! Started logfile: J0921-2618_S_2001_10_29_pus_uvs.log on Wed Feb 27 15:17:41 2008 obs J0921-2618_S_2001_10_29_pus_uva.fits ! Reading UV FITS file: J0921-2618_S_2001_10_29_pus_uva.fits ! AN table 1: 55 integrations on 153 of 153 possible baselines. ! AN table 2: 9 integrations on 153 of 153 possible baselines. ! AN table 3: 117 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0549958 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22997e+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 2604 lines of history. ! ! Reading 6092 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0921-2618_S_2001_10_29_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 857 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 1730 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 857 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 1730 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 857 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 1730 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 990 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 1730 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.123010Jy sigma=0.007527 ! Fit after self-cal, rms=0.513448Jy sigma=0.003609 ! 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=2.366 mas, bmaj=5.561 mas, bpa=0.659 degrees ! Estimated noise=2247.6 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 = 0.695487 Jy ! Component: 100 - total flux cleaned = 0.98942 Jy ! Total flux subtracted in 100 components = 0.98942 Jy ! Clean residual min=-0.052933 max=0.142188 Jy/beam ! Clean residual mean=0.004033 rms=0.023464 Jy/beam ! Combined flux in latest and established models = 0.98942 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.98942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.458362Jy sigma=0.003320 ! Fit after self-cal, rms=0.457981Jy sigma=0.003319 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.167693 Jy ! Component: 100 - total flux cleaned = 0.270405 Jy ! Total flux subtracted in 100 components = 0.270405 Jy ! Clean residual min=-0.030778 max=0.078310 Jy/beam ! Clean residual mean=0.002024 rms=0.013446 Jy/beam ! Combined flux in latest and established models = 1.25982 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 34 components and 1.25982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349901Jy sigma=0.002378 ! Fit after self-cal, rms=0.349746Jy sigma=0.002377 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.406 mas, bmaj=7.658 mas, bpa=-4.552 degrees ! Estimated noise=1429.14 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 = 0.127539 Jy ! Component: 100 - total flux cleaned = 0.192259 Jy ! Component: 150 - total flux cleaned = 0.227357 Jy ! Component: 200 - total flux cleaned = 0.246496 Jy ! Total flux subtracted in 200 components = 0.246496 Jy ! Clean residual min=-0.050038 max=0.057645 Jy/beam ! Clean residual mean=0.000475 rms=0.017509 Jy/beam ! Combined flux in latest and established models = 1.50632 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 56 components and 1.50632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319831Jy sigma=0.001964 ! Fit after self-cal, rms=0.319730Jy sigma=0.001963 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 1.05 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 2.71 MC 1.03 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 1.05 KK 1.01 KP 0.97 LA 0.99 ! MA 1.00* MC 1.00* MK 1.10 NL 1.06 ! OV 0.99 PT 0.98 SC 1.08 TS 1.00* ! WF 1.12 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.93 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 2.98 MC 0.88 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00* GG 1.00* HH 1.00* ! HN 1.09 KK 1.00 KP 0.70 LA 0.98 ! MA 1.00* MC 1.00* MK 1.03 NL 1.04 ! OV 1.02 PT 0.98 SC 1.07 TS 1.00* ! WF 1.09 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 93 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.84 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.19 MC 0.95 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 0.96 KP 0.98 LA 0.97 ! MA 1.00* MC 1.00* MK 0.96 NL 1.03 ! OV 1.02 PT 