! Started logfile: J0921-2618_S_2000_12_04_pus_uvs.log on Wed Oct 17 17:03:07 2007 obs J0921-2618_S_2000_12_04_pus_uva.fits ! Reading UV FITS file: J0921-2618_S_2000_12_04_pus_uva.fits ! AN table 1: 48 integrations on 190 of 190 possible baselines. ! AN table 2: 39 integrations on 190 of 190 possible baselines. ! AN table 3: 80 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0975418 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2169 lines of history. ! ! Reading 12380 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 J0921-2618_S_2000_12_04_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 589 telescope corrections were flagged in sub-array 1. ! A total of 551 telescope corrections were flagged in sub-array 2. ! A total of 1291 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 589 telescope corrections were flagged in sub-array 1. ! A total of 551 telescope corrections were flagged in sub-array 2. ! A total of 1291 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 589 telescope corrections were flagged in sub-array 1. ! A total of 551 telescope corrections were flagged in sub-array 2. ! A total of 1291 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 589 telescope corrections were flagged in sub-array 1. ! A total of 551 telescope corrections were flagged in sub-array 2. ! A total of 1291 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.737024Jy sigma=0.005916 ! Fit after self-cal, rms=0.600654Jy sigma=0.004808 ! 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=2.133 mas, bmaj=4.647 mas, bpa=13.82 degrees ! Estimated noise=1575.51 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 = 0.42045 Jy ! Component: 100 - total flux cleaned = 0.60926 Jy ! Total flux subtracted in 100 components = 0.60926 Jy ! Clean residual min=-0.031209 max=0.095806 Jy/beam ! Clean residual mean=0.001435 rms=0.011922 Jy/beam ! Combined flux in latest and established models = 0.60926 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.60926 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.514899Jy sigma=0.004185 ! Fit after self-cal, rms=0.514649Jy sigma=0.004182 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.119351 Jy ! Component: 100 - total flux cleaned = 0.19819 Jy ! Total flux subtracted in 100 components = 0.19819 Jy ! Clean residual min=-0.022737 max=0.057215 Jy/beam ! Clean residual mean=0.000807 rms=0.007315 Jy/beam ! Combined flux in latest and established models = 0.80745 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 39 components and 0.80745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.454238Jy sigma=0.003658 ! Fit after self-cal, rms=0.454035Jy sigma=0.003656 ! Inverting map ! Added new window around map position (-3.5, 1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0625476 Jy ! Component: 100 - total flux cleaned = 0.105985 Jy ! Total flux subtracted in 100 components = 0.105985 Jy ! Clean residual min=-0.019982 max=0.028028 Jy/beam ! Clean residual mean=0.000468 rms=0.005443 Jy/beam ! Combined flux in latest and established models = 0.913434 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 59 components and 0.913435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.435684Jy sigma=0.003494 ! Fit after self-cal, rms=0.435440Jy sigma=0.003492 ! 