! Started logfile: J2258-2758_S_2010_06_23_pus_uvs.log on Sun Jan 30 13:57:12 2011 obs J2258-2758_S_2010_06_23_pus_uva.fits ! Reading UV FITS file: J2258-2758_S_2010_06_23_pus_uva.fits ! AN table 1: 75 integrations on 105 of 105 possible baselines. ! AN table 2: 29 integrations on 105 of 105 possible baselines. ! AN table 3: 8 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.189456 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2258-2758 ! ! 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 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3685 lines of history. ! ! Reading 8912 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 ![@muppet J2258-2758_S_2010_06_23_pus] 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 622 telescope corrections were flagged in sub-array 1. ! A total of 277 telescope corrections were flagged in sub-array 2. ! A total of 120 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 622 telescope corrections were flagged in sub-array 1. ! A total of 277 telescope corrections were flagged in sub-array 2. ! A total of 120 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 622 telescope corrections were flagged in sub-array 1. ! A total of 277 telescope corrections were flagged in sub-array 2. ! A total of 120 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 622 telescope corrections were flagged in sub-array 1. ! A total of 277 telescope corrections were flagged in sub-array 2. ! A total of 120 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.350013Jy sigma=0.003580 ! Fit after self-cal, rms=0.306007Jy sigma=0.003164 ! 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=2.653 mas, bmaj=8.524 mas, bpa=0.3393 degrees ! Estimated noise=1137.32 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 = 0.827384 Jy ! Component: 100 - total flux cleaned = 1.02837 Jy ! Total flux subtracted in 100 components = 1.02837 Jy ! Clean residual min=-0.037550 max=0.121026 Jy/beam ! Clean residual mean=0.000395 rms=0.013215 Jy/beam ! Combined flux in latest and established models = 1.02837 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 1.02837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285220Jy sigma=0.002953 ! Fit after self-cal, rms=0.284572Jy sigma=0.002949 ! Inverting map ! Added new window around map position (-3.5, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.118879 Jy ! Component: 100 - total flux cleaned = 0.185739 Jy ! Total flux subtracted in 100 components = 0.185739 Jy ! Clean residual min=-0.022369 max=0.060556 Jy/beam ! Clean residual mean=0.000095 rms=0.007582 Jy/beam ! Combined flux in latest and established models = 1.2141 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 22 components and 1.2141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193128Jy sigma=0.001907 ! Fit after self-cal, rms=0.188905Jy sigma=0.001870 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0509068 Jy ! Component: 100 - total flux cleaned = 0.0791811 Jy ! Total flux subtracted in 100 components = 0.0791811 Jy ! Clean residual min=-0.016686 max=0.030471 Jy/beam ! Clean residual mean=-0.000038 rms=0.005174 Jy/beam ! Combined flux in latest and established models = 1.29329 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 40 components and 1.29329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164278Jy sigma=0.001572 ! Fit after self-cal, rms=0.163093Jy sigma=0.001561 ! 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=3.583 mas, bmaj=10.93 mas, bpa=-0.2985 degrees ! Estimated noise=759.001 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 = 0.0427497 Jy ! Component: 100 - total flux cleaned = 0.0633809 Jy ! Component: 150 - total flux cleaned = 0.0746952 Jy ! Component: 200 - total flux cleaned = 0.0810809 Jy ! Total flux subtracted in 200 components = 0.0810809 Jy ! Clean residual min=-0.010618 max=0.019208 Jy/beam ! Clean residual mean=-0.000482 rms=0.003596 Jy/beam ! Combined flux in latest and established models = 1.37437 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 72 components and 1.37437 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153456Jy sigma=0.001436 ! Fit after self-cal, rms=0.152812Jy