! Started logfile: J0457-2324_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:36:23 2010 obs J0457-2324_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0457-2324_S_2008_04_02_pus_uva.fits ! AN table 1: 30 integrations on 120 of 120 possible baselines. ! AN table 2: 11 integrations on 120 of 120 possible baselines. ! AN table 3: 37 integrations on 120 of 120 possible baselines. ! AN table 4: 1 integrations on 120 of 120 possible baselines. ! AN table 5: 63 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.112148 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 984 lines of history. ! ! Reading 7644 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 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 390 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 268 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! A total of 881 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 390 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 268 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! A total of 881 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 390 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 268 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! A total of 881 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 390 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 268 telescope corrections were flagged in sub-array 3. ! A total of 16 telescope corrections were flagged in sub-array 4. ! A total of 881 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.923264Jy sigma=0.016262 ! Fit after self-cal, rms=1.340355Jy sigma=0.011278 ! 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=2.802 mas, bmaj=4.457 mas, bpa=-10.42 degrees ! Estimated noise=1762.91 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 = 1.49594 Jy ! Component: 100 - total flux cleaned = 1.97271 Jy ! Total flux subtracted in 100 components = 1.97271 Jy ! Clean residual min=-0.087619 max=0.226147 Jy/beam ! Clean residual mean=0.000005 rms=0.035226 Jy/beam ! Combined flux in latest and established models = 1.97271 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.97271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.680211Jy sigma=0.005581 ! Fit after self-cal, rms=0.679677Jy sigma=0.005580 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.268651 Jy ! Component: 100 - total flux cleaned = 0.443976 Jy ! Total flux subtracted in 100 components = 0.443976 Jy ! Clean residual min=-0.055914 max=0.112100 Jy/beam ! Clean residual mean=0.000089 rms=0.022825 Jy/beam ! Combined flux in latest and established models = 2.41669 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 38 components and 2.41669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.494754Jy sigma=0.003912 ! Fit after self-cal, rms=0.494502Jy sigma=0.003912 ! 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=3.455 mas, bmaj=7.121 mas, bpa=-10.31 degrees ! Estimated noise=1026.35 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 = 0.174755 Jy ! Component: 100 - total flux cleaned = 0.268392 Jy ! Component: 150 - total flux cleaned = 0.319286 Jy ! Component: 200 - total flux cleaned = 0.347076 Jy ! Total flux subtracted in 200 components = 0.347076 Jy ! Clean residual min=-0.043583 max=0.072096 Jy/beam ! Clean residual mean=0.000207 rms=0.017780 Jy/beam ! Combined flux in latest and established models = 2.76377 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 2.76377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.430709Jy sigma=0.003384 ! Fit after self-cal, rms=0.430678Jy sigma=0.003384 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.04 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.07 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.90 ZC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.07 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.03 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.91 ZC 1.31 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.04 HH 1.00* HN 1.12 ! KK 1.19 KP 0.97 LA 1.20 MK 0.86 ! NL 0.95 NY 1.00* ON 1.00* OV 0.99 ! PT 0.99 SC 1.01 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.06 HH 1.00* HN 1.11 ! KK 1.00* KP 1.02 LA 1.22 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 0.99 ! PT 1.00 SC 0.99 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.05 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.04 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.85 ZC 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.10 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.99 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.92 