! Started logfile: J1147-3812_S_2000_05_22_pus_uvs.log on Mon Nov 19 18:46:28 2007 obs J1147-3812_S_2000_05_22_pus_uva.fits ! Reading UV FITS file: J1147-3812_S_2000_05_22_pus_uva.fits ! AN table 1: 70 integrations on 190 of 190 possible baselines. ! AN table 2: 18 integrations on 190 of 190 possible baselines. ! AN table 3: 53 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.014595 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-3812 ! ! 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 2003 lines of history. ! ! Reading 1564 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 J1147-3812_S_2000_05_22_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 1373 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 917 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1373 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 917 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1373 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 917 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1373 telescope corrections were flagged in sub-array 1. ! A total of 360 telescope corrections were flagged in sub-array 2. ! A total of 917 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.962388Jy sigma=0.005942 ! Fit after self-cal, rms=0.316999Jy sigma=0.001728 ! 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=2.505 mas, bmaj=6.843 mas, bpa=-7.228 degrees ! Estimated noise=4158.8 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 = 0.720763 Jy ! Component: 100 - total flux cleaned = 0.889985 Jy ! Total flux subtracted in 100 components = 0.889985 Jy ! Clean residual min=-0.045677 max=0.066149 Jy/beam ! Clean residual mean=0.000440 rms=0.019321 Jy/beam ! Combined flux in latest and established models = 0.889985 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.889985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.320162Jy sigma=0.001849 ! Fit after self-cal, rms=0.316427Jy sigma=0.001847 ! 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=2.913 mas, bmaj=10.35 mas, bpa=-10.23 degrees ! Estimated noise=2727.61 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 = 0.103135 Jy ! Component: 100 - total flux cleaned = 0.155562 Jy ! Component: 150 - total flux cleaned = 0.182756 Jy ! Component: 200 - total flux cleaned = 0.197093 Jy ! Total flux subtracted in 200 components = 0.197093 Jy ! Clean residual min=-0.026690 max=0.021186 Jy/beam ! Clean residual mean=0.001024 rms=0.006724 Jy/beam ! Combined flux in latest and established models = 1.08708 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 36 components and 1.08708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293724Jy sigma=0.001471 ! Fit after self-cal, rms=0.290003Jy sigma=0.001470 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.05 KP 1.00 ! MA 1.00* MC 1.00* MK 1.03 NL 1.00* ! NY 1.00* OV 1.00 PT 1.04 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* LA 1.03 ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.07 KP 0.99 ! MA 1.00* MC 1.00* MK 0.97 NL 1.00* ! NY 1.00* OV 0.98 PT 1.00 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* LA 0.93 ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.04 KP 0.99 ! MA 1.00* MC 1.00* MK 0.93 NL 1.00* ! NY 1.00* OV 1.01 PT 0.99 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* LA 0.98 ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.05 KP 0.95 ! MA 1.00* MC 1.00* MK 0.95 NL 1.00* ! NY 1.00* OV 1.00 PT 0.84 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* LA 0.96 ! ! ! Fit before self-cal, rms=0.290003Jy sigma=0.001470 ! Fit after self-cal, rms=0.176079Jy sigma=0.001450 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.841 mas, bmaj=31.37 mas, bpa=-9.108 degrees ! Estimated noise=3034.4 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 = 0.00357704 Jy ! Component: 100 - total flux cleaned = 0.00394507 Jy ! Component: 150 - total flux cleaned = 0.00418783 Jy ! Component: 200 - total flux cleaned = 0.00439922 Jy ! Total flux subtracted in 200 components = 0.00439922 Jy ! Clean residual min=-0.013144 max=0.019678 Jy/beam ! Clean residual mean=-0.000257 rms=0.005298 Jy/beam ! Combined flux in latest and established models = 1.09148 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 1.09148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175982Jy sigma=0.001449 ! Fit after self-cal, rms=0.176147Jy sigma=0.001448 ! 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=0.176147Jy sigma=0.001448 ! Fit after self-cal, rms=0.176193Jy sigma=0.001448 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.839 mas, bmaj=31.39 mas, bpa=-9.11 degrees ! Estimated noise=3034.