.82588 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 179 components and 0.82588 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257674Jy sigma=0.001341 ! Fit after self-cal, rms=0.257638Jy sigma=0.001341 ! 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=0.257638Jy sigma=0.001341 ! Fit after self-cal, rms=0.257433Jy sigma=0.001340 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.987 mas, bmaj=13.22 mas, bpa=40.16 degrees ! Estimated noise=906.965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255404 Jy ! Component: 100 - total flux cleaned = 0.00371461 Jy ! Component: 150 - total flux cleaned = 0.00430369 Jy ! Component: 200 - total flux cleaned = 0.0045061 Jy ! Total flux subtracted in 200 components = 0.0045061 Jy ! Clean residual min=-0.004829 max=0.004225 Jy/beam ! Clean residual mean=-0.000721 rms=0.001569 Jy/beam ! Combined flux in latest and established models = 0.830387 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 194 components and 0.830387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257328Jy sigma=0.001340 ! Fit after self-cal, rms=0.257282Jy sigma=0.001340 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 = 0.000618011 Jy ! Component: 100 - total flux cleaned = 0.000926271 Jy ! Component: 150 - total flux cleaned = 0.00119274 Jy ! Component: 200 - total flux cleaned = 0.00135449 Jy ! Total flux subtracted in 200 components = 0.00135449 Jy ! Clean residual min=-0.005242 max=0.004141 Jy/beam ! Clean residual mean=-0.000893 rms=0.001564 Jy/beam ! Combined flux in latest and established models = 0.831741 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 202 components and 0.831741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257252Jy sigma=0.001341 ! Fit after self-cal, rms=0.257232Jy sigma=0.001340 ! 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=1.973 mas, bmaj=4.824 mas, bpa=1.175 degrees ! Estimated noise=671.211 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.973 x 4.824 at 1.175 degrees (North through East) ! Clean map min=-0.0047735 max=0.48414 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=2.129 mas, bmaj=3.196 mas, bpa=5.172 degrees ! Estimated noise=1317.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.384566 Jy ! Component: 100 - total flux cleaned = 0.49635 Jy ! Component: 150 - total flux cleaned = 0.558499 Jy ! Component: 200 - total flux cleaned = 0.604136 Jy ! Total flux subtracted in 200 components = 0.604136 Jy ! Clean residual min=-0.011510 max=0.026482 Jy/beam ! Clean residual mean=0.000707 rms=0.004072 Jy/beam ! Combined flux in latest and established models = 0.604136 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 0.604137 Jy ! Inverting map and beam ! Estimated beam: bmin=1.973 mas, bmaj=4.824 mas, bpa=1.175 degrees ! Estimated noise=671.211 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 = 0.066649 Jy ! Component: 100 - total flux cleaned = 0.106375 Jy ! Component: 150 - total flux cleaned = 0.133241 Jy ! Component: 200 - total flux cleaned = 0.152459 Jy ! Total flux subtracted in 200 components = 0.152459 Jy ! Clean residual min=-0.004130 max=0.012895 Jy/beam ! Clean residual mean=0.003342 rms=0.002655 Jy/beam ! Combined flux in latest and established models = 0.756595 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 108 components and 0.756595 Jy ! Inverting map ! Added new window around map position (-2, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150307 Jy ! Component: 100 - total flux cleaned = 0.0267033 Jy ! Component: 150 - total flux cleaned = 0.0361031 Jy ! Component: 200 - total flux cleaned = 0.0437453 Jy ! Total flux subtracted in 200 components = 0.0437453 Jy ! Clean residual min=-0.004131 max=0.006511 Jy/beam ! Clean residual mean=0.001172 rms=0.001504 Jy/beam ! Combined flux in latest and established models = 0.80034 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 144 components and 0.80034 Jy ! Inverting map ! Added new window around map position (-14.5, 39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00689602 Jy ! Component: 100 - total flux cleaned = 0.012272 Jy ! Component: 150 - total flux cleaned = 0.0167359 Jy ! Component: 200 - total flux cleaned = 0.0204601 Jy ! Total flux subtracted in 200 components = 0.0204601 Jy ! Clean residual min=-0.004385 max=0.004285 Jy/beam ! Clean residual mean=0.000159 rms=0.001109 Jy/beam ! Combined flux in latest and established models = 0.8208 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 168 components and 0.8208 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=9.987 mas, bmaj=13.22 mas, bpa=40.16 degrees ! Estimated noise=906.965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00541315 Jy ! Component: 100 - total flux cleaned = 0.00883239 Jy ! Component: 150 - total flux cleaned = 0.0109507 Jy ! Component: 200 - total flux cleaned = 0.0115179 Jy ! Total flux subtracted in 200 components = 0.0115179 Jy ! Clean residual min=-0.005884 max=0.003317 Jy/beam ! Clean residual mean=-0.000975 rms=0.001408 Jy/beam ! Combined flux in latest and established models = 0.832318 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 = 