! Started logfile: J1454-3747_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:17:35 2011 obs J1454-3747_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1454-3747_X_2010_10_13_pus_uva.fits ! AN table 1: 19 integrations on 105 of 105 possible baselines. ! AN table 2: 133 integrations on 105 of 105 possible baselines. ! AN table 3: 25 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0759752 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-3747 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5978 lines of history. ! ! Reading 5648 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1454-3747_X_2010_10_13_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 = 256x256 pixels with 0.200x0.200 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 285 telescope corrections were flagged in sub-array 1. ! A total of 1589 telescope corrections were flagged in sub-array 2. ! A total of 265 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 285 telescope corrections were flagged in sub-array 1. ! A total of 1589 telescope corrections were flagged in sub-array 2. ! A total of 265 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 285 telescope corrections were flagged in sub-array 1. ! A total of 1589 telescope corrections were flagged in sub-array 2. ! A total of 265 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 285 telescope corrections were flagged in sub-array 1. ! A total of 1589 telescope corrections were flagged in sub-array 2. ! A total of 265 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.463860Jy sigma=0.004271 ! Fit after self-cal, rms=0.375373Jy sigma=0.003379 ! 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=0.5901 mas, bmaj=1.727 mas, bpa=1.639 degrees ! Estimated noise=1673.11 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 = 0.657327 Jy ! Component: 100 - total flux cleaned = 0.88687 Jy ! Total flux subtracted in 100 components = 0.88687 Jy ! Clean residual min=-0.042396 max=0.096992 Jy/beam ! Clean residual mean=0.004261 rms=0.018760 Jy/beam ! Combined flux in latest and established models = 0.88687 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.88687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313182Jy sigma=0.003260 ! Fit after self-cal, rms=0.313096Jy sigma=0.003259 ! 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=0.84 mas, bmaj=2.643 mas, bpa=-3.469 degrees ! Estimated noise=998.354 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 = 0.198526 Jy ! Component: 100 - total flux cleaned = 0.276976 Jy ! Component: 150 - total flux cleaned = 0.309385 Jy ! Component: 200 - total flux cleaned = 0.32291 Jy ! Total flux subtracted in 200 components = 0.32291 Jy ! Clean residual min=-0.027424 max=0.048461 Jy/beam ! Clean residual mean=0.001550 rms=0.014492 Jy/beam ! Combined flux in latest and established models = 1.20978 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 23 components and 1.20978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200977Jy sigma=0.001770 ! Fit after self-cal, rms=0.200777Jy sigma=0.001767 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.81 HH 1.00* HN 1.00* ! KB 1.05 KK 1.01 KP 0.97 LA 0.97 ! MK 1.01 NL 1.27 NY 1.00* OV 0.98 ! PT 0.97 SC 1.00* TS 0.98 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 0.99 KP 1.00 LA 1.00 ! MK 1.09 NL 1.00* NY 1.00* OV 0.99 ! PT 0.99 SC 1.00* TS 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.95 HH 1.00* HN 1.00* ! KB 1.07 KK 1.04 KP 0.97 LA 0.93 ! MK 0.96 NL 1.35 NY 1.00* OV 1.01 ! PT 0.99 SC 1.00* TS 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 1.05 KP 0.98 LA 0.98 ! MK 1.05 NL 1.00* NY 1.00* OV 1.01 ! PT 1.02 SC 1.00* TS 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.94 HH 1.00* HN 1.00* ! KB 1.02 KK 1.00 KP 0.96 LA 0.92 ! MK 1.00 NL 1.27 NY 1.00* OV 0.98 ! PT 1.02 SC 1.00* TS 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 0.97 KP 0.98 LA 0.95 ! MK 1.11 NL 1.00* NY 1.00* OV 1.00 ! PT 1.04 SC 1.00* TS 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 HH 1.00* HN 1.00* ! KB 1.01 KK 1.02 KP 0.96 LA 0.99 ! MK 0.98 NL 1.28 NY 1.00* OV 1.02 ! PT 0.98 SC 1.00* TS 0.87 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KK 1.05 KP 0.96 LA 1.03 ! MK 1.06 NL 1.00* NY 1.00* OV 1.05 ! PT 1.00 SC 1.00* TS 1.00* ! ! ! Fit before self-cal, rms=0.200777Jy sigma=0.001767 ! Fit after self-cal, rms=0.169113Jy sigma=0.001293 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.852 