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137456 Jy ! Component: 100 - total flux cleaned = 0.00166498 Jy ! Component: 150 - total flux cleaned = 0.00178598 Jy ! Component: 200 - total flux cleaned = 0.00189202 Jy ! Total flux subtracted in 200 components = 0.00189202 Jy ! Clean residual min=-0.012779 max=0.018802 Jy/beam ! Clean residual mean=-0.000161 rms=0.005161 Jy/beam ! Combined flux in latest and established models = 1.09337 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 1.09337 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176164Jy sigma=0.001448 ! Fit after self-cal, rms=0.176162Jy sigma=0.001448 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 = 0.000174445 Jy ! Component: 100 - total flux cleaned = 0.000140616 Jy ! Component: 150 - total flux cleaned = 5.20051e-05 Jy ! Component: 200 - total flux cleaned = 5.2935e-05 Jy ! Total flux subtracted in 200 components = 5.2935e-05 Jy ! Clean residual min=-0.012774 max=0.018599 Jy/beam ! Clean residual mean=-0.000162 rms=0.005143 Jy/beam ! Combined flux in latest and established models = 1.09342 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 58 components and 1.09342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176152Jy sigma=0.001448 ! Fit after self-cal, rms=0.176149Jy sigma=0.001448 ! 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=0.176149Jy sigma=0.001448 ! Fit after self-cal, rms=0.176176Jy sigma=0.001448 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.838 mas, bmaj=31.4 mas, bpa=-9.109 degrees ! Estimated noise=3034.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000523998 Jy ! Component: 100 - total flux cleaned = 0.000638812 Jy ! Component: 150 - total flux cleaned = 0.000665152 Jy ! Component: 200 - total flux cleaned = 0.000664044 Jy ! Total flux subtracted in 200 components = 0.000664044 Jy ! Clean residual min=-0.012648 max=0.018219 Jy/beam ! Clean residual mean=-0.000123 rms=0.005091 Jy/beam ! Combined flux in latest and established models = 1.09409 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 59 components and 1.09409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176166Jy sigma=0.001448 ! Fit after self-cal, rms=0.176166Jy sigma=0.001448 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 = 0.000101372 Jy ! Component: 100 - total flux cleaned = 5.22423e-05 Jy ! Component: 150 - total flux cleaned = 2.83079e-05 Jy ! Component: 200 - total flux cleaned = 2.84858e-05 Jy ! Total flux subtracted in 200 components = 2.84858e-05 Jy ! Clean residual min=-0.012643 max=0.018120 Jy/beam ! Clean residual mean=-0.000123 rms=0.005082 Jy/beam ! Combined flux in latest and established models = 1.09411 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 60 components and 1.09411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176161Jy sigma=0.001448 ! Fit after self-cal, rms=0.176159Jy sigma=0.001448 ! 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=0.176159Jy sigma=0.001448 ! Fit after self-cal, rms=0.176172Jy sigma=0.001448 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.371 mas, bmaj=33.36 mas, bpa=0.4936 degrees ! Estimated noise=4216.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262456 Jy ! Component: 100 - total flux cleaned = 0.00262004 Jy ! Component: 150 - total flux cleaned = 0.00262013 Jy ! Component: 200 - total flux cleaned = 0.00262102 Jy ! Total flux subtracted in 200 components = 0.00262102 Jy ! Clean residual min=-0.014868 max=0.021842 Jy/beam ! Clean residual mean=-0.000225 rms=0.007863 Jy/beam ! Combined flux in latest and established models = 1.09674 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 66 components and 1.09674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176238Jy sigma=0.001448 ! Fit after self-cal, rms=0.176195Jy sigma=0.001448 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 = 0.000741775 Jy ! Component: 100 - total flux cleaned = 0.000741428 Jy ! Component: 150 - total flux cleaned = 0.000739363 Jy ! Component: 200 - total flux cleaned = 0.000735412 Jy ! Total flux subtracted in 200 components = 0.000735412 Jy ! Clean residual min=-0.014594 max=0.021574 Jy/beam ! Clean residual mean=-0.000220 rms=0.007779 Jy/beam ! Combined flux in latest and established models = 1.09747 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 1.09747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176215Jy sigma=0.001448 ! Fit after self-cal, rms=0.176184Jy sigma=0.001448 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=2.838 mas, bmaj=31.4 mas, bpa=-9.109 degrees ! Estimated noise=3034.44 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.838 x 31.4 at -9.109 degrees (North through East) ! Clean map min=-0.011625 max=0.97612 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=0.176184Jy sigma=0.001448 ! Fit after self-cal, rms=0.160953Jy sigma=0.001282 ! Inverting map and beam ! Estimated beam: bmin=2.84 mas, bmaj=31.39 mas, bpa=-9.107 degrees ! Estimated noise=3042.