ZC 1.14 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.13 HH 1.00* HN 1.21 ! KK 1.09 KP 0.99 LA 1.12 MK 0.89 ! NL 0.99 NY 1.00* ON 1.00* OV 1.02 ! PT 0.98 SC 1.04 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.14 HH 1.00* HN 1.17 ! KK 1.00* KP 1.05 LA 1.13 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.04 ! PT 1.00 SC 0.99 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.95 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.78 ZC 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.97 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.96 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.81 ZC 1.10 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.13 HH 1.00* HN 1.15 ! KK 1.13 KP 0.98 LA 0.88 MK 0.90 ! NL 1.01 NY 1.00* ON 1.00* OV 1.02 ! PT 1.04 SC 0.93 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.14 HH 1.00* HN 1.14 ! KK 1.00* KP 1.03 LA 0.89 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.04 ! PT 1.05 SC 0.90 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.95 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.79 ZC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.98 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.95 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.81 ZC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 1.10 HH 1.00* HN 1.06 ! KK 1.11 KP 0.90 LA 0.72 MK 0.94 ! NL 0.91 NY 1.00* ON 1.00* OV 0.85 ! PT 0.90 SC 0.96 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.00* FD 1.11 HH 1.00* HN 1.03 ! KK 1.00* KP 0.95 LA 0.72 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 0.87 ! PT 0.91 SC 0.92 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.430678Jy sigma=0.003384 ! Fit after self-cal, rms=0.193370Jy sigma=0.001372 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.492 mas, bmaj=7.709 mas, bpa=-10.45 degrees ! Estimated noise=1023.65 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 = -0.00453463 Jy ! Component: 100 - total flux cleaned = -0.00614895 Jy ! Component: 150 - total flux cleaned = -0.00698939 Jy ! Component: 200 - total flux cleaned = -0.00809431 Jy ! Total flux subtracted in 200 components = -0.00809431 Jy ! Clean residual min=-0.013456 max=0.013889 Jy/beam ! Clean residual mean=0.000800 rms=0.003316 Jy/beam ! Combined flux in latest and established models = 2.75567 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 52 components and 2.75567 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191146Jy sigma=0.001350 ! Fit after self-cal, rms=0.190676Jy sigma=0.001349 ! 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=0.190676Jy sigma=0.001349 ! Fit after self-cal, rms=0.190622Jy sigma=0.001346 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.492 mas, bmaj=7.699 mas, bpa=-10.43 degrees ! Estimated noise=1025.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000358279 Jy ! Component: 100 - total flux cleaned = -0.00106559 Jy ! Component: 150 - total flux cleaned = -0.00229925 Jy ! Component: 200 - total flux cleaned = -0.00310508 Jy ! Total flux subtracted in 200 components = -0.00310508 Jy ! Clean residual min=-0.010582 max=0.013636 Jy/beam ! Clean residual mean=0.000767 rms=0.002947 Jy/beam ! Combined flux in latest and established models = 2.75257 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 53 components and 2.75257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189623Jy sigma=0.001336 ! Fit after self-cal, rms=0.189630Jy sigma=0.001336 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 (-10.5, -21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0086436 Jy ! Component: 100 - total flux cleaned = 0.0104326 Jy ! Component: 150 - total flux cleaned = 0.0116221 Jy ! Component: 200 - total flux cleaned = 0.0118618 Jy ! Total flux subtracted in 200 components = 0.0118618 Jy ! Clean residual min=-0.008949 max=0.011388 Jy/beam ! Clean residual mean=0.000684 rms=0.002600 Jy/beam ! Combined flux in latest and established models = 2.76443 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 2.76443 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188306Jy sigma=0.001325 ! Fit after self-cal, rms=0.188244Jy sigma=0.001325 ! Inverting map ! Added new window around map position (-22.5, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00822481 Jy ! Component: 100 - total flux cleaned = 0.00982478 Jy ! Component: 150 - total flux cleaned = 0.010786 Jy ! Component: 200 - total flux cleaned = 0.0112269 Jy ! Total flux subtracted in 200 components = 0.0112269 Jy ! Clean residual min=-0.008167 max=0.008479 Jy/beam ! Clean residual mean=0.000650 rms=0.002279 Jy/beam ! Combined flux in latest and established models = 2.77566 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 84 components and 2.77566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187290Jy sigma=0.001318 ! Fit after self-cal, rms=0.187270Jy 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=0.187270Jy sigma=0.001318 ! Fit after self-cal, rms=0.186985Jy sigma=0.001316 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.487 mas, bmaj=7.694 mas, bpa=-10.46 degrees ! Estimated noise=1024.