mas, bmaj=2.691 mas, bpa=-4.007 degrees ! Estimated noise=1003.98 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 = 0.000877427 Jy ! Component: 100 - total flux cleaned = 0.00124884 Jy ! Component: 150 - total flux cleaned = 0.00156377 Jy ! Component: 200 - total flux cleaned = 0.00165688 Jy ! Total flux subtracted in 200 components = 0.00165688 Jy ! Clean residual min=-0.008200 max=0.012704 Jy/beam ! Clean residual mean=-0.000148 rms=0.002771 Jy/beam ! Combined flux in latest and established models = 1.21144 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 1.21144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168809Jy sigma=0.001293 ! Fit after self-cal, rms=0.169100Jy sigma=0.001292 ! 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=0.169100Jy sigma=0.001292 ! Fit after self-cal, rms=0.170964Jy sigma=0.001289 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8525 mas, bmaj=2.693 mas, bpa=-3.985 degrees ! Estimated noise=1005.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000841262 Jy ! Component: 100 - total flux cleaned = 0.00118921 Jy ! Component: 150 - total flux cleaned = 0.00158279 Jy ! Component: 200 - total flux cleaned = 0.00167086 Jy ! Total flux subtracted in 200 components = 0.00167086 Jy ! Clean residual min=-0.007625 max=0.012005 Jy/beam ! Clean residual mean=-0.000145 rms=0.002667 Jy/beam ! Combined flux in latest and established models = 1.21311 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 32 components and 1.21311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170705Jy sigma=0.001288 ! Fit after self-cal, rms=0.170759Jy sigma=0.001288 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.8, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00829447 Jy ! Component: 100 - total flux cleaned = 0.00906431 Jy ! Component: 150 - total flux cleaned = 0.00942607 Jy ! Component: 200 - total flux cleaned = 0.0097437 Jy ! Total flux subtracted in 200 components = 0.0097437 Jy ! Clean residual min=-0.008891 max=0.005211 Jy/beam ! Clean residual mean=-0.000890 rms=0.001922 Jy/beam ! Combined flux in latest and established models = 1.22285 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 1.22285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170047Jy sigma=0.001283 ! Fit after self-cal, rms=0.169959Jy sigma=0.001282 ! 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=0.169959Jy sigma=0.001282 ! Fit after self-cal, rms=0.168727Jy sigma=0.001276 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8516 mas, bmaj=2.695 mas, bpa=-4.022 degrees ! Estimated noise=1005.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00435868 Jy ! Component: 100 - total flux cleaned = 0.0048073 Jy ! Component: 150 - total flux cleaned = 0.00510144 Jy ! Component: 200 - total flux cleaned = 0.005188 Jy ! Total flux subtracted in 200 components = 0.005188 Jy ! Clean residual min=-0.008012 max=0.004778 Jy/beam ! Clean residual mean=-0.000623 rms=0.001715 Jy/beam ! Combined flux in latest and established models = 1.22804 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 54 components and 1.22804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168427Jy sigma=0.001274 ! Fit after self-cal, rms=0.168392Jy sigma=0.001274 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 = 0.000653884 Jy ! Component: 100 - total flux cleaned = 0.000736834 Jy ! Component: 150 - total flux cleaned = 0.00073539 Jy ! Component: 200 - total flux cleaned = 0.000811296 Jy ! Total flux subtracted in 200 components = 0.000811296 Jy ! Clean residual min=-0.008075 max=0.004554 Jy/beam ! Clean residual mean=-0.000686 rms=0.001739 Jy/beam ! Combined flux in latest and established models = 1.22885 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 1.22885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168248Jy sigma=0.001273 ! Fit after self-cal, rms=0.168246Jy sigma=0.001273 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.168246Jy sigma=0.001273 ! Fit after self-cal, rms=0.167816Jy sigma=0.001273 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.934 mas, bmaj=12.2 mas, bpa=3.474 degrees ! Estimated noise=1191.