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=3.183 mas, bmaj=7.658 mas, bpa=-2.305 degrees ! Estimated noise=805.528 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 = 0.0686756 Jy ! Component: 100 - total flux cleaned = 0.10794 Jy ! Component: 150 - total flux cleaned = 0.131142 Jy ! Component: 200 - total flux cleaned = 0.144894 Jy ! Total flux subtracted in 200 components = 0.144894 Jy ! Clean residual min=-0.016637 max=0.018163 Jy/beam ! Clean residual mean=0.000203 rms=0.004901 Jy/beam ! Combined flux in latest and established models = 1.05833 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 86 components and 1.05833 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.425037Jy sigma=0.003397 ! Fit after self-cal, rms=0.424728Jy sigma=0.003395 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.13 KK 0.99 KP 0.95 ! LA 1.03 MA 1.00* MC 1.00* MK 1.09 ! NL 1.04 NY 1.00* OV 0.99 PT 0.98 ! SC 1.02 TS 1.00* WF 0.90 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.96 KP 1.01 ! LA 1.05 MA 1.00* MC 1.00* MK 1.10 ! NL 1.04 NY 1.00* OV 1.00* PT 0.99 ! SC 1.07 TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HH 0.97 HN 1.05 KK 1.00* KP 1.05 ! LA 1.05 MA 1.00* MC 1.00* MK 1.00* ! NL 1.10 NY 1.00* OV 1.05 PT 1.02 ! SC 1.01 TS 1.00* WF 1.07 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.11 KK 0.97 KP 0.96 ! LA 0.99 MA 1.00* MC 1.00* MK 1.07 ! NL 1.00 NY 1.00* OV 0.96 PT 0.99 ! SC 0.99 TS 1.00* WF 1.07 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.97 KP 1.00 ! LA 0.99 MA 1.00* MC 1.00* MK 1.09 ! NL 1.00 NY 1.00* OV 1.00* PT 1.00 ! SC 1.00 TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HH 0.84 HN 1.02 KK 1.00* KP 1.01 ! LA 0.99 MA 1.00* MC 1.00* MK 1.00* ! NL 1.06 NY 1.00* OV 1.01 PT 1.03 ! SC 0.99 TS 1.00* WF 1.00 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.81 GC 1.00* GG 1.00* ! HH 1.00* HN 0.72 KK 0.91 KP 0.92 ! LA 1.14 MA 1.00* MC 1.00* MK 1.00 ! NL 0.86 NY 1.00* OV 1.06 PT 0.99 ! SC 1.82 TS 1.00* WF 1.08 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.86 KP 1.08 ! LA 1.02 MA 1.00* MC 1.00* MK 1.06 ! NL 0.96 NY 1.00* OV 1.00* PT 0.95 ! SC 1.05 TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.86 GC 1.00* GG 1.00* ! HH 1.39 HN 1.11 KK 1.00* KP 1.01 ! LA 0.77 MA 1.00* MC 1.00* MK 1.00* ! NL 1.03 NY 1.00* OV 1.22 PT 0.75 ! SC 0.96 TS 1.00* WF 0.99 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.03 KK 1.00 KP 0.97 ! LA 0.98 MA 1.00* MC 1.00* MK 0.94 ! NL 1.00 NY 1.00* OV 0.97 PT 1.00 ! SC 0.97 TS 1.00* WF 1.01 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.88 KP 0.98 ! LA 0.99 MA 1.00* MC 1.00* MK 0.95 ! NL 1.02 NY 1.00* OV 1.00* PT 1.11 ! SC 0.90 TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HH 1.75 HN 1.01 KK 1.00* KP 0.97 ! LA 0.98 MA 1.00* MC 1.00* MK 1.00* ! NL 1.05 NY 1.00* OV 1.03 PT 0.95 ! SC 1.00 TS 1.00* WF 0.97 WZ 1.00* ! ! ! Fit before self-cal, rms=0.424728Jy sigma=0.003395 ! Fit after self-cal, rms=0.372060Jy sigma=0.003351 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.203 mas, bmaj=7.947 mas, bpa=-3.118 degrees ! Estimated noise=805.31 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 = 0.00703825 Jy ! Component: 100 - total flux cleaned = 0.0077414 Jy ! Component: 150 - total flux cleaned = 0.00827788 Jy ! Component: 200 - total flux cleaned = 0.00861566 Jy ! Total flux subtracted in 200 components = 0.00861566 Jy ! Clean residual min=-0.011880 max=0.013351 Jy/beam ! Clean residual mean=0.000696 rms=0.003634 Jy/beam ! Combined flux in latest and established models = 1.06694 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 1.06694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.371764Jy sigma=0.003350 ! Fit after self-cal, rms=0.373602Jy sigma=0.003346 ! 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=0.373602Jy sigma=0.003346 ! Fit after self-cal, rms=0.371480Jy sigma=0.003334 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.201 mas, bmaj=7.899 mas, bpa=-3 degrees ! Estimated noise=806.194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00317886 Jy ! Component: 100 - total flux cleaned = 0.00353553 Jy ! Component: 150 - total flux cleaned = 0.00384208 Jy ! Component: 200 - total flux cleaned = 0.00411353 Jy ! Total flux subtracted in 200 components = 0.00411353 Jy ! Clean residual min=-0.010404 max=0.014181 