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194542 Jy ! Component: 100 - total flux cleaned = 0.00237627 Jy ! Component: 150 - total flux cleaned = 0.00257522 Jy ! Component: 200 - total flux cleaned = 0.00257225 Jy ! Total flux subtracted in 200 components = 0.00257225 Jy ! Clean residual min=-0.007069 max=0.007810 Jy/beam ! Clean residual mean=0.000563 rms=0.002086 Jy/beam ! Combined flux in latest and established models = 2.77823 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 90 components and 2.77823 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186550Jy sigma=0.001313 ! Fit after self-cal, rms=0.186543Jy sigma=0.001313 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 = 5.26797e-06 Jy ! Component: 100 - total flux cleaned = 0.00018024 Jy ! Component: 150 - total flux cleaned = 0.00017828 Jy ! Component: 200 - total flux cleaned = 2.32127e-05 Jy ! Total flux subtracted in 200 components = 2.32127e-05 Jy ! Clean residual min=-0.006479 max=0.007449 Jy/beam ! Clean residual mean=0.000563 rms=0.002005 Jy/beam ! Combined flux in latest and established models = 2.77825 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 98 components and 2.77825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186284Jy sigma=0.001311 ! Fit after self-cal, rms=0.186274Jy sigma=0.001311 ! 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=0.186274Jy sigma=0.001311 ! Fit after self-cal, rms=0.186187Jy sigma=0.001310 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.838 mas, bmaj=18.09 mas, bpa=-8.933 degrees ! Estimated noise=1229.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000200535 Jy ! Component: 100 - total flux cleaned = 0.000456685 Jy ! Component: 150 - total flux cleaned = 0.000526934 Jy ! Component: 200 - total flux cleaned = 0.000587367 Jy ! Total flux subtracted in 200 components = 0.000587367 Jy ! Clean residual min=-0.006254 max=0.006362 Jy/beam ! Clean residual mean=0.000944 rms=0.001882 Jy/beam ! Combined flux in latest and established models = 2.77884 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 108 components and 2.77884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186158Jy sigma=0.001310 ! Fit after self-cal, rms=0.186150Jy sigma=0.001310 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 = -0.000124428 Jy ! Component: 100 - total flux cleaned = -0.000289858 Jy ! Component: 150 - total flux cleaned = -0.000392896 Jy ! Component: 200 - total flux cleaned = -0.000486609 Jy ! Total flux subtracted in 200 components = -0.000486609 Jy ! Clean residual min=-0.006334 max=0.006241 Jy/beam ! Clean residual mean=0.000949 rms=0.001857 Jy/beam ! Combined flux in latest and established models = 2.77835 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 111 components and 2.77835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186151Jy sigma=0.001310 ! Fit after self-cal, rms=0.186149Jy sigma=0.001310 ! 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=3.485 mas, bmaj=7.693 mas, bpa=-10.5 degrees ! Estimated noise=1025.15 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.485 x 7.693 at -10.5 degrees (North through East) ! Clean map min=-0.013451 max=2.0267 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=0.186149Jy sigma=0.001310 ! Fit after self-cal, rms=0.166185Jy sigma=0.001166 ! Inverting map and beam ! Estimated beam: bmin=3.484 mas, bmaj=7.693 mas, bpa=-10.46 degrees ! Estimated noise=1025.