! Started logfile: J0442-0017_S_2001_04_09_pus_uvs.log on Fri Oct 5 15:54:00 2007 obs J0442-0017_S_2001_04_09_pus_uva.fits ! Reading UV FITS file: J0442-0017_S_2001_04_09_pus_uva.fits ! AN table 1: 10 integrations on 190 of 190 possible baselines. ! AN table 2: 131 integrations on 190 of 190 possible baselines. ! AN table 3: 14 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0998981 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0442-0017 ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1949 lines of history. ! ! Reading 11768 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 J0442-0017_S_2001_04_09_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 200 telescope corrections were flagged in sub-array 1. ! A total of 1907 telescope corrections were flagged in sub-array 2. ! A total of 235 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 1907 telescope corrections were flagged in sub-array 2. ! A total of 235 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 1907 telescope corrections were flagged in sub-array 2. ! A total of 235 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 1907 telescope corrections were flagged in sub-array 2. ! A total of 235 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.721993Jy sigma=0.013682 ! Fit after self-cal, rms=1.404518Jy sigma=0.011300 ! 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=2.028 mas, bmaj=5.957 mas, bpa=-2.148 degrees ! Estimated noise=1324.38 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 = 1.65658 Jy ! Component: 100 - total flux cleaned = 2.17185 Jy ! Total flux subtracted in 100 components = 2.17185 Jy ! Clean residual min=-0.061137 max=0.227149 Jy/beam ! Clean residual mean=0.000849 rms=0.020304 Jy/beam ! Combined flux in latest and established models = 2.17185 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 2.17185 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.531722Jy sigma=0.003923 ! Fit after self-cal, rms=0.531364Jy sigma=0.003922 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.243023 Jy ! Component: 100 - total flux cleaned = 0.362458 Jy ! Total flux subtracted in 100 components = 0.362458 Jy ! Clean residual min=-0.034613 max=0.055568 Jy/beam ! Clean residual mean=0.000149 rms=0.010193 Jy/beam ! Combined flux in latest and established models = 2.53431 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 2.53431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.351849Jy sigma=0.002353 ! Fit after self-cal, rms=0.350982Jy sigma=0.002350 ! 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=2.445 mas, bmaj=8.082 mas, bpa=-2.822 degrees ! Estimated noise=878.405 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 = 0.11402 Jy ! Component: 100 - total flux cleaned = 0.161516 Jy ! Component: 150 - total flux cleaned = 0.184297 Jy ! Component: 200 - total flux cleaned = 0.195519 Jy ! Total flux subtracted in 200 components = 0.195519 Jy ! Clean residual min=-0.033650 max=0.039627 Jy/beam ! Clean residual mean=-0.001076 rms=0.009639 Jy/beam ! Combined flux in latest and established models = 2.72983 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 36 components and 2.72983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315223Jy sigma=0.002074 ! Fit after self-cal, rms=0.314921Jy sigma=0.002073 ! 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* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 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* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 GC 1.02 GG 1.00* ! HH 1.00* HN 0.98 KK 0.98 KP 0.97 ! LA 0.98 MA 1.15 MC 0.89 MK 0.94 ! NL 0.97 NY 1.00* OV 1.04 PT 0.97 ! SC 0.98 TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.13 GG 1.00* ! HH 1.00* HN 1.00* KK 1.00 KP 1.00* ! LA 1.00* MA 1.00* MC 1.00* MK 0.98 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.93 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! 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* ! LA 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* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 0.99 GG 1.00* ! HH 1.00* HN 0.99 KK 0.97 KP 0.91 ! LA 1.01 MA 1.25 MC 0.93 MK 0.94 ! NL 0.98 NY 1.00* OV 1.00 PT 1.01 ! SC 0.99 TS 1.00* WF 1.04 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.08 GG 1.00* ! HH 1.00* HN 1.00* KK 1.01 KP 1.00* ! LA 1.00* MA 1.00* MC 1.00* MK 1.00 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.95 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! 