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262605 Jy ! Component: 100 - total flux cleaned = 0.00317095 Jy ! Component: 150 - total flux cleaned = 0.00319551 Jy ! Component: 200 - total flux cleaned = 0.0031611 Jy ! Total flux subtracted in 200 components = 0.0031611 Jy ! Clean residual min=-0.006681 max=0.005211 Jy/beam ! Clean residual mean=-0.000989 rms=0.002124 Jy/beam ! Combined flux in latest and established models = 1.23201 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 68 components and 1.23201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167771Jy sigma=0.001273 ! Fit after self-cal, rms=0.167744Jy 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 = 0.000268202 Jy ! Component: 100 - total flux cleaned = 0.000324865 Jy ! Component: 150 - total flux cleaned = 0.00032696 Jy ! Component: 200 - total flux cleaned = 0.000308101 Jy ! Total flux subtracted in 200 components = 0.000308101 Jy ! Clean residual min=-0.006885 max=0.005128 Jy/beam ! Clean residual mean=-0.001031 rms=0.002178 Jy/beam ! Combined flux in latest and established models = 1.23232 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 73 components and 1.23232 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167748Jy sigma=0.001273 ! Fit after self-cal, rms=0.167734Jy sigma=0.001273 ! 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=0.8516 mas, bmaj=2.698 mas, bpa=-4.024 degrees ! Estimated noise=1005.45 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8516 x 2.698 at -4.024 degrees (North through East) ! Clean map min=-0.0070032 max=0.95569 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=0.167734Jy sigma=0.001273 ! Fit after self-cal, rms=0.156602Jy sigma=0.001104 ! Inverting map and beam ! Estimated beam: bmin=0.8506 mas, bmaj=2.695 mas, bpa=-4.097 degrees ! Estimated noise=1004.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000486506 Jy ! Component: 100 - total flux cleaned = 0.0005554 Jy ! Component: 150 - total flux cleaned = 0.000698383 Jy ! Component: 200 - total flux cleaned = 0.00076322 Jy ! Total flux subtracted in 200 components = 0.00076322 Jy ! Clean residual min=-0.006644 max=0.004812 Jy/beam ! Clean residual mean=-0.000379 rms=0.001564 Jy/beam ! Combined flux in latest and established models = 1.23308 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 80 components and 1.23308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156452Jy sigma=0.001103 ! Fit after self-cal, rms=0.156446Jy sigma=0.001103 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000300542 Jy ! Component: 100 - total flux cleaned = 0.000362918 Jy ! Component: 150 - total flux cleaned = 0.000420123 Jy ! Component: 200 - total flux cleaned = 0.00053321 Jy ! Total flux subtracted in 200 components = 0.00053321 Jy ! Clean residual min=-0.006705 max=0.004825 Jy/beam ! Clean residual mean=-0.000421 rms=0.001564 Jy/beam ! Combined flux in latest and established models = 1.23362 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 85 components and 1.23362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156361Jy sigma=0.001103 ! Fit after self-cal, rms=0.156361Jy sigma=0.001103 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156361Jy sigma=0.001103 ! Fit after self-cal, rms=0.156114Jy sigma=0.001102 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=0.5895 mas, bmaj=1.716 mas, bpa=2.166 degrees ! Estimated noise=1717.84 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.665808 Jy ! Component: 100 - total flux cleaned = 0.89915 Jy ! Component: 150 - total flux cleaned = 1.00825 Jy ! Component: 200 - total flux cleaned = 1.07667 Jy ! Total flux subtracted in 200 components = 1.07667 Jy ! Clean residual min=-0.018720 max=0.042162 Jy/beam ! Clean residual mean=0.001968 rms=0.007988 Jy/beam ! Combined flux in latest and established models = 1.07667 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 16 model components to the UV plane model. ! The established model now contains 16 components and 1.07667 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8508 mas, bmaj=2.698 mas, bpa=-4.091 degrees ! Estimated noise=1003.89 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 = 0.0828977 Jy ! Component: 100 - total flux cleaned = 0.118211 Jy ! Component: 150 - total flux cleaned = 0.136553 Jy ! Component: 200 - total flux cleaned = 0.146466 Jy ! Total flux subtracted in 200 components = 0.146466 Jy ! Clean residual min=-0.006363 max=0.008595 Jy/beam ! Clean residual mean=0.000420 rms=0.002085 Jy/beam ! Combined flux in latest and established models = 1.22313 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 1.22313 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.929 mas, bmaj=12.19 mas, bpa=3.449 degrees ! Estimated noise=1191.