sigma=0.001429 ! Inverting map ! Added new window around map position (-12, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019421 Jy ! Component: 100 - total flux cleaned = 0.0282357 Jy ! Component: 150 - total flux cleaned = 0.031256 Jy ! Component: 200 - total flux cleaned = 0.0318981 Jy ! Total flux subtracted in 200 components = 0.0318981 Jy ! Clean residual min=-0.010766 max=0.013864 Jy/beam ! Clean residual mean=-0.000707 rms=0.002617 Jy/beam ! Combined flux in latest and established models = 1.40626 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 100 components and 1.40626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150287Jy sigma=0.001406 ! Fit after self-cal, rms=0.149788Jy sigma=0.001400 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.07 KK 1.04 ! KP 1.02 LA 1.03 MA 1.00* MK 0.98 ! NL 1.04 NY 1.00* OV 1.02 PT 1.04 ! SC 1.01 TS 1.00* ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HN 1.09 KK 1.00* ! KP 1.01 LA 1.03 MA 1.00* MK 1.00* ! NL 1.08 NY 1.00* OV 1.07 PT 1.04 ! SC 1.04 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.07 KK 0.98 ! KP 1.01 LA 1.00 MA 1.00* MK 1.00 ! NL 1.01 NY 1.00* OV 1.02 PT 1.03 ! SC 1.00 TS 1.00* ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 HN 1.08 KK 1.00* ! KP 1.01 LA 0.99 MA 1.00* MK 1.00* ! NL 1.05 NY 1.00* OV 1.06 PT 1.04 ! SC 1.00 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.02 KK 0.97 ! KP 0.97 LA 0.99 MA 1.00* MK 0.96 ! NL 1.01 NY 1.00* OV 0.99 PT 0.98 ! SC 0.99 TS 1.00* ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 HN 1.05 KK 1.00* ! KP 0.96 LA 0.98 MA 1.00* MK 1.00* ! NL 1.09 NY 1.00* OV 1.02 PT 0.97 ! SC 0.98 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.99 KK 0.93 ! KP 0.98 LA 0.98 MA 1.00* MK 0.95 ! NL 1.00 NY 1.00* OV 0.99 PT 0.97 ! SC 0.98 TS 1.00* ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 HN 1.05 KK 1.00* ! KP 1.00 LA 0.99 MA 1.00* MK 1.00* ! NL 1.03 NY 1.00* OV 1.00 PT 0.96 ! SC 0.98 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.149788Jy sigma=0.001400 ! Fit after self-cal, rms=0.141547Jy sigma=0.001298 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.583 mas, bmaj=11.05 mas, bpa=-0.161 degrees ! Estimated noise=768.026 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 = 0.00222682 Jy ! Component: 100 - total flux cleaned = 0.00200024 Jy ! Component: 150 - total flux cleaned = 0.00218618 Jy ! Component: 200 - total flux cleaned = 0.00218357 Jy ! Total flux subtracted in 200 components = 0.00218357 Jy ! Clean residual min=-0.006163 max=0.005200 Jy/beam ! Clean residual mean=-0.000464 rms=0.001668 Jy/beam ! Combined flux in latest and established models = 1.40845 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 114 components and 1.40845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140864Jy sigma=0.001291 ! Fit after self-cal, rms=0.140836Jy sigma=0.001291 ! 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=0.140836Jy sigma=0.001291 ! Fit after self-cal, rms=0.139393Jy sigma=0.001276 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.583 mas, bmaj=11.07 mas, bpa=-0.1993 degrees ! Estimated noise=767.128 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000816086 Jy ! Component: 100 - total flux cleaned = 0.000492056 Jy ! Component: 150 - total flux cleaned = 8.97544e-05 Jy ! Component: 200 - total flux cleaned = -0.000260639 Jy ! Total flux subtracted in 200 components = -0.000260639 Jy ! Clean residual min=-0.005484 max=0.005226 Jy/beam ! Clean residual mean=-0.000318 rms=0.001348 Jy/beam ! Combined flux in latest and established models = 1.40819 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 127 components and 1.40819 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139042Jy sigma=0.001273 ! Fit after self-cal, rms=0.139005Jy sigma=0.001273 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 = 0.000439731 Jy ! Component: 100 - total flux cleaned = 0.000331704 Jy ! Component: 150 - total flux cleaned = 4.11149e-05 Jy ! Component: 200 - total flux cleaned = -0.000221836 Jy ! Total flux subtracted in 200 components = -0.000221836 Jy ! Clean residual min=-0.005613 max=0.005152 Jy/beam ! Clean residual mean=-0.000317 rms=0.001315 Jy/beam ! Combined flux in latest and established models = 1.40797 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 131 components and 1.40797 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138819Jy sigma=0.001271 ! Fit after self-cal, rms=0.138793Jy sigma=0.001271 ! 