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* ! LA 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* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 GC 1.01 GG 1.00* ! HH 1.00* HN 1.03 KK 1.00 KP 0.99 ! LA 0.98 MA 1.46 MC 0.85 MK 0.93 ! NL 0.99 NY 1.00* OV 1.02 PT 1.02 ! SC 0.99 TS 1.00* WF 1.07 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.13 GG 1.00* ! HH 1.00* HN 1.00* KK 1.01 KP 1.00* ! LA 1.00* MA 1.00* MC 1.00* MK 1.00 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.96 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! 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* ! LA 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* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 GC 1.05 GG 1.00* ! HH 1.00* HN 1.04 KK 0.98 KP 0.98 ! LA 1.02 MA 1.34 MC 1.05 MK 0.92 ! NL 1.00 NY 1.00* OV 1.02 PT 1.06 ! SC 1.00 TS 1.00* WF 1.07 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.16 GG 1.00* ! HH 1.00* HN 1.00* KK 0.98 KP 1.00* ! LA 1.00* MA 1.00* MC 1.00* MK 0.97 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.93 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.314921Jy sigma=0.002073 ! Fit after self-cal, rms=0.314026Jy sigma=0.001816 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.511 mas, bmaj=8.167 mas, bpa=-3.065 degrees ! Estimated noise=893.116 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 = 0.00600897 Jy ! Component: 100 - total flux cleaned = 0.00606353 Jy ! Component: 150 - total flux cleaned = 0.0060884 Jy ! Component: 200 - total flux cleaned = 0.00520162 Jy ! Total flux subtracted in 200 components = 0.00520162 Jy ! Clean residual min=-0.026467 max=0.025054 Jy/beam ! Clean residual mean=-0.000009 rms=0.007074 Jy/beam ! Combined flux in latest and established models = 2.73503 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 43 components and 2.73503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311774Jy sigma=0.001798 ! Fit after self-cal, rms=0.312223Jy sigma=0.001798 ! 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=0.312223Jy sigma=0.001798 ! Fit after self-cal, rms=0.304054Jy sigma=0.001583 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.532 mas, bmaj=8.165 mas, bpa=-3.068 degrees ! Estimated noise=895.747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00503427 Jy ! Component: 100 - total flux cleaned = -0.00454312 Jy ! Component: 150 - total flux cleaned = -0.00412842 Jy ! Component: 200 - total flux cleaned = -0.0034779 Jy ! Total flux subtracted in 200 components = -0.0034779 Jy ! Clean residual min=-0.011087 max=0.011468 Jy/beam ! Clean residual mean=0.000734 rms=0.002717 Jy/beam ! Combined flux in latest and established models = 2.73155 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 48 components and 2.73155 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302739Jy sigma=0.001572 ! Fit after self-cal, rms=0.302951Jy sigma=0.001572 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 = -0.000207336 Jy ! Component: 100 - total flux cleaned = 0.000264852 Jy ! Component: 150 - total flux cleaned = 0.000461287 Jy ! Component: 200 - total flux cleaned = 0.000469436 Jy ! Total flux subtracted in 200 components = 0.000469436 Jy ! Clean residual min=-0.010525 max=0.010636 Jy/beam ! Clean residual mean=0.000731 rms=0.002686 Jy/beam ! Combined flux in latest and established models = 2.73202 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 53 components and 2.73202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302633Jy sigma=0.001569 ! Fit after self-cal, rms=0.302640Jy sigma=0.001569 ! 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=0.302640Jy sigma=0.001569 ! Fit after self-cal, rms=0.309193Jy sigma=0.001566 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.544 mas, bmaj=8.164 mas, bpa=-3.121 degrees ! Estimated noise=897.