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000116244 Jy ! Component: 100 - total flux cleaned = -0.000419967 Jy ! Component: 150 - total flux cleaned = -0.000421738 Jy ! Component: 200 - total flux cleaned = -0.000422856 Jy ! Total flux subtracted in 200 components = -0.000422856 Jy ! Clean residual min=-0.005902 max=0.006620 Jy/beam ! Clean residual mean=0.000338 rms=0.001874 Jy/beam ! Combined flux in latest and established models = 2.77793 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 119 components and 2.77793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165971Jy sigma=0.001164 ! Fit after self-cal, rms=0.165967Jy sigma=0.001164 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.14885e-06 Jy ! Component: 100 - total flux cleaned = -0.000127696 Jy ! Component: 150 - total flux cleaned = -0.000243584 Jy ! Component: 200 - total flux cleaned = -0.00035522 Jy ! Total flux subtracted in 200 components = -0.00035522 Jy ! Clean residual min=-0.005820 max=0.006459 Jy/beam ! Clean residual mean=0.000337 rms=0.001833 Jy/beam ! Combined flux in latest and established models = 2.77757 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 129 components and 2.77757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165818Jy sigma=0.001162 ! Fit after self-cal, rms=0.165813Jy sigma=0.001162 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165813Jy sigma=0.001162 ! Fit after self-cal, rms=0.165818Jy sigma=0.001162 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=2.902 mas, bmaj=5.142 mas, bpa=-13.17 degrees ! Estimated noise=1662.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.51527 Jy ! Component: 100 - total flux cleaned = 1.99061 Jy ! Component: 150 - total flux cleaned = 2.2503 Jy ! Component: 200 - total flux cleaned = 2.40629 Jy ! Total flux subtracted in 200 components = 2.40629 Jy ! Clean residual min=-0.029584 max=0.080339 Jy/beam ! Clean residual mean=0.000333 rms=0.012289 Jy/beam ! Combined flux in latest and established models = 2.40629 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 36 model components to the UV plane model. ! The established model now contains 36 components and 2.40629 Jy ! Inverting map and beam ! Estimated beam: bmin=3.483 mas, bmaj=7.694 mas, bpa=-10.49 degrees ! Estimated noise=1025.68 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 = 0.156124 Jy ! Component: 100 - total flux cleaned = 0.235752 Jy ! Component: 150 - total flux cleaned = 0.278398 Jy ! Component: 200 - total flux cleaned = 0.30232 Jy ! Total flux subtracted in 200 components = 0.30232 Jy ! Clean residual min=-0.011694 max=0.026201 Jy/beam ! Clean residual mean=0.000472 rms=0.004189 Jy/beam ! Combined flux in latest and established models = 2.70861 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 72 components and 2.70861 Jy ! Inverting map ! Added new window around map position (-5.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.024313 Jy ! Component: 100 - total flux cleaned = 0.0332588 Jy ! Component: 150 - total flux cleaned = 0.0365606 Jy ! Component: 200 - total flux cleaned = 0.0390818 Jy ! Total flux subtracted in 200 components = 0.0390818 Jy ! Clean residual min=-0.008770 max=0.017862 Jy/beam ! Clean residual mean=0.000406 rms=0.002673 Jy/beam ! Combined flux in latest and established models = 2.74769 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 99 components and 2.74769 Jy ! Inverting map ! Added new window around map position (5, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014702 Jy ! Component: 100 - total flux cleaned = 0.0183705 Jy ! Component: 150 - total flux cleaned = 0.0198059 Jy ! Component: 200 - total flux cleaned = 0.0203265 Jy ! Total flux subtracted in 200 components = 0.0203265 Jy ! Clean residual min=-0.007813 max=0.007547 Jy/beam ! Clean residual mean=0.000358 rms=0.002039 Jy/beam ! Combined flux in latest and established models = 2.76802 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 120 components and 2.76802 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=7.842 mas, bmaj=18.09 mas, bpa=-8.934 degrees ! Estimated noise=1229.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309524 Jy ! Component: 100 - total flux cleaned = 0.00384763 Jy ! Component: 150 - total flux cleaned = 0.00450085 Jy ! Component: 200 - total flux cleaned = 0.00473428 Jy ! Total flux subtracted in 200 components = 0.00473428 Jy ! Clean residual min=-0.004418 max=0.006601 Jy/beam ! Clean residual mean=0.000657 rms=0.001842 Jy/beam ! Combined flux in latest and established models = 2.77275 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 = 0.000222472 Jy ! Component: 100 - total flux cleaned = 0.000534592 Jy ! Component: 150 - total flux cleaned = 0.000731773 Jy ! Component: 200 - total flux cleaned = 0.000914073 Jy ! Total flux subtracted in 200 components = 0.000914073 Jy ! Clean residual min=-0.004212 max=0.006378 Jy/beam ! Clean residual mean=0.000644 rms=0.001794 Jy/beam ! Combined flux in latest and established models = 2.77367 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 146 components and 2.77367 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.483 mas, bmaj=7.694 mas, bpa=-10.49 degrees ! Estimated noise=1025.