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000207328 Jy ! Component: 100 - total flux cleaned = -0.000236609 Jy ! Component: 150 - total flux cleaned = -0.000268718 Jy ! Component: 200 - total flux cleaned = -0.000296184 Jy ! Total flux subtracted in 200 components = -0.000296184 Jy ! Clean residual min=-0.012836 max=0.017377 Jy/beam ! Clean residual mean=-0.000280 rms=0.004830 Jy/beam ! Combined flux in latest and established models = 1.09717 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 72 components and 1.09717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160943Jy sigma=0.001282 ! Fit after self-cal, rms=0.160942Jy sigma=0.001282 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.29687e-05 Jy ! Component: 100 - total flux cleaned = -0.000102535 Jy ! Component: 150 - total flux cleaned = -0.000179988 Jy ! Component: 200 - total flux cleaned = -0.000226792 Jy ! Total flux subtracted in 200 components = -0.000226792 Jy ! Clean residual min=-0.012857 max=0.017354 Jy/beam ! Clean residual mean=-0.000280 rms=0.004838 Jy/beam ! Combined flux in latest and established models = 1.09695 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 73 components and 1.09695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160935Jy sigma=0.001282 ! Fit after self-cal, rms=0.160934Jy sigma=0.001282 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160934Jy sigma=0.001282 ! Fit after self-cal, rms=0.160913Jy sigma=0.001281 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=2.434 mas, bmaj=28.88 mas, bpa=-8.217 degrees ! Estimated noise=4176.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.73284 Jy ! Component: 100 - total flux cleaned = 0.898282 Jy ! Component: 150 - total flux cleaned = 0.972964 Jy ! Component: 200 - total flux cleaned = 1.01784 Jy ! Total flux subtracted in 200 components = 1.01784 Jy ! Clean residual min=-0.016855 max=0.023608 Jy/beam ! Clean residual mean=-0.000142 rms=0.007915 Jy/beam ! Combined flux in latest and established models = 1.01784 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 21 model components to the UV plane model. ! The established model now contains 21 components and 1.01784 Jy ! Inverting map and beam ! Estimated beam: bmin=2.84 mas, bmaj=31.39 mas, bpa=-9.109 degrees ! Estimated noise=3042 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 = 0.0393489 Jy ! Component: 100 - total flux cleaned = 0.0580494 Jy ! Component: 150 - total flux cleaned = 0.0673454 Jy ! Component: 200 - total flux cleaned = 0.0720461 Jy ! Total flux subtracted in 200 components = 0.0720461 Jy ! Clean residual min=-0.013416 max=0.018174 Jy/beam ! Clean residual mean=-0.000300 rms=0.005112 Jy/beam ! Combined flux in latest and established models = 1.08989 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 1.08989 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=9.38 mas, bmaj=33.37 mas, bpa=0.507 degrees ! Estimated noise=4221.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00597888 Jy ! Component: 100 - total flux cleaned = 0.00618002 Jy ! Component: 150 - total flux cleaned = 0.00618258 Jy ! Component: 200 - total flux cleaned = 0.00631106 Jy ! Total flux subtracted in 200 components = 0.00631106 Jy ! Clean residual min=-0.016481 max=0.022808 Jy/beam ! Clean residual mean=-0.000604 rms=0.008096 Jy/beam ! Combined flux in latest and established models = 1.0962 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 = 0.000122999 Jy ! Component: 100 - total flux cleaned = 0.000242966 Jy ! Component: 150 - total flux cleaned = 0.000360449 Jy ! Component: 200 - total flux cleaned = 0.000474736 Jy ! Total flux subtracted in 200 components = 0.000474736 Jy ! Clean residual min=-0.016359 max=0.022625 Jy/beam ! Clean residual mean=-0.000600 rms=0.008022 Jy/beam ! Combined flux in latest and established models = 1.09667 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 40 components and 1.09667 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.84 mas, bmaj=31.39 mas, bpa=-9.109 degrees ! Estimated noise=3042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00247724 