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.003682 Jy ! Component: 100 - total flux cleaned = -0.00368844 Jy ! Component: 150 - total flux cleaned = -0.00368468 Jy ! Component: 200 - total flux cleaned = -0.0034954 Jy ! Total flux subtracted in 200 components = -0.0034954 Jy ! Clean residual min=-0.009766 max=0.011203 Jy/beam ! Clean residual mean=0.000734 rms=0.002566 Jy/beam ! Combined flux in latest and established models = 2.72853 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 57 components and 2.72853 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308771Jy sigma=0.001563 ! Fit after self-cal, rms=0.308875Jy sigma=0.001563 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 = -9.89807e-05 Jy ! Component: 100 - total flux cleaned = -9.43378e-05 Jy ! Component: 150 - total flux cleaned = -9.26988e-05 Jy ! Component: 200 - total flux cleaned = -0.000205434 Jy ! Total flux subtracted in 200 components = -0.000205434 Jy ! Clean residual min=-0.009592 max=0.010641 Jy/beam ! Clean residual mean=0.000737 rms=0.002563 Jy/beam ! Combined flux in latest and established models = 2.72832 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 58 components and 2.72832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308758Jy sigma=0.001562 ! Fit after self-cal, rms=0.308765Jy sigma=0.001562 ! 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=0.308765Jy sigma=0.001562 ! Fit after self-cal, rms=0.313134Jy sigma=0.001561 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.38 mas, bmaj=12.92 mas, bpa=-8.529 degrees ! Estimated noise=1121.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388275 Jy ! Component: 100 - total flux cleaned = 0.00389102 Jy ! Component: 150 - total flux cleaned = 0.00383595 Jy ! Component: 200 - total flux cleaned = 0.00378635 Jy ! Total flux subtracted in 200 components = 0.00378636 Jy ! Clean residual min=-0.012017 max=0.010401 Jy/beam ! Clean residual mean=0.001531 rms=0.003604 Jy/beam ! Combined flux in latest and established models = 2.73211 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 61 components and 2.73211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313195Jy sigma=0.001561 ! Fit after self-cal, rms=0.313216Jy sigma=0.001561 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 = 0.000103677 Jy ! Component: 100 - total flux cleaned = 5.10815e-05 Jy ! Component: 150 - total flux cleaned = -4.36743e-05 Jy ! Component: 200 - total flux cleaned = -0.000127725 Jy ! Total flux subtracted in 200 components = -0.000127725 Jy ! Clean residual min=-0.011890 max=0.010349 Jy/beam ! Clean residual mean=0.001532 rms=0.003597 Jy/beam ! Combined flux in latest and established models = 2.73198 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 62 components and 2.73198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313293Jy sigma=0.001562 ! Fit after self-cal, rms=0.313273Jy sigma=0.001562 ! 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=2.551 mas, bmaj=8.169 mas, bpa=-3.155 degrees ! Estimated noise=898.59 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.551 x 8.169 at -3.155 degrees (North through East) ! Clean map min=-0.0092953 max=2.291 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=0.313273Jy sigma=0.001562 ! Fit after self-cal, rms=0.315897Jy sigma=0.001352 ! Inverting map and beam ! Estimated beam: bmin=2.549 mas, bmaj=8.175 mas, bpa=-3.172 degrees ! Estimated noise=898.596 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00448653 Jy ! Component: 100 - total flux cleaned = -0.00488175 Jy ! Component: 150 - total flux cleaned = -0.00488218 Jy ! Component: 200 - total flux cleaned = -0.00488869 Jy ! Total flux subtracted in 200 components = -0.00488869 Jy ! Clean residual min=-0.006952 max=0.008805 Jy/beam ! Clean residual mean=0.000536 rms=0.001978 Jy/beam ! Combined flux in latest and established models = 2.72709 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 63 components and 2.72709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315627Jy sigma=0.001349 ! Fit after self-cal, rms=0.315668Jy sigma=0.001349 ! Inverting map ! Added new window around map position (-3, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244744 Jy ! Component: 100 - total flux cleaned = 0.00268615 Jy ! Component: 150 - total flux cleaned = 0.00289609 Jy ! Component: 200 - total flux cleaned = 0.00309761 Jy ! Total flux subtracted in 200 components = 0.00309761 Jy ! Clean residual min=-0.007057 max=0.008243 Jy/beam ! Clean residual mean=0.000501 rms=0.001906 Jy/beam ! Combined flux in latest and established models = 2.73019 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 86 components and 2.73019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315160Jy sigma=0.001345 ! Fit after self-cal, rms=0.315114Jy sigma=0.001345 ! Inverting map ! Added new window around map position (21, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00831516 Jy ! Component: 100 - total flux cleaned = 0.0112764 Jy ! Component: 150 - total flux cleaned = 0.0117878 Jy ! Component: 200 - total flux cleaned = 0.0117893 Jy ! Total flux subtracted in 200 