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00703883 Jy ! Component: 100 - total flux cleaned = 0.00972908 Jy ! Component: 150 - total flux cleaned = 0.0109623 Jy ! Component: 200 - total flux cleaned = 0.0113369 Jy ! Total flux subtracted in 200 components = 0.0113369 Jy ! Clean residual min=-0.005512 max=0.004443 Jy/beam ! Clean residual mean=-0.000713 rms=0.001928 Jy/beam ! Combined flux in latest and established models = 1.23447 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 = 7.23414e-07 Jy ! Component: 100 - total flux cleaned = 7.43727e-07 Jy ! Component: 150 - total flux cleaned = 1.42607e-06 Jy ! Component: 200 - total flux cleaned = 1.42061e-06 Jy ! Total flux subtracted in 200 components = 1.42061e-06 Jy ! Clean residual min=-0.005469 max=0.004430 Jy/beam ! Clean residual mean=-0.000713 rms=0.001923 Jy/beam ! Combined flux in latest and established models = 1.23447 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 50 components and 1.23447 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8508 mas, bmaj=2.698 mas, bpa=-4.091 degrees ! Estimated noise=1003.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00168665 Jy ! Component: 100 - total flux cleaned = -0.00155804 Jy ! Component: 150 - total flux cleaned = -0.00155835 Jy ! Component: 200 - total flux cleaned = -0.00144914 Jy ! Total flux subtracted in 200 components = -0.00144914 Jy ! Clean residual min=-0.006156 max=0.004766 Jy/beam ! Clean residual mean=-0.000298 rms=0.001574 Jy/beam ! Combined flux in latest and established models = 1.23302 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 62 components and 1.23302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156234Jy sigma=0.001103 ! Fit after self-cal, rms=0.156221Jy sigma=0.001103 wmodel J1454-3747_X_2010_10_13_pus_map.mod ! Writing 62 model components to file: J1454-3747_X_2010_10_13_pus_map.mod wobs J1454-3747_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1454-3747_X_2010_10_13_pus_uvs.fits wwins J1454-3747_X_2010_10_13_pus_map.win ! wwins: Wrote 2 windows to J1454-3747_X_2010_10_13_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=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00173505 Jy ! Component: 100 - total flux cleaned = -0.00157804 Jy ! Component: 150 - total flux cleaned = -0.00157674 Jy ! Component: 200 - total flux cleaned = -0.00157414 Jy ! Component: 250 - total flux cleaned = -0.00157348 Jy ! Component: 300 - total flux cleaned = -0.00163325 Jy ! Component: 350 - total flux cleaned = -0.00163287 Jy ! Component: 400 - total flux cleaned = -0.00163255 Jy ! Component: 450 - total flux cleaned = -0.00152893 Jy ! Component: 500 - total flux cleaned = -0.00152867 Jy ! Component: 550 - total flux cleaned = -0.00148019 Jy ! Component: 600 - total flux cleaned = -0.0014341 Jy ! Component: 650 - total flux cleaned = -0.00138942 Jy ! Component: 700 - total flux cleaned = -0.00134596 Jy ! Component: 750 - total flux cleaned = -0.00143076 Jy ! Component: 800 - total flux cleaned = -0.00155488 Jy ! Component: 850 - total flux cleaned = -0.0016763 Jy ! Component: 900 - total flux cleaned = -0.00175551 Jy ! Component: 950 - total flux cleaned = -0.00179444 Jy ! Component: 1000 - total flux cleaned = -0.00183338 Jy ! Total flux subtracted in 1024 components = -0.00190977 Jy ! Clean residual min=-0.002115 max=0.001910 Jy/beam ! Clean residual mean=-0.000091 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 1.23111 Jy keep ! Adding 52 model components to the UV plane model. ! The established model now contains 114 components and 1.23111 Jy ![Exited script file: muppet] wmap "J1454-3747_X_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8508 x 2.698 at -4.091 degrees (North through East) ! Clean map min=-0.0037471 max=0.95331 Jy/beam ! Writing clean map to FITS file: J1454-3747_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.953305 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000792386 device "J1454-3747_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.24936 0.24936 0.498719 0.997438 1.99488 3.98975 7.97951 15.959 31.918 63.836 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.953 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8508 x 2.698 at -4.091 degrees (North through East) ! Clean map min=-0.0037471 max=0.95331 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-3747_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-3747_X_2010_10_13_pus_map.gif/vgif' mapplot cln