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=0.138793Jy sigma=0.001271 ! Fit after self-cal, rms=0.137274Jy sigma=0.001247 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.58 mas, bmaj=11.08 mas, bpa=-0.202 degrees ! Estimated noise=768.061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134594 Jy ! Component: 100 - total flux cleaned = 0.00124903 Jy ! Component: 150 - total flux cleaned = 0.00115266 Jy ! Component: 200 - total flux cleaned = 0.00106879 Jy ! Total flux subtracted in 200 components = 0.00106879 Jy ! Clean residual min=-0.004846 max=0.003924 Jy/beam ! Clean residual mean=-0.000103 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 1.40903 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 147 components and 1.40903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137091Jy sigma=0.001246 ! Fit after self-cal, rms=0.137080Jy sigma=0.001246 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 = 0.000318634 Jy ! Component: 100 - total flux cleaned = 0.000155733 Jy ! Component: 150 - total flux cleaned = -6.38062e-05 Jy ! Component: 200 - total flux cleaned = -0.000129839 Jy ! Total flux subtracted in 200 components = -0.000129839 Jy ! Clean residual min=-0.004527 max=0.003842 Jy/beam ! Clean residual mean=-0.000103 rms=0.001041 Jy/beam ! Combined flux in latest and established models = 1.4089 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 155 components and 1.4089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136966Jy sigma=0.001245 ! Fit after self-cal, rms=0.136948Jy sigma=0.001245 ! 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=0.136948Jy sigma=0.001245 ! Fit after self-cal, rms=0.137116Jy sigma=0.001245 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.483 mas, bmaj=19.42 mas, bpa=-0.0719 degrees ! Estimated noise=905.918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000376415 Jy ! Component: 100 - total flux cleaned = 0.000177123 Jy ! Component: 150 - total flux cleaned = 6.19865e-05 Jy ! Component: 200 - total flux cleaned = 9.27924e-06 Jy ! Total flux subtracted in 200 components = 9.27924e-06 Jy ! Clean residual min=-0.003982 max=0.003985 Jy/beam ! Clean residual mean=-0.000152 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 1.40891 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 176 components and 1.40891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137049Jy sigma=0.001244 ! Fit after self-cal, rms=0.137039Jy sigma=0.001244 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 = 8.80083e-05 Jy ! Component: 100 - total flux cleaned = 3.15749e-05 Jy ! Component: 150 - total flux cleaned = -6.52892e-05 Jy ! Component: 200 - total flux cleaned = -0.000108208 Jy ! Total flux subtracted in 200 components = -0.000108208 Jy ! Clean residual min=-0.003965 max=0.003873 Jy/beam ! Clean residual mean=-0.000151 rms=0.001138 Jy/beam ! Combined flux in latest and established models = 1.40881 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 180 components and 1.40881 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136991Jy sigma=0.001244 ! Fit after self-cal, rms=0.136981Jy sigma=0.001244 ! 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=3.578 mas, bmaj=11.08 mas, bpa=-0.2155 degrees ! Estimated noise=768.192 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.578 x 11.08 at -0.2155 degrees (North through East) ! Clean map min=-0.0050009 max=1.0915 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=0.136981Jy sigma=0.001244 ! Fit after self-cal, rms=0.125039Jy sigma=0.001123 ! Inverting map and beam ! Estimated beam: bmin=3.577 mas, bmaj=11.08 mas, bpa=-0.2127 degrees ! Estimated noise=767.946 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000222007 Jy ! Component: 100 - total flux cleaned = -3.61426e-06 Jy ! Component: 150 - total flux cleaned = -0.000131571 Jy ! Component: 200 - total flux