components = 0.0117893 Jy ! Clean residual min=-0.006716 max=0.007417 Jy/beam ! Clean residual mean=0.000423 rms=0.001718 Jy/beam ! Combined flux in latest and established models = 2.74198 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 103 components and 2.74198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314718Jy sigma=0.001342 ! Fit after self-cal, rms=0.314698Jy sigma=0.001342 ! Inverting map ! Added new window around map position (-55, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00566731 Jy ! Component: 100 - total flux cleaned = 0.00683961 Jy ! Component: 150 - total flux cleaned = 0.00803274 Jy ! Component: 200 - total flux cleaned = 0.00897077 Jy ! Total flux subtracted in 200 components = 0.00897077 Jy ! Clean residual min=-0.006662 max=0.006273 Jy/beam ! Clean residual mean=0.000383 rms=0.001620 Jy/beam ! Combined flux in latest and established models = 2.75095 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 119 components and 2.75095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314295Jy sigma=0.001340 ! Fit after self-cal, rms=0.314220Jy sigma=0.001340 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314220Jy sigma=0.001340 ! Fit after self-cal, rms=0.315884Jy sigma=0.001339 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=2.056 mas, bmaj=5.947 mas, bpa=-2.594 degrees ! Estimated noise=1362.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.67887 Jy ! Component: 100 - total flux cleaned = 2.18518 Jy ! Component: 150 - total flux cleaned = 2.42454 Jy ! Component: 200 - total flux cleaned = 2.54272 Jy ! Total flux subtracted in 200 components = 2.54272 Jy ! Clean residual min=-0.020555 max=0.054731 Jy/beam ! Clean residual mean=0.000437 rms=0.006052 Jy/beam ! Combined flux in latest and established models = 2.54272 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 13 model components to the UV plane model. ! The established model now contains 13 components and 2.54272 Jy ! Inverting map and beam ! Estimated beam: bmin=2.553 mas, bmaj=8.178 mas, bpa=-3.197 degrees ! Estimated noise=899.27 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 = 0.0977753 Jy ! Component: 100 - total flux cleaned = 0.141619 Jy ! Component: 150 - total flux cleaned = 0.163965 Jy ! Component: 200 - total flux cleaned = 0.176868 Jy ! Total flux subtracted in 200 components = 0.176868 Jy ! Clean residual min=-0.006885 max=0.010352 Jy/beam ! Clean residual mean=0.000646 rms=0.002107 Jy/beam ! Combined flux in latest and established models = 2.71959 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 56 components and 2.71959 Jy ! Inverting map ! Added new window around map position (3, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109658 Jy ! Component: 100 - total flux cleaned = 0.0168656 Jy ! Component: 150 - total flux cleaned = 0.0215341 Jy ! Component: 200 - total flux cleaned = 0.0246682 Jy ! Total flux subtracted in 200 components = 0.0246682 Jy ! Clean residual min=-0.006186 max=0.007003 Jy/beam ! Clean residual mean=0.000450 rms=0.001660 Jy/beam ! Combined flux in latest and established models = 2.74426 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 85 components and 2.74426 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.383 mas, bmaj=12.93 mas, bpa=-8.579 degrees ! Estimated noise=1120.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00585725 Jy ! Component: 100 - total flux cleaned = 0.00836842 Jy ! Component: 150 - total flux cleaned = 0.00929834 Jy ! Component: 200 - total flux cleaned = 0.00974949 Jy ! Total flux subtracted in 200 components = 0.00974949 Jy ! Clean residual min=-0.004234 max=0.006429 Jy/beam ! Clean residual mean=0.000859 rms=0.001774 Jy/beam ! Combined flux in latest and established models = 2.75401 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 = 0.000413881 Jy ! Component: 100 - total flux cleaned = 0.000942066 Jy ! Component: 150 - total flux cleaned = 0.0013582 Jy ! Component: 200 - total flux cleaned = 0.00174189 Jy ! Total flux subtracted in 200 components = 0.00174189 Jy ! Clean residual min=-0.004064 max=0.006410 Jy/beam ! Clean residual mean=0.000832 rms=0.001737 Jy/beam ! Combined flux in latest and established models = 2.75575 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 131 components and 2.75575 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.553 mas, bmaj=8.178 mas, bpa=-3.197 degrees ! Estimated noise=899.