0.99 SC 1.00 TS 1.00* ! WF 1.05 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 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* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00 KK 0.92 KP 0.96 LA 0.98 ! MA 1.00* MC 1.00* MK 0.95 NL 1.06 ! OV 0.98 PT 0.99 SC 0.99 TS 1.00* ! WF 1.03 WZ 1.00* ! ! ! Fit before self-cal, rms=0.319730Jy sigma=0.001963 ! Fit after self-cal, rms=0.272219Jy sigma=0.001552 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.355 mas, bmaj=8.529 mas, bpa=-5.261 degrees ! Estimated noise=1435.63 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 = 0.00126944 Jy ! Component: 100 - total flux cleaned = 0.00156086 Jy ! Component: 150 - total flux cleaned = 0.00208576 Jy ! Component: 200 - total flux cleaned = 0.00209317 Jy ! Total flux subtracted in 200 components = 0.00209317 Jy ! Clean residual min=-0.021603 max=0.037467 Jy/beam ! Clean residual mean=0.000969 rms=0.008509 Jy/beam ! Combined flux in latest and established models = 1.50841 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 1.50841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271583Jy sigma=0.001547 ! Fit after self-cal, rms=0.274360Jy sigma=0.001545 ! 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=0.274360Jy sigma=0.001545 ! Fit after self-cal, rms=0.270879Jy sigma=0.001374 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.37 mas, bmaj=8.583 mas, bpa=-5.519 degrees ! Estimated noise=1440.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000511926 Jy ! Component: 100 - total flux cleaned = -0.000498834 Jy ! Component: 150 - total flux cleaned = -0.000335427 Jy ! Component: 200 - total flux cleaned = -0.000179374 Jy ! Total flux subtracted in 200 components = -0.000179374 Jy ! Clean residual min=-0.013580 max=0.040486 Jy/beam ! Clean residual mean=0.001632 rms=0.006037 Jy/beam ! Combined flux in latest and established models = 1.50823 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 70 components and 1.50823 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270557Jy sigma=0.001373 ! Fit after self-cal, rms=0.270743Jy sigma=0.001372 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 (-5.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0324478 Jy ! Component: 100 - total flux cleaned = 0.0342656 Jy ! Component: 150 - total flux cleaned = 0.0352437 Jy ! Component: 200 - total flux cleaned = 0.0356454 Jy ! Total flux subtracted in 200 components = 0.0356454 Jy ! Clean residual min=-0.012318 max=0.021027 Jy/beam ! Clean residual mean=0.000952 rms=0.004144 Jy/beam ! Combined flux in latest and established models = 1.54388 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 96 components and 1.54388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266142Jy sigma=0.001335 ! Fit after self-cal, rms=0.265404Jy sigma=0.001330 ! Inverting map ! Added new window around map position (5, -50.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0186595 Jy ! Component: 100 - total flux cleaned = 0.0258963 Jy ! Component: 150 - total flux cleaned = 0.0272208 Jy ! Component: 200 - total flux cleaned = 0.0269371 Jy ! Total flux subtracted in 200 components = 0.0269371 Jy ! Clean residual min=-0.012022 max=0.012800 Jy/beam ! Clean residual mean=0.000617 rms=0.003297 Jy/beam ! Combined flux in latest and established models = 1.57082 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 114 components and 1.57082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263216Jy sigma=0.001319 ! Fit after self-cal, rms=0.262862Jy sigma=0.001318 ! 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=0.262862Jy sigma=0.001318 ! Fit after self-cal, rms=0.259531Jy sigma=0.001311 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.362 mas, bmaj=8.549 mas, bpa=-5.322 degrees ! Estimated noise=1436.