cleaned = -0.000187973 Jy ! Total flux subtracted in 200 components = -0.000187973 Jy ! Clean residual min=-0.003994 max=0.003408 Jy/beam ! Clean residual mean=-0.000073 rms=0.000961 Jy/beam ! Combined flux in latest and established models = 1.40862 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 186 components and 1.40862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124952Jy sigma=0.001123 ! Fit after self-cal, rms=0.124942Jy sigma=0.001123 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000206459 Jy ! Component: 100 - total flux cleaned = 0.000149527 Jy ! Component: 150 - total flux cleaned = 4.77502e-05 Jy ! Component: 200 - total flux cleaned = -4.71737e-05 Jy ! Total flux subtracted in 200 components = -4.71737e-05 Jy ! Clean residual min=-0.003803 max=0.003327 Jy/beam ! Clean residual mean=-0.000073 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 1.40857 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 191 components and 1.40857 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124887Jy sigma=0.001122 ! Fit after self-cal, rms=0.124880Jy sigma=0.001122 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124880Jy sigma=0.001122 ! Fit after self-cal, rms=0.124979Jy sigma=0.001122 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=2.624 mas, bmaj=8.562 mas, bpa=0.5524 degrees ! Estimated noise=1171.77 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.823608 Jy ! Component: 100 - total flux cleaned = 1.05766 Jy ! Component: 150 - total flux cleaned = 1.17203 Jy ! Component: 200 - total flux cleaned = 1.23466 Jy ! Total flux subtracted in 200 components = 1.23466 Jy ! Clean residual min=-0.014495 max=0.032994 Jy/beam ! Clean residual mean=0.000284 rms=0.004890 Jy/beam ! Combined flux in latest and established models = 1.23466 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 24 model components to the UV plane model. ! The established model now contains 24 components and 1.23466 Jy ! Inverting map and beam ! Estimated beam: bmin=3.576 mas, bmaj=11.08 mas, bpa=-0.2231 degrees ! Estimated noise=767.906 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 = 0.0735156 Jy ! Component: 100 - total flux cleaned = 0.110915 Jy ! Component: 150 - total flux cleaned = 0.13291 Jy ! Component: 200 - total flux cleaned = 0.146833 Jy ! Total flux subtracted in 200 components = 0.146833 Jy ! Clean residual min=-0.004511 max=0.007807 Jy/beam ! Clean residual mean=0.000123 rms=0.001855 Jy/beam ! Combined flux in latest and established models = 1.38149 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 88 components and 1.38149 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=8.485 mas, bmaj=19.44 mas, bpa=-0.05654 degrees ! Estimated noise=905.826 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124255 Jy ! Component: 100 - total flux cleaned = 0.0184089 Jy ! Component: 150 - total flux cleaned = 0.0214882 Jy ! Component: 200 - total flux cleaned = 0.0220943 Jy ! Total flux subtracted in 200 components = 0.0220943 Jy ! Clean residual min=-0.004092 max=0.003946 Jy/beam ! Clean residual mean=-0.000062 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 1.40359 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 = 0.000587092 Jy ! Component: 100 - total flux cleaned = 0.00102095 Jy ! Component: 150 - total flux cleaned = 0.00139642 Jy ! Component: 200 - total flux cleaned = 0.0017268 Jy ! Total flux subtracted in 200 components = 0.0017268 Jy ! Clean residual min=-0.004062 max=0.003746 Jy/beam ! Clean residual mean=-0.000085 rms=0.001049 Jy/beam ! Combined flux in latest and established models = 1.40531 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 154 components and 1.40531 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.576 mas, bmaj=11.08 mas, bpa=-0.2231 degrees ! Estimated noise=767.906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000307037 Jy ! Component: 100 - total flux cleaned = 0.000197042 Jy ! Component: 150 - total flux cleaned = 0.000369167 Jy ! Component: 200 - total flux cleaned = 0.000524039 Jy ! Total flux subtracted in 200 components = 0.000524039 Jy ! Clean residual min=-0.004135 max=0.003198 Jy/beam ! Clean residual