! Started logfile: J2143+1743_S_2010_10_13_pus_uvs.log on Mon Feb 28 00:05:04 2011 obs J2143+1743_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J2143+1743_S_2010_10_13_pus_uva.fits ! AN table 1: 155 integrations on 105 of 105 possible baselines. ! AN table 2: 144 integrations on 105 of 105 possible baselines. ! AN table 3: 36 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0968586 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2143+1743 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3545 lines of history. ! ! Reading 13628 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 J2143+1743_S_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 = 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 1909 telescope corrections were flagged in sub-array 1. ! A total of 1677 telescope corrections were flagged in sub-array 2. ! A total of 393 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1909 telescope corrections were flagged in sub-array 1. ! A total of 1677 telescope corrections were flagged in sub-array 2. ! A total of 393 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1909 telescope corrections were flagged in sub-array 1. ! A total of 1677 telescope corrections were flagged in sub-array 2. ! A total of 393 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1909 telescope corrections were flagged in sub-array 1. ! A total of 1677 telescope corrections were flagged in sub-array 2. ! A total of 393 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.490288Jy sigma=0.004655 ! Fit after self-cal, rms=0.459555Jy sigma=0.004484 ! 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=1.827 mas, bmaj=2.68 mas, bpa=-5.95 degrees ! Estimated noise=888.216 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 = 0.437922 Jy ! Component: 100 - total flux cleaned = 0.553273 Jy ! Total flux subtracted in 100 components = 0.553273 Jy ! Clean residual min=-0.018399 max=0.045909 Jy/beam ! Clean residual mean=0.000525 rms=0.004608 Jy/beam ! Combined flux in latest and established models = 0.553273 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.553273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191806Jy sigma=0.001728 ! Fit after self-cal, rms=0.192105Jy sigma=0.001727 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0506831 Jy ! Component: 100 - total flux cleaned = 0.0787946 Jy ! Total flux subtracted in 100 components = 0.0787946 Jy ! Clean residual min=-0.014204 max=0.018320 Jy/beam ! Clean residual mean=0.000356 rms=0.003298 Jy/beam ! Combined flux in latest and established models = 0.632068 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.632068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178868Jy sigma=0.001525 ! Fit after self-cal, rms=0.178745Jy sigma=0.001525 ! 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=2.18 mas, bmaj=3.63 mas, bpa=-1.774 degrees ! Estimated noise=624.099 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 (-0.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.018367 Jy ! Component: 100 - total flux cleaned = 0.0287925 Jy ! Component: 150 - total flux cleaned = 0.0348793 Jy ! Component: 200 - total flux cleaned = 0.0354436 Jy ! Total flux subtracted in 200 components = 0.0354436 Jy ! Clean residual min=-0.006187 max=0.011697 Jy/beam ! Clean residual mean=0.003258 rms=0.002039 Jy/beam ! Combined flux in latest and established models = 0.667511 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.667511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177102Jy sigma=0.001498 ! Fit after self-cal, rms=0.176809Jy sigma=0.001496 ! Inverting map ! Added new window around map position (32.5, 57.