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00830248 Jy ! Component: 100 - total flux cleaned = 0.00889135 Jy ! Component: 150 - total flux cleaned = 0.00888196 Jy ! Component: 200 - total flux cleaned = 0.00868533 Jy ! Total flux subtracted in 200 components = 0.00868533 Jy ! Clean residual min=-0.007580 max=0.009097 Jy/beam ! Clean residual mean=0.000389 rms=0.002326 Jy/beam ! Combined flux in latest and established models = 1.5795 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 130 components and 1.5795 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258740Jy sigma=0.001307 ! Fit after self-cal, rms=0.258649Jy sigma=0.001306 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 = 0.00247264 Jy ! Component: 100 - total flux cleaned = 0.00229688 Jy ! Component: 150 - total flux cleaned = 0.00180555 Jy ! Component: 200 - total flux cleaned = 0.00165103 Jy ! Total flux subtracted in 200 components = 0.00165103 Jy ! Clean residual min=-0.007053 max=0.008657 Jy/beam ! Clean residual mean=0.000361 rms=0.002170 Jy/beam ! Combined flux in latest and established models = 1.58115 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 136 components and 1.58115 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258328Jy sigma=0.001304 ! Fit after self-cal, rms=0.258274Jy sigma=0.001304 ! 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=0.258274Jy sigma=0.001304 ! Fit after self-cal, rms=0.257314Jy sigma=0.001303 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.633 mas, bmaj=17.81 mas, bpa=-1.923 degrees ! Estimated noise=1712.99 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00370061 Jy ! Component: 100 - total flux cleaned = 0.00321811 Jy ! Component: 150 - total flux cleaned = 0.00271623 Jy ! Component: 200 - total flux cleaned = 0.00237584 Jy ! Total flux subtracted in 200 components = 0.00237584 Jy ! Clean residual min=-0.005521 max=0.007742 Jy/beam ! Clean residual mean=0.000549 rms=0.002190 Jy/beam ! Combined flux in latest and established models = 1.58353 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 154 components and 1.58353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257222Jy sigma=0.001302 ! Fit after self-cal, rms=0.257246Jy sigma=0.001302 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 = 0.000282279 Jy ! Component: 100 - total flux cleaned = -3.02414e-05 Jy ! Component: 150 - total flux cleaned = -0.000290209 Jy ! Component: 200 - total flux cleaned = -0.000405545 Jy ! Total flux subtracted in 200 components = -0.000405545 Jy ! Clean residual min=-0.005492 max=0.007391 Jy/beam ! Clean residual mean=0.000545 rms=0.002117 Jy/beam ! Combined flux in latest and established models = 1.58312 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 170 components and 1.58312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257230Jy sigma=0.001302 ! Fit after self-cal, rms=0.257228Jy sigma=0.001302 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=3.358 mas, bmaj=8.53 mas, bpa=-5.174 degrees ! Estimated noise=1433.99 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.358 x 8.53 at -5.174 degrees (North through East) ! Clean map min=-0.0060494 max=1.0134 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=0.257228Jy sigma=0.001302 ! Fit after self-cal, rms=0.300212Jy sigma=0.001171 ! Inverting map and beam ! Estimated beam: bmin=3.36 mas, bmaj=8.54 mas, bpa=-5.3 degrees ! Estimated noise=1433.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295325 Jy ! Component: 100 - total flux cleaned = 0.0031363 Jy ! Component: 150 - total flux cleaned = 0.00299078 Jy ! Component: 200 - total flux cleaned = 0.00273023 Jy ! Total flux subtracted in 200 components = 0.00273023 Jy ! Clean residual min=-0.005935 max=0.006722 Jy/beam ! Clean residual mean=0.000215 rms=0.001792 Jy/beam ! Combined flux in latest and established models = 1.58585 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 179 components and 1.58585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299966Jy sigma=0.001169 ! Fit after self-cal, rms=0.300060Jy sigma=0.001169 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000628238 Jy ! Component: 100 - total flux cleaned = 0.000634649 Jy ! Component: 150 - total flux cleaned = 0.000526385 Jy ! Component: 200 - total flux cleaned = 0.000207566 Jy ! Total flux subtracted in 200 components = 0.000207566 Jy ! Clean residual min=-0.006117 max=0.006513 Jy/beam ! Clean residual mean=0.000204 rms=0.001751 Jy/beam ! Combined flux in latest and established models = 1.58606 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 184 components and 1.58606 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299928Jy sigma=0.001168 ! Fit after self-cal, rms=0.299944Jy sigma=0.001168 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299944Jy sigma=0.001168 ! Fit after self-cal, rms=0.324350Jy sigma=0.001168 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=2.369 mas, bmaj=5.57 mas, bpa=0.4499 degrees ! Estimated noise=2296.