Jy/beam ! Clean residual mean=0.000930 rms=0.003370 Jy/beam ! Combined flux in latest and established models = 1.07106 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 104 components and 1.07106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.371347Jy sigma=0.003334 ! Fit after self-cal, rms=0.371929Jy sigma=0.003334 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 = 0.000579509 Jy ! Component: 100 - total flux cleaned = 0.000751815 Jy ! Component: 150 - total flux cleaned = 0.000985392 Jy ! Component: 200 - total flux cleaned = 0.00120102 Jy ! Total flux subtracted in 200 components = 0.00120102 Jy ! Clean residual min=-0.010358 max=0.013888 Jy/beam ! Clean residual mean=0.000910 rms=0.003358 Jy/beam ! Combined flux in latest and established models = 1.07226 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 108 components and 1.07226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.371873Jy sigma=0.003334 ! Fit after self-cal, rms=0.371869Jy sigma=0.003334 ! 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=0.371869Jy sigma=0.003334 ! Fit after self-cal, rms=0.372069Jy sigma=0.003333 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.198 mas, bmaj=7.858 mas, bpa=-2.863 degrees ! Estimated noise=805.851 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161189 Jy ! Component: 100 - total flux cleaned = 0.0018554 Jy ! Component: 150 - total flux cleaned = 0.002069 Jy ! Component: 200 - total flux cleaned = 0.0022639 Jy ! Total flux subtracted in 200 components = 0.0022639 Jy ! Clean residual min=-0.010354 max=0.014388 Jy/beam ! Clean residual mean=0.000877 rms=0.003355 Jy/beam ! Combined flux in latest and established models = 1.07452 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 109 components and 1.07452 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.372009Jy sigma=0.003333 ! Fit after self-cal, rms=0.372113Jy sigma=0.003333 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 = 0.000344762 Jy ! Component: 100 - total flux cleaned = 0.000547385 Jy ! Component: 150 - total flux cleaned = 0.000731348 Jy ! Component: 200 - total flux cleaned = 0.000898823 Jy ! Total flux subtracted in 200 components = 0.000898823 Jy ! Clean residual min=-0.010308 max=0.014246 Jy/beam ! Clean residual mean=0.000862 rms=0.003341 Jy/beam ! Combined flux in latest and established models = 1.07542 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 111 components and 1.07542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.372079Jy sigma=0.003333 ! Fit after self-cal, rms=0.372081Jy sigma=0.003333 ! Inverting map ! Added new window around map position (-22.5, 21.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111215 Jy ! Component: 100 - total flux cleaned = 0.013291 Jy ! Component: 150 - total flux cleaned = 0.0146842 Jy ! Component: 200 - total flux cleaned = 0.0154106 Jy ! Total flux subtracted in 200 components = 0.0154106 Jy ! Clean residual min=-0.009390 max=0.011853 Jy/beam ! Clean residual mean=0.000575 rms=0.002896 Jy/beam ! Combined flux in latest and established models = 1.09083 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 146 components and 1.09083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.371693Jy sigma=0.003328 ! Fit after self-cal, rms=0.372360Jy sigma=0.003326 ! 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=0.372360Jy sigma=0.003326 ! Fit after self-cal, rms=0.373215Jy sigma=0.003325 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.744 mas, bmaj=16.68 mas, bpa=0.2348 degrees ! Estimated noise=1010.