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110987 Jy ! Component: 100 - total flux cleaned = 0.0151657 Jy ! Component: 150 - total flux cleaned = 0.0164808 Jy ! Component: 200 - total flux cleaned = 0.0174453 Jy ! Total flux subtracted in 200 components = 0.0174453 Jy ! Clean residual min=-0.005396 max=0.010547 Jy/beam ! Clean residual mean=0.002920 rms=0.001976 Jy/beam ! Combined flux in latest and established models = 0.684957 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 51 components and 0.684957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175978Jy sigma=0.001485 ! Fit after self-cal, rms=0.175873Jy sigma=0.001484 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HH 1.00* HN 1.00* ! KB 0.87 KK 1.02 KP 0.97 LA 1.05 ! MK 0.96 NL 1.01 NY 1.02 OV 0.97 ! PT 0.99 SC 1.00* TS 0.99 ! ! A total of 177 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.06 HH 0.98 HN 1.06 ! KB 1.00* KK 1.00* KP 1.01 LA 1.02 ! MK 1.00* NL 1.01 NY 1.04 OV 0.99 ! PT 1.00 SC 0.98 TS 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.07 HH 1.00* HN 1.00* ! KB 1.00* KK 1.05 KP 0.96 LA 1.04 ! MK 0.58 NL 1.00* NY 1.01 OV 1.00 ! PT 0.93 SC 1.05 TS 1.00* ! ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HH 1.00* HN 1.00* ! KB 0.86 KK 1.02 KP 1.01 LA 1.01 ! MK 0.97 NL 1.02 NY 0.98 OV 1.03 ! PT 1.00 SC 1.00* TS 0.97 ! ! A total of 177 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.04 HH 1.02 HN 1.05 ! KB 1.00* KK 1.00* KP 1.01 LA 1.00 ! MK 1.00* NL 1.02 NY 1.01 OV 1.05 ! PT 1.04 SC 0.98 TS 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.02 HH 1.00* HN 1.00* ! KB 1.00* KK 1.05 KP 0.99 LA 1.01 ! MK 1.00 NL 1.00* NY 0.97 OV 1.01 ! PT 0.99 SC 1.02 TS 1.00* ! ! ! Correcting IF 3. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HH 1.00* HN 1.00* ! KB 0.87 KK 0.98 KP 1.03 LA 1.00 ! MK 0.94 NL 1.04 NY 1.02 OV 1.00 ! PT 1.00 SC 1.00* TS 0.96 ! ! A total of 177 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.04 HH 0.96 HN 1.07 ! KB 1.00* KK 1.00* KP 1.04 LA 1.01 ! MK 1.00* NL 1.01 NY 1.02 OV 1.05 ! PT 0.99 SC 0.97 TS 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.02 HH 1.00* HN 1.00* ! KB 1.00* KK 1.02 KP 1.00 LA 1.01 ! MK 0.99 NL 1.00* NY 0.99 OV 1.03 ! PT 0.97 SC 0.98 TS 1.00* ! ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 HH 1.00* HN 1.00* ! KB 0.91 KK 0.99 KP 1.02 LA 1.00 ! MK 0.95 NL 1.00 NY 0.94 OV 0.99 ! PT 1.01 SC 1.00* TS 1.16 ! ! A total of 177 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.05 HH 0.96 HN 1.04 ! KB 1.00* KK 1.00* KP 0.99 LA 1.02 ! MK 1.00* NL 1.00 NY 1.08 OV 1.00 ! PT 1.01 SC 1.04 TS 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 HH 1.00* HN 1.00* ! KB 1.00* KK 1.06 KP 1.00 LA 0.99 ! MK 0.98 NL 1.00* NY 0.98 OV 0.98 ! PT 0.98 SC 1.02 TS 1.00* ! ! ! Fit before self-cal, rms=0.175873Jy sigma=0.001484 ! Fit after self-cal, rms=0.156980Jy sigma=0.001348 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.265 mas, bmaj=4.409 mas, bpa=3.732 degrees ! Estimated noise=637.9 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (5.5, 30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00855394 Jy ! Component: 100 - total flux cleaned = 0.0114238 Jy ! Component: 150 - total flux cleaned = 0.0124896 Jy ! Component: 200 - total flux cleaned = 0.0129307 Jy ! Total flux subtracted in 200 components = 0.0129307 Jy ! Clean residual min=-0.002861 max=0.005039 Jy/beam ! Clean residual mean=0.001006 rms=0.000994 Jy/beam ! Combined flux in latest and established models = 0.697887 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 74 components and 0.697887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156422Jy sigma=0.001340 ! Fit after self-cal, rms=0.156539Jy sigma=0.001339 ! 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=0.156539Jy sigma=0.001339 ! Fit after self-cal, rms=0.156547Jy sigma=0.001337 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.259 mas, bmaj=4.405 mas, bpa=3.772 degrees ! Estimated noise=638.278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00224251 Jy ! Component: 100 - total flux cleaned = 0.00196413 Jy ! Component: 150 - total flux cleaned = 0.00183929 Jy ! Component: 200 - total flux cleaned = 0.0019452 Jy ! Total flux subtracted in 200 components = 0.0019452 Jy ! Clean residual min=-0.002543 max=0.004379 Jy/beam ! Clean residual mean=0.000743 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.699833 