mean=-0.000051 rms=0.000961 Jy/beam ! Combined flux in latest and established models = 1.40584 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 168 components and 1.40584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125108Jy sigma=0.001123 ! Fit after self-cal, rms=0.125039Jy sigma=0.001122 wmodel J2258-2758_S_2010_06_23_pus_map.mod ! Writing 168 model components to file: J2258-2758_S_2010_06_23_pus_map.mod wobs J2258-2758_S_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J2258-2758_S_2010_06_23_pus_uvs.fits wwins J2258-2758_S_2010_06_23_pus_map.win ! wwins: Wrote 3 windows to J2258-2758_S_2010_06_23_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 = -0.0013945 Jy ! Component: 100 - total flux cleaned = -0.00127527 Jy ! Component: 150 - total flux cleaned = -0.00150262 Jy ! Component: 200 - total flux cleaned = -0.00177078 Jy ! Component: 250 - total flux cleaned = -0.00202674 Jy ! Component: 300 - total flux cleaned = -0.00202726 Jy ! Component: 350 - total flux cleaned = -0.0021695 Jy ! Component: 400 - total flux cleaned = -0.00230748 Jy ! Component: 450 - total flux cleaned = -0.00253025 Jy ! Component: 500 - total flux cleaned = -0.00274621 Jy ! Component: 550 - total flux cleaned = -0.00295893 Jy ! Component: 600 - total flux cleaned = -0.00316806 Jy ! Component: 650 - total flux cleaned = -0.00329111 Jy ! Component: 700 - total flux cleaned = -0.0035328 Jy ! Component: 750 - total flux cleaned = -0.00357253 Jy ! Component: 800 - total flux cleaned = -0.00376776 Jy ! Component: 850 - total flux cleaned = -0.00376806 Jy ! Component: 900 - total flux cleaned = -0.0038819 Jy ! Component: 950 - total flux cleaned = -0.00391898 Jy ! Component: 1000 - total flux cleaned = -0.00391904 Jy ! Component: 1050 - total flux cleaned = -0.00402856 Jy ! Component: 1100 - total flux cleaned = -0.00406467 Jy ! Component: 1150 - total flux cleaned = -0.00413605 Jy ! Component: 1200 - total flux cleaned = -0.00413593 Jy ! Component: 1250 - total flux cleaned = -0.00420557 Jy ! Component: 1300 - total flux cleaned = -0.00423981 Jy ! Component: 1350 - total flux cleaned = -0.00430776 Jy ! Component: 1400 - total flux cleaned = -0.0042404 Jy ! Component: 1450 - total flux cleaned = -0.00430757 Jy ! Component: 1500 - total flux cleaned = -0.0042417 Jy ! Component: 1550 - total flux cleaned = -0.00434077 Jy ! Component: 1600 - total flux cleaned = -0.004406 Jy ! Component: 1650 - total flux cleaned = -0.00447052 Jy ! Component: 1700 - total flux cleaned = -0.00447037 Jy ! Component: 1750 - total flux cleaned = -0.00443859 Jy ! Component: 1800 - total flux cleaned = -0.00453299 Jy ! Component: 1850 - total flux cleaned = -0.0044393 Jy ! Component: 1900 - total flux cleaned = -0.00453218 Jy ! Component: 1950 - total flux cleaned = -0.00453182 Jy ! Component: 2000 - total flux cleaned = -0.0044709 Jy ! Total flux subtracted in 2048 components = -0.00447129 Jy ! Clean residual min=-0.001716 max=0.001672 Jy/beam ! Clean residual mean=-0.000025 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 1.40137 Jy keep ! Adding 141 model components to the UV plane model. ! The established model now contains 309 components and 1.40137 Jy ![Exited script file: muppet] wmap "J2258-2758_S_2010_06_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.576 x 11.08 at -0.2231 degrees (North through East) ! Clean map min=-0.003476 max=1.0964 Jy/beam ! Writing clean map to FITS file: J2258-2758_S_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.09643 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000610719 device "J2258-2758_S_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J2258-2758_S_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.167103 0.167103 0.334205 0.668411 1.33682 2.67364 5.34729 10.6946 21.3891 42.7783 85.5566 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.096 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.576 x 11.08 at -0.2231 degrees (North through East) ! Clean map min=-0.003476 max=1.0964 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2258-2758_S_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J2258-2758_S_2010_06_23_pus_map.gif/vgif' mapplot cln