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000962307 Jy ! Component: 100 - total flux cleaned = -0.00134574 Jy ! Component: 150 - total flux cleaned = -0.00116471 Jy ! Component: 200 - total flux cleaned = -0.00115716 Jy ! Total flux subtracted in 200 components = -0.00115716 Jy ! Clean residual min=-0.005774 max=0.005630 Jy/beam ! Clean residual mean=0.000380 rms=0.001502 Jy/beam ! Combined flux in latest and established models = 2.75459 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 151 components and 2.75459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315683Jy sigma=0.001337 ! Fit after self-cal, rms=0.315682Jy sigma=0.001337 wmodel J0442-0017_S_2001_04_09_pus_map.mod ! Writing 151 model components to file: J0442-0017_S_2001_04_09_pus_map.mod wobs J0442-0017_S_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J0442-0017_S_2001_04_09_pus_uvs.fits wwins J0442-0017_S_2001_04_09_pus_map.win ! wwins: Wrote 5 windows to J0442-0017_S_2001_04_09_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 = 0.00118172 Jy ! Component: 100 - total flux cleaned = 0.00225034 Jy ! Component: 150 - total flux cleaned = 0.00337199 Jy ! Component: 200 - total flux cleaned = 0.00454063 Jy ! Component: 250 - total flux cleaned = 0.00532246 Jy ! Component: 300 - total flux cleaned = 0.00616766 Jy ! Component: 350 - total flux cleaned = 0.00690753 Jy ! Component: 400 - total flux cleaned = 0.00786906 Jy ! Component: 450 - total flux cleaned = 0.00857401 Jy ! Component: 500 - total flux cleaned = 0.0094949 Jy ! Component: 550 - total flux cleaned = 0.0100223 Jy ! Component: 600 - total flux cleaned = 0.0107653 Jy ! Component: 650 - total flux cleaned = 0.0113502 Jy ! Component: 700 - total flux cleaned = 0.0121441 Jy ! Component: 750 - total flux cleaned = 0.0127132 Jy ! Component: 800 - total flux cleaned = 0.0132041 Jy ! Component: 850 - total flux cleaned = 0.0138279 Jy ! Component: 900 - total flux cleaned = 0.0143757 Jy ! Component: 950 - total flux cleaned = 0.0150529 Jy ! Component: 1000 - total flux cleaned = 0.0155217 Jy ! Component: 1050 - total flux cleaned = 0.0161188 Jy ! Component: 1100 - total flux cleaned = 0.0166446 Jy ! Component: 1150 - total flux cleaned = 0.0171653 Jy ! Component: 1200 - total flux cleaned = 0.0176806 Jy ! Component: 1250 - total flux cleaned = 0.0180638 Jy ! Component: 1300 - total flux cleaned = 0.0185699 Jy ! Component: 1350 - total flux cleaned = 0.0189463 Jy ! Component: 1400 - total flux cleaned = 0.0194441 Jy ! Component: 1450 - total flux cleaned = 0.0199371 Jy ! Component: 1500 - total flux cleaned = 0.0204255 Jy ! Component: 1550 - total flux cleaned = 0.0209702 Jy ! Component: 1600 - total flux cleaned = 0.021391 Jy ! Component: 1650 - total flux cleaned = 0.0219867 Jy ! Component: 1700 - total flux cleaned = 0.0225179 Jy ! Component: 1750 - total flux cleaned = 0.0229279 Jy ! Component: 1800 - total flux cleaned = 0.0235093 Jy ! Component: 1850 - total flux cleaned = 0.0239701 Jy ! Component: 1900 - total flux cleaned = 0.0244851 Jy ! Component: 1950 - total flux cleaned = 0.0248827 Jy ! Component: 2000 - total flux cleaned = 0.0255024 Jy ! Total flux subtracted in 2048 components = 0.0258385 Jy ! Clean residual min=-0.003430 max=0.003852 Jy/beam ! Clean residual mean=0.000213 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 2.78043 Jy keep ! Adding 145 model components to the UV plane model. ! The established model now contains 296 components and 2.78043 Jy ![Exited script file: muppet] wmap "J0442-0017_S_2001_04_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.553 x 8.178 at -3.197 degrees (North through East) ! Clean map min=-0.0065161 max=2.2904 Jy/beam ! Writing clean map to FITS file: J0442-0017_S_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.29037 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00107121 device "J0442-0017_S_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0442-0017_S_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.14031 0.14031 0.28062 0.56124 1.12248 2.24496 4.48992 8.97983 17.9597 35.9193 71.8387 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.29 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.553 x 8.178 at -3.197 degrees (North through East) ! Clean map min=-0.0065161 max=2.2904 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0442-0017_S_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0442-0017_S_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0442-0017_S_2001_04_09_pus_uvs.log closed on Fri Oct 5 15:54:10 2007