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.694545 Jy ! Component: 100 - total flux cleaned = 0.990519 Jy ! Component: 150 - total flux cleaned = 1.16049 Jy ! Component: 200 - total flux cleaned = 1.26802 Jy ! Total flux subtracted in 200 components = 1.26802 Jy ! Clean residual min=-0.025120 max=0.057298 Jy/beam ! Clean residual mean=0.002346 rms=0.010701 Jy/beam ! Combined flux in latest and established models = 1.26802 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 43 model components to the UV plane model. ! The established model now contains 43 components and 1.26802 Jy ! Inverting map and beam ! Estimated beam: bmin=3.357 mas, bmaj=8.515 mas, bpa=-5.224 degrees ! Estimated noise=1432.41 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 = 0.124545 Jy ! Component: 100 - total flux cleaned = 0.192037 Jy ! Component: 150 - total flux cleaned = 0.231432 Jy ! Component: 200 - total flux cleaned = 0.256323 Jy ! Total flux subtracted in 200 components = 0.256323 Jy ! Clean residual min=-0.009988 max=0.018497 Jy/beam ! Clean residual mean=0.001313 rms=0.003884 Jy/beam ! Combined flux in latest and established models = 1.52434 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 104 components and 1.52434 Jy ! Inverting map ! Added new window around map position (3.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184364 Jy ! Component: 100 - total flux cleaned = 0.0308344 Jy ! Component: 150 - total flux cleaned = 0.0399563 Jy ! Component: 200 - total flux cleaned = 0.0468211 Jy ! Total flux subtracted in 200 components = 0.0468211 Jy ! Clean residual min=-0.006666 max=0.006391 Jy/beam ! Clean residual mean=0.000479 rms=0.001862 Jy/beam ! Combined flux in latest and established models = 1.57116 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 132 components and 1.57116 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=7.621 mas, bmaj=17.79 mas, bpa=-1.874 degrees ! Estimated noise=1713.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00715462 Jy ! Component: 100 - total flux cleaned = 0.0116728 Jy ! Component: 150 - total flux cleaned = 0.0142975 Jy ! Component: 200 - total flux cleaned = 0.0146936 Jy ! Total flux subtracted in 200 components = 0.0146936 Jy ! Clean residual min=-0.004945 max=0.005744 Jy/beam ! Clean residual mean=0.000444 rms=0.001774 Jy/beam ! Combined flux in latest and established models = 1.58586 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 = 0.00027082 Jy ! Component: 100 - total flux cleaned = 0.000352982 Jy ! Component: 150 - total flux cleaned = 0.000430864 Jy ! Component: 200 - total flux cleaned = 0.000501958 Jy ! Total flux subtracted in 200 components = 0.000501958 Jy ! Clean residual min=-0.004537 max=0.005598 Jy/beam ! Clean residual mean=0.000422 rms=0.001694 Jy/beam ! Combined flux in latest and established models = 1.58636 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 191 components and 1.58636 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.357 mas, bmaj=8.515 mas, bpa=-5.224 degrees ! Estimated noise=1432.