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114136 Jy ! Component: 100 - total flux cleaned = -0.000715653 Jy ! Component: 150 - total flux cleaned = -0.000525954 Jy ! Component: 200 - total flux cleaned = -0.000525523 Jy ! Total flux subtracted in 200 components = -0.000525523 Jy ! Clean residual min=-0.006695 max=0.006210 Jy/beam ! Clean residual mean=0.000328 rms=0.001782 Jy/beam ! Combined flux in latest and established models = 2.77314 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 159 components and 2.77314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165262Jy sigma=0.001162 ! Fit after self-cal, rms=0.165266Jy sigma=0.001162 wmodel J0457-2324_S_2008_04_02_pus_map.mod ! Writing 159 model components to file: J0457-2324_S_2008_04_02_pus_map.mod wobs J0457-2324_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0457-2324_S_2008_04_02_pus_uvs.fits wwins J0457-2324_S_2008_04_02_pus_map.win ! wwins: Wrote 5 windows to J0457-2324_S_2008_04_02_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 = -0.00279633 Jy ! Component: 100 - total flux cleaned = -0.00401185 Jy ! Component: 150 - total flux cleaned = -0.00525253 Jy ! Component: 200 - total flux cleaned = -0.00584199 Jy ! Component: 250 - total flux cleaned = -0.00631824 Jy ! Component: 300 - total flux cleaned = -0.00677577 Jy ! Component: 350 - total flux cleaned = -0.00721808 Jy ! Component: 400 - total flux cleaned = -0.007476 Jy ! Component: 450 - total flux cleaned = -0.00772645 Jy ! Component: 500 - total flux cleaned = -0.00796911 Jy ! Component: 550 - total flux cleaned = -0.00804534 Jy ! Component: 600 - total flux cleaned = -0.00789088 Jy ! Component: 650 - total flux cleaned = -0.00766416 Jy ! Component: 700 - total flux cleaned = -0.00714934 Jy ! Component: 750 - total flux cleaned = -0.0068629 Jy ! Component: 800 - total flux cleaned = -0.00665089 Jy ! Component: 850 - total flux cleaned = -0.00595846 Jy ! Component: 900 - total flux cleaned = -0.0056888 Jy ! Component: 950 - total flux cleaned = -0.00542171 Jy ! Component: 1000 - total flux cleaned = -0.00483162 Jy ! Component: 1050 - total flux cleaned = -0.00425003 Jy ! Component: 1100 - total flux cleaned = -0.00348921 Jy ! Component: 1150 - total flux cleaned = -0.00292769 Jy ! Component: 1200 - total flux cleaned = -0.00237618 Jy ! Component: 1250 - total flux cleaned = -0.00201186 Jy ! Component: 1300 - total flux cleaned = -0.0014165 Jy ! Component: 1350 - total flux cleaned = -0.00106444 Jy ! Component: 1400 - total flux cleaned = -0.000831896 Jy ! Component: 1450 - total flux cleaned = -0.000488242 Jy ! Component: 1500 - total flux cleaned = 1.82378e-05 Jy ! Component: 1550 - total flux cleaned = 0.000240899 Jy ! Component: 1600 - total flux cleaned = 0.000459941 Jy ! Component: 1650 - total flux cleaned = 0.000784484 Jy ! Component: 1700 - total flux cleaned = 0.000945082 Jy ! Component: 1750 - total flux cleaned = 0.00126186 Jy ! Component: 1800 - total flux cleaned = 0.00157565 Jy ! Component: 1850 - total flux cleaned = 0.00193653 Jy ! Component: 1900 - total flux cleaned = 0.00224313 Jy ! Component: 1950 - total flux cleaned = 0.00259608 Jy ! Component: 2000 - total flux cleaned = 0.0029458 Jy ! Total flux subtracted in 2048 components = 0.00319285 Jy ! Clean residual min=-0.003089 max=0.002928 Jy/beam ! Clean residual mean=0.000279 rms=0.000969 Jy/beam ! Combined flux in latest and established models = 2.77633 Jy keep ! Adding 124 model components to the UV plane model. ! The established model now contains 281 components and 2.77633 Jy wmap "J0457-2324_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.483 x 7.694 at -10.49 degrees (North through East) ! Clean map min=-0.0078151 max=2.05 Jy/beam ! Writing clean map to FITS file: J0457-2324_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.04998 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000974325 device "J0457-2324_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.142586 0.142586 0.285171 0.570342 1.14068 2.28137 4.56274 9.12547 18.2509 36.5019 73.0038 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0029 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.049 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.483 x 7.694 at -10.49 degrees (North through East) ! Clean map min=-0.0078151 max=2.05 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0457-2324_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0457-2324_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0457-2324_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:36:27 2010