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 82 components and 0.699832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156339Jy sigma=0.001334 ! Fit after self-cal, rms=0.156319Jy sigma=0.001334 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 (-4.5, 30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421272 Jy ! Component: 100 - total flux cleaned = 0.00475279 Jy ! Component: 150 - total flux cleaned = 0.0049364 Jy ! Component: 200 - total flux cleaned = 0.00493812 Jy ! Total flux subtracted in 200 components = 0.00493812 Jy ! Clean residual min=-0.002863 max=0.003776 Jy/beam ! Clean residual mean=0.000612 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.704771 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 100 components and 0.704771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156173Jy sigma=0.001332 ! Fit after self-cal, rms=0.156158Jy sigma=0.001332 ! Inverting map ! Added new window around map position (46, 27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293548 Jy ! Component: 100 - total flux cleaned = 0.00334797 Jy ! Component: 150 - total flux cleaned = 0.0034194 Jy ! Component: 200 - total flux cleaned = 0.00362597 Jy ! Total flux subtracted in 200 components = 0.00362597 Jy ! Clean residual min=-0.002903 max=0.003629 Jy/beam ! Clean residual mean=0.000533 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.708397 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 115 components and 0.708397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156058Jy sigma=0.001331 ! Fit after self-cal, rms=0.156054Jy sigma=0.001331 ! Inverting map ! Added new window around map position (-46, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352139 Jy ! Component: 100 - total flux cleaned = 0.00461334 Jy ! Component: 150 - total flux cleaned = 0.00517287 Jy ! Component: 200 - total flux cleaned = 0.00543045 Jy ! Total flux subtracted in 200 components = 0.00543045 Jy ! Clean residual min=-0.002958 max=0.003484 Jy/beam ! Clean residual mean=0.000420 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.713827 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 128 components and 0.713827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155946Jy sigma=0.001330 ! Fit after self-cal, rms=0.155938Jy sigma=0.001329 ! Inverting map ! Added new window around map position (2, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300231 Jy ! Component: 100 - total flux cleaned = 0.00386183 Jy ! Component: 150 - total flux cleaned = 0.00430654 Jy ! Component: 200 - total flux cleaned = 0.00442604 Jy ! Total flux subtracted in 200 components = 0.00442604 Jy ! Clean residual min=-0.002960 max=0.003099 Jy/beam ! Clean residual mean=0.000315 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.718253 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 146 components and 0.718253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155843Jy sigma=0.001329 ! Fit after self-cal, rms=0.155838Jy sigma=0.001329 ! 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=0.155838Jy sigma=0.001329 ! Fit after self-cal, rms=0.155290Jy sigma=0.001321 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.254 mas, bmaj=4.404 mas, bpa=3.8 degrees ! Estimated noise=637.367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018022 Jy ! Component: 100 - total flux cleaned = 0.00268855 Jy ! Component: 150 - total flux cleaned = 0.00327056 Jy ! Component: 200 - total flux cleaned = 0.00368721 Jy ! Total flux subtracted in 200 components = 0.00368721 Jy ! Clean residual min=-0.002745 max=0.003039 Jy/beam ! Clean residual mean=0.000361 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 0.72194 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 158 components and 0.72194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155231Jy sigma=0.001320 ! Fit after self-cal, rms=0.155230Jy sigma=0.001320 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 = 0.000219788 Jy ! Component: 100 - total flux cleaned = 0.000437825 Jy ! Component: 150 - total flux cleaned = 0.000544091 Jy ! Component: 200 - total flux cleaned = 0.000746652 Jy ! Total flux subtracted in 200 components = 0.000746652 Jy ! Clean residual min=-0.002766 max=0.003020 Jy/beam ! Clean residual mean=0.000345 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.722687 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 164 components and 0.722687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155195Jy sigma=0.001320 ! Fit after self-cal, rms=0.155191Jy sigma=0.001320 ! 