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118118 Jy ! Component: 100 - total flux cleaned = 0.0179274 Jy ! Component: 150 - total flux cleaned = 0.0187604 Jy ! Component: 200 - total flux cleaned = 0.0190349 Jy ! Total flux subtracted in 200 components = 0.0190349 Jy ! Clean residual min=-0.009255 max=0.013351 Jy/beam ! Clean residual mean=0.000847 rms=0.003477 Jy/beam ! Combined flux in latest and established models = 1.10987 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 173 components and 1.10987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373104Jy sigma=0.003324 ! Fit after self-cal, rms=0.373484Jy sigma=0.003323 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 = 0.00310657 Jy ! Component: 100 - total flux cleaned = 0.00361432 Jy ! Component: 150 - total flux cleaned = 0.00383503 Jy ! Component: 200 - total flux cleaned = 0.00412991 Jy ! Total flux subtracted in 200 components = 0.00412992 Jy ! Clean residual min=-0.008957 max=0.012830 Jy/beam ! Clean residual mean=0.000702 rms=0.003324 Jy/beam ! Combined flux in latest and established models = 1.114 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 178 components and 1.114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373493Jy sigma=0.003323 ! Fit after self-cal, rms=0.373458Jy sigma=0.003323 ! 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=3.195 mas, bmaj=7.817 mas, bpa=-2.641 degrees ! Estimated noise=807.441 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.195 x 7.817 at -2.641 degrees (North through East) ! Clean map min=-0.011503 max=0.636 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=0.373458Jy sigma=0.003323 ! Fit after self-cal, rms=6.878589Jy sigma=0.002941 ! Inverting map and beam ! Estimated beam: bmin=3.201 mas, bmaj=7.791 mas, bpa=-2.243 degrees ! Estimated noise=817.108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00517044 Jy ! Component: 100 - total flux cleaned = 0.00623286 Jy ! Component: 150 - total flux cleaned = 0.00700266 Jy ! Component: 200 - total flux cleaned = 0.00733883 Jy ! Total flux subtracted in 200 components = 0.00733883 Jy ! Clean residual min=-0.007445 max=0.010569 Jy/beam ! Clean residual mean=0.000505 rms=0.002544 Jy/beam ! Combined flux in latest and established models = 1.12134 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 188 components and 1.12134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=6.878529Jy sigma=0.002941 ! Fit after self-cal, rms=6.878499Jy sigma=0.002941 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137498 Jy ! Component: 100 - total flux cleaned = 0.00147991 Jy ! Component: 150 - total flux cleaned = 0.0014809 Jy ! Component: 200 - total flux cleaned = 0.00165253 Jy ! Total flux subtracted in 200 components = 0.00165253 Jy ! Clean residual min=-0.007342 max=0.010363 Jy/beam ! Clean residual mean=0.000475 rms=0.002517 Jy/beam ! Combined flux in latest and established models = 1.12299 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 192 components and 1.12299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=6.878479Jy sigma=0.002940 ! Fit after self-cal, rms=6.878461Jy sigma=0.002940 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=6.878461Jy sigma=0.002940 ! Fit after self-cal, rms=12.060752Jy sigma=0.002940 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=2.086 mas, bmaj=4.529 mas, bpa=15.95 degrees ! Estimated noise=1608.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.421972 Jy ! Component: 100 - total flux cleaned = 0.615266 Jy ! Component: 150 - total flux cleaned = 0.734777 Jy ! Component: 200 - total flux cleaned = 0.815411 Jy ! Total flux subtracted in 200 components = 0.815411 Jy ! Clean residual min=-0.020533 max=0.044602 Jy/beam ! Clean residual mean=0.001074 rms=0.006601 Jy/beam ! Combined flux in latest and established models = 0.81541 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 37 model components to the UV plane model. ! The established model now contains 37 components and 0.81541 Jy ! Inverting map and beam ! Estimated beam: bmin=3.2 