Jy ! Component: 100 - total flux cleaned = -0.00246253 Jy ! Component: 150 - total flux cleaned = -0.00237433 Jy ! Component: 200 - total flux cleaned = -0.00223187 Jy ! Total flux subtracted in 200 components = -0.00223187 Jy ! Clean residual min=-0.013020 max=0.017642 Jy/beam ! Clean residual mean=-0.000287 rms=0.004926 Jy/beam ! Combined flux in latest and established models = 1.09444 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 44 components and 1.09444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160897Jy sigma=0.001282 ! Fit after self-cal, rms=0.160887Jy sigma=0.001282 wmodel J1147-3812_S_2000_05_22_pus_map.mod ! Writing 44 model components to file: J1147-3812_S_2000_05_22_pus_map.mod wobs J1147-3812_S_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J1147-3812_S_2000_05_22_pus_uvs.fits wwins J1147-3812_S_2000_05_22_pus_map.win ! wwins: Wrote 1 windows to J1147-3812_S_2000_05_22_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 = 0.00607966 Jy ! Component: 100 - total flux cleaned = 0.0073093 Jy ! Component: 150 - total flux cleaned = 0.00783441 Jy ! Component: 200 - total flux cleaned = 0.0073623 Jy ! Component: 250 - total flux cleaned = 0.00692413 Jy ! Component: 300 - total flux cleaned = 0.00651587 Jy ! Component: 350 - total flux cleaned = 0.00600254 Jy ! Component: 400 - total flux cleaned = 0.00491678 Jy ! Component: 450 - total flux cleaned = 0.00364538 Jy ! Component: 500 - total flux cleaned = 0.00220507 Jy ! Component: 550 - total flux cleaned = 0.000932555 Jy ! Component: 600 - total flux cleaned = -8.74534e-05 Jy ! Component: 650 - total flux cleaned = -0.00146874 Jy ! Component: 700 - total flux cleaned = -0.0028029 Jy ! Component: 750 - total flux cleaned = -0.00391102 Jy ! Component: 800 - total flux cleaned = -0.00507488 Jy ! Component: 850 - total flux cleaned = -0.00620443 Jy ! Component: 900 - total flux cleaned = -0.00704913 Jy ! Component: 950 - total flux cleaned = -0.00811799 Jy ! Component: 1000 - total flux cleaned = -0.0090011 Jy ! Component: 1050 - total flux cleaned = -0.0100231 Jy ! Component: 1100 - total flux cleaned = -0.0107944 Jy ! Component: 1150 - total flux cleaned = -0.011629 Jy ! Component: 1200 - total flux cleaned = -0.012746 Jy ! Component: 1250 - total flux cleaned = -0.0135514 Jy ! Component: 1300 - total flux cleaned = -0.01413 Jy ! Component: 1350 - total flux cleaned = -0.0147018 Jy ! Component: 1400 - total flux cleaned = -0.015338 Jy ! Component: 1450 - total flux cleaned = -0.0157585 Jy ! Component: 1500 - total flux cleaned = -0.0160365 Jy ! Component: 1550 - total flux cleaned = -0.0165188 Jy ! Component: 1600 - total flux cleaned = -0.0167917 Jy ! Component: 1650 - total flux cleaned = -0.0170632 Jy ! Component: 1700 - total flux cleaned = -0.0173334 Jy ! Component: 1750 - total flux cleaned = -0.017535 Jy ! Component: 1800 - total flux cleaned = -0.0178683 Jy ! Component: 1850 - total flux cleaned = -0.0182663 Jy ! Component: 1900 - total flux cleaned = -0.0183324 Jy ! Component: 1950 - total flux cleaned = -0.0185953 Jy ! Component: 2000 - total flux cleaned = -0.0187274 Jy ! Total flux subtracted in 2048 components = -0.0189899 Jy ! Clean residual min=-0.004130 max=0.003549 Jy/beam ! Clean residual mean=-0.000157 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 1.07545 Jy keep ! Adding 167 model components to the UV plane model. ! The established model now contains 211 components and 1.07545 Jy ![Exited script file: muppet] wmap "J1147-3812_S_2000_05_22_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.84 x 31.39 at -9.109 degrees (North through East) ! Clean map min=-0.0092023 max=0.97807 Jy/beam ! Writing clean map to FITS file: J1147-3812_S_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.97807 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00145245 device "J1147-3812_S_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_S_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.445506 0.445506 0.891013 1.78203 3.56405 7.1281 14.2562 28.5124 57.0248 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0043 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.978 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.84 x 31.39 at -9.109 degrees (North through East) ! Clean map min=-0.0092023 max=0.97807 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_S_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_S_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1147-3812_S_2000_05_22_pus_uvs.log closed on Mon Nov 19 18:46:34 2007