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=0.155191Jy sigma=0.001320 ! Fit after self-cal, rms=0.155171Jy sigma=0.001320 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.05 mas, bmaj=10.86 mas, bpa=-2.88 degrees ! Estimated noise=883.384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201348 Jy ! Component: 100 - total flux cleaned = 0.00313854 Jy ! Component: 150 - total flux cleaned = 0.00326227 Jy ! Component: 200 - total flux cleaned = 0.00329645 Jy ! Total flux subtracted in 200 components = 0.00329645 Jy ! Clean residual min=-0.002554 max=0.003999 Jy/beam ! Clean residual mean=0.000579 rms=0.001102 Jy/beam ! Combined flux in latest and established models = 0.725983 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 181 components and 0.725983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155174Jy sigma=0.001320 ! Fit after self-cal, rms=0.155171Jy sigma=0.001320 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 = 0.00039729 Jy ! Component: 100 - total flux cleaned = 0.000488272 Jy ! Component: 150 - total flux cleaned = 0.000543062 Jy ! Component: 200 - total flux cleaned = 0.000594545 Jy ! Total flux subtracted in 200 components = 0.000594545 Jy ! Clean residual min=-0.002567 max=0.004006 Jy/beam ! Clean residual mean=0.000541 rms=0.001095 Jy/beam ! Combined flux in latest and established models = 0.726578 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 193 components and 0.726578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155175Jy sigma=0.001320 ! Fit after self-cal, rms=0.155174Jy sigma=0.001320 ! 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=2.252 mas, bmaj=4.405 mas, bpa=3.789 degrees ! Estimated noise=637.277 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.252 x 4.405 at 3.789 degrees (North through East) ! Clean map min=-0.0027267 max=0.58515 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=0.155174Jy sigma=0.001320 ! Fit after self-cal, rms=0.148805Jy sigma=0.001201 ! Inverting map and beam ! Estimated beam: bmin=2.252 mas, bmaj=4.403 mas, bpa=3.778 degrees ! Estimated noise=637.676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000561066 Jy ! Component: 100 - total flux cleaned = -0.00110719 Jy ! Component: 150 - total flux cleaned = -0.00130976 Jy ! Component: 200 - total flux cleaned = -0.00150316 Jy ! Total flux subtracted in 200 components = -0.00150316 Jy ! Clean residual min=-0.002792 max=0.002687 Jy/beam ! Clean residual mean=0.000222 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.725074 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 203 components and 0.725074 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148760Jy sigma=0.001201 ! Fit after self-cal, rms=0.148759Jy sigma=0.001201 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.74064e-05 Jy ! Component: 100 - total flux cleaned = -0.000141185 Jy ! Component: 150 - total flux cleaned = -0.000230164 Jy ! Component: 200 - total flux cleaned = -0.000273146 Jy ! Total flux subtracted in 200 components = -0.000273146 Jy ! Clean residual min=-0.002770 max=0.002718 Jy/beam ! Clean residual mean=0.000226 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.724801 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 210 components and 0.724801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148726Jy sigma=0.001201 ! Fit after self-cal, rms=0.148726Jy sigma=0.001201 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148726Jy sigma=0.001201 ! Fit after self-cal, rms=0.148745Jy sigma=0.001201 