mas, bmaj=7.757 mas, bpa=-2.004 degrees ! Estimated noise=819.534 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 = 0.115185 Jy ! Component: 100 - total flux cleaned = 0.177717 Jy ! Component: 150 - total flux cleaned = 0.214713 Jy ! Component: 200 - total flux cleaned = 0.23979 Jy ! Total flux subtracted in 200 components = 0.23979 Jy ! Clean residual min=-0.008901 max=0.020982 Jy/beam ! Clean residual mean=0.001838 rms=0.004031 Jy/beam ! Combined flux in latest and established models = 1.0552 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 88 components and 1.0552 Jy ! Inverting map ! Added new window around map position (4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0204874 Jy ! Component: 100 - total flux cleaned = 0.0344617 Jy ! Component: 150 - total flux cleaned = 0.0448655 Jy ! Component: 200 - total flux cleaned = 0.0527136 Jy ! Total flux subtracted in 200 components = 0.0527136 Jy ! Clean residual min=-0.007688 max=0.014319 Jy/beam ! Clean residual mean=0.000881 rms=0.002762 Jy/beam ! Combined flux in latest and established models = 1.10791 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 120 components and 1.10791 Jy ! Inverting map ! Added new window around map position (-8.5, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127149 Jy ! Component: 100 - total flux cleaned = 0.0179907 Jy ! Component: 150 - total flux cleaned = 0.0211398 Jy ! Component: 200 - total flux cleaned = 0.0237822 Jy ! Total flux subtracted in 200 components = 0.0237822 Jy ! Clean residual min=-0.007384 max=0.009462 Jy/beam ! Clean residual mean=0.000444 rms=0.002339 Jy/beam ! Combined flux in latest and established models = 1.1317 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 155 components and 1.1317 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=7.725 mas, bmaj=16.67 mas, bpa=0.3256 degrees ! Estimated noise=1023.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00491609 Jy ! Component: 100 - total flux cleaned = 0.00623822 Jy ! Component: 150 - total flux cleaned = 0.00667695 Jy ! Component: 200 - total flux cleaned = 0.00715463 Jy ! Total flux subtracted in 200 components = 0.00715463 Jy ! Clean residual min=-0.008663 max=0.011054 Jy/beam ! Clean residual mean=0.000628 rms=0.003147 Jy/beam ! Combined flux in latest and established models = 1.13885 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 = 0.000255093 Jy ! Component: 100 - total flux cleaned = 0.00041409 Jy ! Component: 150 - total flux cleaned = 0.000413015 Jy ! Component: 200 - total flux cleaned = 0.000342614 Jy ! Total flux subtracted in 200 components = 0.000342614 Jy ! Clean residual min=-0.008665 max=0.010969 Jy/beam ! Clean residual mean=0.000615 rms=0.003133 Jy/beam ! Combined flux in latest and established models = 1.13919 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 189 components and 1.13919 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.2 mas, bmaj=7.757 mas, bpa=-2.004 degrees ! Estimated noise=819.534 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00142291 Jy ! Component: 100 - total flux cleaned = -0.00129899 Jy ! Component: 150 - total flux cleaned = -0.00108558 Jy ! Component: 200 - total flux cleaned = -0.00108561 Jy ! Total flux subtracted in 200 components = -0.00108561 Jy ! Clean residual min=-0.006879 max=0.008939 Jy/beam ! Clean residual mean=0.000325 rms=0.002275 Jy/beam ! Combined flux in latest and established models = 1.13811 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 206 components and 1.13811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=12.060405Jy sigma=0.002937 ! Fit after self-cal, rms=12.060229Jy sigma=0.002936 wmodel J0921-2618_S_2000_12_04_pus_map.mod ! Writing 206 model components to file: J0921-2618_S_2000_12_04_pus_map.mod wobs J0921-2618_S_2000_12_04_pus_uvs.fits ! Writing UV FITS file: J0921-2618_S_2000_12_04_pus_uvs.fits wwins J0921-2618_S_2000_12_04_pus_map.win ! wwins: Wrote 5 windows to J0921-2618_S_2000_12_04_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 = 0.00380543 Jy ! Component: 100 - total flux cleaned = 0.00609664 Jy ! Component: 150 - total flux cleaned = 0.00783003 Jy ! Component: 200 - total flux cleaned = 0.00932948 Jy ! Component: 250 - total flux cleaned = 0.0103984 Jy ! Component: 300 - total flux cleaned = 0.0116467 Jy ! Component: 350 - total flux cleaned = 0.0120819 Jy ! Component: 400 - total flux cleaned = 0.0121868 Jy ! Component: 450 - total flux cleaned = 0.0122913 Jy ! Component: 500 - total flux cleaned = 0.0124927 Jy ! Component: 550 - total flux cleaned = 0.0125922 Jy ! Component: 600 - total flux cleaned = 0.0126885 Jy ! Component: 650 - total flux cleaned = 0.0126892 Jy ! Component: 700 - total flux cleaned = 0.0126902 Jy ! Component: 750 - total flux cleaned = 0.0128648 Jy ! Component: 800 - total flux cleaned = 0.0128641 Jy ! Component: 850 - total flux cleaned = 0.0127796 Jy ! Component: 900 - total flux cleaned = 0.0126974 Jy ! Component: 950 - total flux cleaned = 0.0127794 Jy ! Component: 1000 - total flux cleaned = 0.012858 Jy ! Component: 1050 - total flux cleaned = 0.0130149 Jy ! Component: 1100 - total flux cleaned = 0.0130924 Jy ! Component: 1150 - total flux cleaned = 0.0133206 Jy ! Component: 1200 - total flux cleaned = 0.0133958 Jy ! Component: 1250 - total flux cleaned = 0.0135436 Jy ! Component: 1300 - total flux cleaned = 0.01369 Jy ! Component: 1350 - total flux cleaned = 0.0138335 Jy ! Component: 1400 - total flux cleaned = 0.0139753 Jy ! Component: 1450 - total flux cleaned = 0.0140447 Jy ! Component: 1500 - total flux cleaned = 0.0141129 Jy ! Component: 1550 - total flux cleaned = 0.0141134 Jy ! Component: 1600 - total flux cleaned = 0.0141812 Jy ! Component: 1650 - total flux cleaned = 0.0141145 Jy ! Component: 1700 - total flux cleaned = 0.0142468 Jy ! Component: 1750 - total flux cleaned = 0.0141813 Jy ! Component: 1800 - total flux cleaned = 0.0141817 Jy ! Component: 1850 - total flux cleaned = 0.0140544 Jy ! Component: 1900 - total flux cleaned = 0.0141179 Jy ! Component: 1950 - total flux cleaned = 0.0140557 Jy ! Component: 2000 - total flux cleaned = 0.0141178 Jy ! Total flux subtracted in 2048 components = 0.0141169 Jy ! Clean residual min=-0.004175 max=0.004010 Jy/beam ! Clean residual mean=0.000034 rms=0.001322 Jy/beam ! Combined flux in latest and established models = 1.15222 Jy keep ! Adding 125 model components to the UV plane model. ! The established model now contains 331 components and 1.15222 Jy ![Exited script file: muppet] wmap "J0921-2618_S_2000_12_04_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.2 x 7.757 at -2.004 degrees (North through East) ! Clean map min=-0.0072116 max=0.65597 Jy/beam ! Writing clean map to FITS file: J0921-2618_S_2000_12_04_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.655969 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00132603 device "J0921-2618_S_2000_12_04_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_S_2000_12_04_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.606445 0.606445 1.21289 2.42578 4.85156 9.70312 19.4062 38.8125 77.6249 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0039 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.655 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.2 x 7.757 at -2.004 degrees (North through East) ! Clean map min=-0.0072116 max=0.65597 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_S_2000_12_04_pus\_map.gif/vgif" ! Attempting to open device: 'J0921-2618_S_2000_12_04_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0921-2618_S_2000_12_04_pus_uvs.log closed on Wed Oct 17 17:03:17 2007