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000397825 Jy ! Component: 100 - total flux cleaned = 0.00051035 Jy ! Component: 150 - total flux cleaned = 0.000610324 Jy ! Component: 200 - total flux cleaned = 0.000704108 Jy ! Total flux subtracted in 200 components = 0.000704108 Jy ! Clean residual min=-0.006147 max=0.005510 Jy/beam ! Clean residual mean=0.000215 rms=0.001557 Jy/beam ! Combined flux in latest and established models = 1.58706 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 211 components and 1.58706 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.323913Jy sigma=0.001165 ! Fit after self-cal, rms=0.324170Jy sigma=0.001165 wmodel J0921-2618_S_2001_10_29_pus_map.mod ! Writing 211 model components to file: J0921-2618_S_2001_10_29_pus_map.mod wobs J0921-2618_S_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J0921-2618_S_2001_10_29_pus_uvs.fits wwins J0921-2618_S_2001_10_29_pus_map.win ! wwins: Wrote 4 windows to J0921-2618_S_2001_10_29_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 = -0.00120092 Jy ! Component: 100 - total flux cleaned = -0.0011092 Jy ! Component: 150 - total flux cleaned = -0.000758749 Jy ! Component: 200 - total flux cleaned = -0.000422259 Jy ! Component: 250 - total flux cleaned = 0.000138859 Jy ! Component: 300 - total flux cleaned = 0.000526765 Jy ! Component: 350 - total flux cleaned = 0.00105234 Jy ! Component: 400 - total flux cleaned = 0.00185189 Jy ! Component: 450 - total flux cleaned = 0.00248834 Jy ! Component: 500 - total flux cleaned = 0.00311026 Jy ! Component: 550 - total flux cleaned = 0.00371832 Jy ! Component: 600 - total flux cleaned = 0.00424733 Jy ! Component: 650 - total flux cleaned = 0.0045709 Jy ! Component: 700 - total flux cleaned = 0.00488871 Jy ! Component: 750 - total flux cleaned = 0.00507583 Jy ! Component: 800 - total flux cleaned = 0.0052606 Jy ! Component: 850 - total flux cleaned = 0.00550197 Jy ! Component: 900 - total flux cleaned = 0.00567977 Jy ! Component: 950 - total flux cleaned = 0.00585492 Jy ! Component: 1000 - total flux cleaned = 0.00597011 Jy ! Component: 1050 - total flux cleaned = 0.00602716 Jy ! Component: 1100 - total flux cleaned = 0.00619692 Jy ! Component: 1150 - total flux cleaned = 0.00647504 Jy ! Component: 1200 - total flux cleaned = 0.00663981 Jy ! Component: 1250 - total flux cleaned = 0.00685635 Jy ! Component: 1300 - total flux cleaned = 0.00707065 Jy ! Component: 1350 - total flux cleaned = 0.00717688 Jy ! Component: 1400 - total flux cleaned = 0.00738686 Jy ! Component: 1450 - total flux cleaned = 0.00749071 Jy ! Component: 1500 - total flux cleaned = 0.00754238 Jy ! Component: 1550 - total flux cleaned = 0.00769559 Jy ! Component: 1600 - total flux cleaned = 0.00774591 Jy ! Component: 1650 - total flux cleaned = 0.00774625 Jy ! Component: 1700 - total flux cleaned = 0.00784602 Jy ! Component: 1750 - total flux cleaned = 0.00804283 Jy ! Component: 1800 - total flux cleaned = 0.00809145 Jy ! Component: 1850 - total flux cleaned = 0.0081401 Jy ! Component: 1900 - total flux cleaned = 0.00823665 Jy ! Component: 1950 - total flux cleaned = 0.00837961 Jy ! Component: 2000 - total flux cleaned = 0.00852125 Jy ! Total flux subtracted in 2048 components = 0.00870828 Jy ! Clean residual min=-0.002709 max=0.002824 Jy/beam ! Clean residual mean=0.000060 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 1.59577 Jy keep ! Adding 120 model components to the UV plane model. ! The established model now contains 331 components and 1.59577 Jy ![Exited script file: muppet] wmap "J0921-2618_S_2001_10_29_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.357 x 8.515 at -5.224 degrees (North through East) ! Clean map min=-0.0045527 max=1.0334 Jy/beam ! Writing clean map to FITS file: J0921-2618_S_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.03337 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000928892 device "J0921-2618_S_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_S_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.269669 0.269669 0.539337 1.07867 2.15735 4.3147 8.62939 17.2588 34.5176 69.0351 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.033 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.357 x 8.515 at -5.224 degrees (North through East) ! Clean map min=-0.0045527 max=1.0334 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_S_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J0921-2618_S_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0921-2618_S_2001_10_29_pus_uvs.log closed on Wed Feb 27 15:17:49 2008