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=1.939 mas, bmaj=3.488 mas, bpa=7.805 degrees ! Estimated noise=889.266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.452054 Jy ! Component: 100 - total flux cleaned = 0.560113 Jy ! Component: 150 - total flux cleaned = 0.601441 Jy ! Component: 200 - total flux cleaned = 0.625996 Jy ! Total flux subtracted in 200 components = 0.625996 Jy ! Clean residual min=-0.005340 max=0.012980 Jy/beam ! Clean residual mean=0.000296 rms=0.001801 Jy/beam ! Combined flux in latest and established models = 0.625996 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.625996 Jy ! Inverting map and beam ! Estimated beam: bmin=2.25 mas, bmaj=4.403 mas, bpa=3.788 degrees ! Estimated noise=637.606 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 = 0.0244298 Jy ! Component: 100 - total flux cleaned = 0.0383347 Jy ! Component: 150 - total flux cleaned = 0.0471646 Jy ! Component: 200 - total flux cleaned = 0.0538267 Jy ! Total flux subtracted in 200 components = 0.0538267 Jy ! Clean residual min=-0.002092 max=0.005183 Jy/beam ! Clean residual mean=0.001185 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.679823 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 75 components and 0.679823 Jy ! Inverting map ! Added new window around map position (-0.5, 15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00584992 Jy ! Component: 100 - total flux cleaned = 0.0107056 Jy ! Component: 150 - total flux cleaned = 0.0150132 Jy ! Component: 200 - total flux cleaned = 0.0188478 Jy ! Total flux subtracted in 200 components = 0.0188478 Jy ! Clean residual min=-0.002005 max=0.003552 Jy/beam ! Clean residual mean=0.000755 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.698671 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 104 components and 0.698671 Jy ! Inverting map ! Added new window around map position (36, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371832 Jy ! Component: 100 - total flux cleaned = 0.00684705 Jy ! Component: 150 - total flux cleaned = 0.00966079 Jy ! Component: 200 - total flux cleaned = 0.0120067 Jy ! Total flux subtracted in 200 components = 0.0120067 Jy ! Clean residual min=-0.002067 max=0.003061 Jy/beam ! Clean residual mean=0.000491 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.710678 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 122 components and 0.710678 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=9.047 mas, bmaj=10.86 mas, bpa=-2.947 degrees ! Estimated noise=885.158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0040813 Jy ! Component: 100 - total flux cleaned = 0.00697386 Jy ! Component: 150 - total flux cleaned = 0.00928438 Jy ! Component: 200 - total flux cleaned = 0.0111608 Jy ! Total flux subtracted in 200 components = 0.0111608 Jy ! Clean residual min=-0.002105 max=0.003096 Jy/beam ! Clean residual mean=0.000615 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 0.721839 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 = 0.0015417 Jy ! Component: 100 - total flux cleaned = 0.00263655 Jy ! Component: 150 - total flux cleaned = 0.00340159 Jy ! Component: 200 - total flux cleaned = 0.00403754 Jy ! Total flux subtracted in 200 components = 0.00403754 Jy ! Clean residual min=-0.002338 max=0.002821 Jy/beam ! Clean residual mean=0.000374 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.725876 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 160 components and 0.725876 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.25 mas, bmaj=4.403 mas, bpa=3.788 degrees ! Estimated noise=637.606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00151299 Jy ! Component: 100 - total flux cleaned = -0.00136035 Jy ! Component: 150 - total flux cleaned = -0.0012159 Jy ! Component: 200 - total flux cleaned = -0.00101368 Jy ! Total flux subtracted in 200 components = -0.00101368 Jy ! Clean residual min=-0.002223 max=0.002829 Jy/beam ! Clean residual mean=0.000174 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.724862 