0.000312601 Jy ! Component: 100 - total flux cleaned = 0.000593643 Jy ! Component: 150 - total flux cleaned = 0.000797599 Jy ! Component: 200 - total flux cleaned = 0.000891469 Jy ! Total flux subtracted in 200 components = 0.000891469 Jy ! Clean residual min=-0.005848 max=0.003184 Jy/beam ! Clean residual mean=-0.001080 rms=0.001358 Jy/beam ! Combined flux in latest and established models = 0.83321 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 192 components and 0.83321 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.973 mas, bmaj=4.824 mas, bpa=1.175 degrees ! Estimated noise=671.211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00101915 Jy ! Component: 100 - total flux cleaned = -0.0010276 Jy ! Component: 150 - total flux cleaned = -0.000946828 Jy ! Component: 200 - total flux cleaned = -0.000948797 Jy ! Total flux subtracted in 200 components = -0.000948797 Jy ! Clean residual min=-0.004415 max=0.003295 Jy/beam ! Clean residual mean=-0.000409 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 0.832261 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 211 components and 0.832261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256852Jy sigma=0.001338 ! Fit after self-cal, rms=0.256817Jy sigma=0.001337 wmodel J1159+2914_S_2007_12_05_pus_map.mod ! Writing 211 model components to file: J1159+2914_S_2007_12_05_pus_map.mod wobs J1159+2914_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1159+2914_S_2007_12_05_pus_uvs.fits wwins J1159+2914_S_2007_12_05_pus_map.win ! wwins: Wrote 9 windows to J1159+2914_S_2007_12_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 = -0.00187068 Jy ! Component: 100 - total flux cleaned = -0.00286986 Jy ! Component: 150 - total flux cleaned = -0.00343333 Jy ! Component: 200 - total flux cleaned = -0.00385109 Jy ! Component: 250 - total flux cleaned = -0.00413901 Jy ! Component: 300 - total flux cleaned = -0.00436161 Jy ! Component: 350 - total flux cleaned = -0.00457538 Jy ! Component: 400 - total flux cleaned = -0.00478228 Jy ! Component: 450 - total flux cleaned = -0.00493296 Jy ! Component: 500 - total flux cleaned = -0.00517802 Jy ! Component: 550 - total flux cleaned = -0.00536827 Jy ! Component: 600 - total flux cleaned = -0.00546132 Jy ! Component: 650 - total flux cleaned = -0.00555316 Jy ! Component: 700 - total flux cleaned = -0.00568849 Jy ! Component: 750 - total flux cleaned = -0.00577697 Jy ! Component: 800 - total flux cleaned = -0.0059504 Jy ! Component: 850 - total flux cleaned = -0.00599278 Jy ! Component: 900 - total flux cleaned = -0.0060766 Jy ! Component: 950 - total flux cleaned = -0.00607649 Jy ! Component: 1000 - total flux cleaned = -0.00607675 Jy ! Component: 1050 - total flux cleaned = -0.00615741 Jy ! Component: 1100 - total flux cleaned = -0.00619693 Jy ! Component: 1150 - total flux cleaned = -0.00623596 Jy ! Component: 1200 - total flux cleaned = -0.00627456 Jy ! Component: 1250 - total flux cleaned = -0.00627452 Jy ! Component: 1300 - total flux cleaned = -0.00631237 Jy ! Component: 1350 - total flux cleaned = -0.00634942 Jy ! Component: 1400 - total flux cleaned = -0.00631241 Jy ! Component: 1450 - total flux cleaned = -0.00634911 Jy ! Component: 1500 - total flux cleaned = -0.00638522 Jy ! Component: 1550 - total flux cleaned = -0.00634944 Jy ! Component: 1600 - total flux cleaned = -0.00638496 Jy ! Component: 1650 - total flux cleaned = -0.00638489 Jy ! Component: 1700 - total flux cleaned = -0.00638497 Jy ! Component: 1750 - total flux cleaned = -0.00638486 Jy ! Component: 1800 - total flux cleaned = -0.0063849 Jy ! Component: 1850 - total flux cleaned = -0.006385 Jy ! Component: 1900 - total flux cleaned = -0.00638495 Jy ! Component: 1950 - total flux cleaned = -0.00641836 Jy ! Component: 2000 - total flux cleaned = -0.00641825 Jy ! Total flux subtracted in 2048 components = -0.00645115 Jy ! Clean residual min=-0.001690 max=0.001677 Jy/beam ! Clean residual mean=-0.000093 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.82581 Jy keep ! Adding 137 model components to the UV plane model. ! The established model now contains 346 components and 0.82581 Jy wmap "J1159+2914_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.973 x 4.824 at 1.175 degrees (North through East) ! Clean map min=-0.0030953 max=0.48553 Jy/beam ! Writing clean map to FITS file: J1159+2914_S_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.485526 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000622275 device "J1159+2914_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1159+2914_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.384495 0.384495 0.768991 1.53798 3.07596 6.15193 12.3039 24.6077 49.2154 98.4308 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.485 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.973 x 4.824 at 1.175 degrees (North through East) ! Clean map min=-0.0030953 max=0.48553 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1159+2914_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1159+2914_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1159+2914_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 19:35:58 2010