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 176 components and 0.724862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148816Jy sigma=0.001201 ! Fit after self-cal, rms=0.148741Jy sigma=0.001200 wmodel J2143+1743_S_2010_10_13_pus_map.mod ! Writing 176 model components to file: J2143+1743_S_2010_10_13_pus_map.mod wobs J2143+1743_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J2143+1743_S_2010_10_13_pus_uvs.fits wwins J2143+1743_S_2010_10_13_pus_map.win ! wwins: Wrote 10 windows to J2143+1743_S_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=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118068 Jy ! Component: 100 - total flux cleaned = 0.00192447 Jy ! Component: 150 - total flux cleaned = 0.00251261 Jy ! Component: 200 - total flux cleaned = 0.0030809 Jy ! Component: 250 - total flux cleaned = 0.00351445 Jy ! Component: 300 - total flux cleaned = 0.0038998 Jy ! Component: 350 - total flux cleaned = 0.00420155 Jy ! Component: 400 - total flux cleaned = 0.00442329 Jy ! Component: 450 - total flux cleaned = 0.00464094 Jy ! Component: 500 - total flux cleaned = 0.00478401 Jy ! Component: 550 - total flux cleaned = 0.00495997 Jy ! Component: 600 - total flux cleaned = 0.00516752 Jy ! Component: 650 - total flux cleaned = 0.00523576 Jy ! Component: 700 - total flux cleaned = 0.00537047 Jy ! Component: 750 - total flux cleaned = 0.00543681 Jy ! Component: 800 - total flux cleaned = 0.00550267 Jy ! Component: 850 - total flux cleaned = 0.00560029 Jy ! Component: 900 - total flux cleaned = 0.00566465 Jy ! Component: 950 - total flux cleaned = 0.00569669 Jy ! Component: 1000 - total flux cleaned = 0.00579176 Jy ! Component: 1050 - total flux cleaned = 0.00585454 Jy ! Component: 1100 - total flux cleaned = 0.00591664 Jy ! Component: 1150 - total flux cleaned = 0.00603965 Jy ! Component: 1200 - total flux cleaned = 0.00603939 Jy ! Component: 1250 - total flux cleaned = 0.00613029 Jy ! Component: 1300 - total flux cleaned = 0.00619025 Jy ! Component: 1350 - total flux cleaned = 0.00621995 Jy ! Component: 1400 - total flux cleaned = 0.00624958 Jy ! Component: 1450 - total flux cleaned = 0.00630837 Jy ! Component: 1500 - total flux cleaned = 0.00633753 Jy ! Component: 1550 - total flux cleaned = 0.00639562 Jy ! Component: 1600 - total flux cleaned = 0.00645312 Jy ! Component: 1650 - total flux cleaned = 0.00651013 Jy ! Component: 1700 - total flux cleaned = 0.0065103 Jy ! Component: 1750 - total flux cleaned = 0.00656657 Jy ! Component: 1800 - total flux cleaned = 0.00662232 Jy ! Component: 1850 - total flux cleaned = 0.00665001 Jy ! Component: 1900 - total flux cleaned = 0.00665005 Jy ! Component: 1950 - total flux cleaned = 0.00670469 Jy ! Component: 2000 - total flux cleaned = 0.00670463 Jy ! Total flux subtracted in 2048 components = 0.00673161 Jy ! Clean residual min=-0.001714 max=0.002195 Jy/beam ! Clean residual mean=0.000013 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.731594 Jy keep ! Adding 156 model components to the UV plane model. ! The established model now contains 332 components and 0.731594 Jy ![Exited script file: muppet] wmap "J2143+1743_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.25 x 4.403 at 3.788 degrees (North through East) ! Clean map min=-0.0019929 max=0.58759 Jy/beam ! Writing clean map to FITS file: J2143+1743_S_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 0.587594 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000502626 device "J2143+1743_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J2143+1743_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.256619 0.256619 0.513238 1.02648 2.05295 4.1059 8.2118 16.4236 32.8472 65.6944 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.587 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.25 x 4.403 at 3.788 degrees (North through East) ! Clean map min=-0.0019929 max=0.58759 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2143+1743_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J2143+1743_S_2010_10_13_pus_map.gif/vgif' mapplot cln