! Started logfile: J1127-1857_S_2000_12_04_pus_uvs.log on Thu Oct 18 16:27:45 2007 obs J1127-1857_S_2000_12_04_pus_uva.fits ! Reading UV FITS file: J1127-1857_S_2000_12_04_pus_uva.fits ! AN table 1: 30 integrations on 190 of 190 possible baselines. ! AN table 2: 97 integrations on 190 of 190 possible baselines. ! AN table 3: 17 integrations on 190 of 190 possible baselines. ! AN table 4: 27 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0679286 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2173 lines of history. ! ! Reading 8828 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 J1127-1857_S_2000_12_04_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 393 telescope corrections were flagged in sub-array 1. ! A total of 1799 telescope corrections were flagged in sub-array 2. ! A total of 228 telescope corrections were flagged in sub-array 3. ! A total of 473 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 393 telescope corrections were flagged in sub-array 1. ! A total of 1799 telescope corrections were flagged in sub-array 2. ! A total of 228 telescope corrections were flagged in sub-array 3. ! A total of 473 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 393 telescope corrections were flagged in sub-array 1. ! A total of 1800 telescope corrections were flagged in sub-array 2. ! A total of 228 telescope corrections were flagged in sub-array 3. ! A total of 470 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 393 telescope corrections were flagged in sub-array 1. ! A total of 1799 telescope corrections were flagged in sub-array 2. ! A total of 228 telescope corrections were flagged in sub-array 3. ! A total of 470 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.530999Jy sigma=0.004068 ! Fit after self-cal, rms=0.288272Jy sigma=0.002016 ! 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=2.441 mas, bmaj=6.371 mas, bpa=-7.735 degrees ! Estimated noise=1394.9 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.688561 Jy ! Component: 100 - total flux cleaned = 0.840845 Jy ! Total flux subtracted in 100 components = 0.840845 Jy ! Clean residual min=-0.019545 max=0.047809 Jy/beam ! Clean residual mean=-0.000232 rms=0.005681 Jy/beam ! Combined flux in latest and established models = 0.840845 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.840845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264977Jy sigma=0.001932 ! Fit after self-cal, rms=0.264944Jy sigma=0.001932 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0446716 Jy ! Component: 100 - total flux cleaned = 0.0670698 Jy ! Total flux subtracted in 100 components = 0.0670698 Jy ! Clean residual min=-0.016778 max=0.023152 Jy/beam ! Clean residual mean=-0.000480 rms=0.004676 Jy/beam ! Combined flux in latest and established models = 0.907914 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.907914 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258870Jy sigma=0.001835 ! Fit after self-cal, rms=0.258807Jy sigma=0.001835 ! 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=3.024 mas, bmaj=7.714 mas, bpa=-9.638 degrees ! Estimated noise=960.341 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 = 0.0142613 Jy ! Component: 100 - total flux cleaned = 0.0181243 Jy ! Component: 150 - total flux cleaned = 0.0181149 Jy ! Component: 200 - total flux cleaned = 0.0183251 Jy ! Total flux subtracted in 200 components = 0.0183251 Jy ! Clean residual min=-0.015307 max=0.013837 Jy/beam ! Clean residual mean=-0.001708 rms=0.003979 Jy/beam ! Combined flux in latest and established models = 0.926239 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 0.926239 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258439Jy sigma=0.001824 ! Fit after self-cal, rms=0.258430Jy sigma=0.001824 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 0.99 KP 1.00 ! LA 1.03 MA 1.00* MC 1.00* MK 0.96 ! NL 0.95 NY 1.00* OV 0.94 PT 0.97 ! SC 1.04 TS 1.00* WF 1.64 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 0.93 KK 1.00* KP 0.93 ! LA 0.99 MA 1.00* MC 1.00* MK 1.06 ! NL 0.96 NY 1.00* OV 0.96 PT 0.97 ! SC 0.99 TS 1.00* WF 1.00 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.95 KP 1.01 ! LA 1.06 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 1.00* WF 1.00* WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.92 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.59 MC 1.18 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.26 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.04 KK 0.97 KP 0.97 ! LA 0.97 MA 1.00* MC 1.00* MK 0.99 ! NL 0.90 NY 1.00* OV 0.91 PT 0.98 ! SC 0.99 TS 1.00* WF 1.87 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 0.95 KK 1.00* KP 0.96 ! LA 0.97 MA 1.00* MC 1.00* MK 1.06 ! NL 0.94 NY 1.00* OV 0.94 PT 1.00 ! SC 0.96 TS 1.00* WF 0.94 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.99 KP 1.00 ! LA 1.03 MA 1.00* MC 1.00* MK 1.00 ! NL 1.00 NY 1.00* OV 0.96 PT 1.02 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.83 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.58 MC 1.06 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.41 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.11 KK 0.94 KP 1.00 ! LA 1.05 MA 1.00* MC 1.00* MK 0.96 ! NL 1.00 NY 1.00* OV 1.00 PT 1.01 ! SC 1.02 TS 1.00* WF 0.98 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.10 GC 1.00* GG 1.00* ! HH 1.00* HN 1.57 KK 1.00* KP 0.95 ! LA 1.24 MA 1.00* MC 1.00* MK 1.09 ! NL 1.34 NY 1.00* OV 1.18 PT 1.26 ! SC 0.96 TS 1.00* WF 1.11 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.04 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.02 KP 1.08 ! LA 1.09 MA 1.00* MC 1.00* MK 0.96 ! NL 1.08 NY 1.00* OV 1.05 PT 1.08 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.94 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.26 MC 1.26 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.09 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.05 KK 1.00 KP 0.95 ! LA 0.98 MA 1.00* MC 1.00* MK 0.99 ! NL 0.95 NY 1.00* OV 0.95 PT 0.98 ! SC 1.05 TS 1.00* WF 1.11 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 0.95 KK 1.00* KP 0.98 ! LA 0.99 MA 1.00* MC 1.00* MK 1.04 ! NL 0.97 NY 1.00* OV 0.97 PT 1.01 ! SC 1.02 TS 1.00* WF 0.97 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.01 KP 1.00 ! LA 1.01 MA 1.00* MC 1.00* MK 1.00 ! NL 1.03 NY 1.00* OV 1.02 PT 1.04 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 0.84 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.07 MC 1.42 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00* WF 1.00* WZ 1.55 ! ! ! Fit before self-cal, rms=0.258430Jy sigma=0.001824 ! Fit after self-cal, rms=0.290855Jy sigma=0.001662 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.031 mas, bmaj=8.311 mas, bpa=-9.168 degrees ! Estimated noise=962.744 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 = 0.00028147 Jy ! Component: 100 - total flux cleaned = 0.00034207 Jy ! Component: 150 - total flux cleaned = 0.000393737 Jy ! Component: 200 - total flux cleaned = 0.00043684 Jy ! Total flux subtracted in 200 components = 0.00043684 Jy ! Clean residual min=-0.005714 max=0.005009 Jy/beam ! Clean residual mean=-0.000212 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 0.926676 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.926676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290821Jy sigma=0.001662 ! Fit after self-cal, rms=0.292105Jy sigma=0.001660 ! 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=0.292105Jy sigma=0.001660 ! Fit after self-cal, rms=0.296040Jy sigma=0.001660 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.029 mas, bmaj=8.315 mas, bpa=-9.185 degrees ! Estimated noise=963.009 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.60087e-06 Jy ! Component: 100 - total flux cleaned = 5.51466e-05 Jy ! Component: 150 - total flux cleaned = 5.70264e-05 Jy ! Component: 200 - total flux cleaned = 0.000101089 Jy ! Total flux subtracted in 200 components = 0.000101089 Jy ! Clean residual min=-0.005846 max=0.005165 Jy/beam ! Clean residual mean=-0.000211 rms=0.001517 Jy/beam ! Combined flux in latest and established models = 0.926777 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.926777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296009Jy sigma=0.001660 ! Fit after self-cal, rms=0.296165Jy sigma=0.001660 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 = -0.000160989 Jy ! Component: 100 - total flux cleaned = -0.000160124 Jy ! Component: 150 - total flux cleaned = -0.000161995 Jy ! Component: 200 - total flux cleaned = -0.000161171 Jy ! Total flux subtracted in 200 components = -0.000161171 Jy ! Clean residual min=-0.005849 max=0.005171 Jy/beam ! Clean residual mean=-0.000210 rms=0.001514 Jy/beam ! Combined flux in latest and established models = 0.926616 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.926616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296152Jy sigma=0.001659 ! Fit after self-cal, rms=0.296162Jy sigma=0.001659 ! 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=0.296162Jy sigma=0.001659 ! Fit after self-cal, rms=0.296919Jy sigma=0.001659 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.028 mas, bmaj=8.327 mas, bpa=-9.201 degrees ! Estimated noise=963.326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.78168e-06 Jy ! Component: 100 - total flux cleaned = -7.3217e-06 Jy ! Component: 150 - total flux cleaned = 3.0159e-05 Jy ! Component: 200 - total flux cleaned = 6.10534e-05 Jy ! Total flux subtracted in 200 components = 6.10534e-05 Jy ! Clean residual min=-0.005944 max=0.005147 Jy/beam ! Clean residual mean=-0.000217 rms=0.001513 Jy/beam ! Combined flux in latest and established models = 0.926677 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 47 components and 0.926677 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296900Jy sigma=0.001659 ! Fit after self-cal, rms=0.296918Jy sigma=0.001659 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 = -6.31101e-05 Jy ! Component: 100 - total flux cleaned = -6.25544e-05 Jy ! Component: 150 - total flux cleaned = -6.3086e-05 Jy ! Component: 200 - total flux cleaned = -6.13003e-05 Jy ! Total flux subtracted in 200 components = -6.13003e-05 Jy ! Clean residual min=-0.005940 max=0.005149 Jy/beam ! Clean residual mean=-0.000217 rms=0.001512 Jy/beam ! Combined flux in latest and established models = 0.926616 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 48 components and 0.926616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296910Jy sigma=0.001659 ! Fit after self-cal, rms=0.296916Jy sigma=0.001659 ! 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=0.296916Jy sigma=0.001659 ! Fit after self-cal, rms=0.297183Jy sigma=0.001659 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.584 mas, bmaj=16.26 mas, bpa=2.449 degrees ! Estimated noise=1223.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000555288 Jy ! Component: 100 - total flux cleaned = -0.000556944 Jy ! Component: 150 - total flux cleaned = -0.000576904 Jy ! Component: 200 - total flux cleaned = -0.000577355 Jy ! Total flux subtracted in 200 components = -0.000577355 Jy ! Clean residual min=-0.006755 max=0.005022 Jy/beam ! Clean residual mean=-0.000455 rms=0.001894 Jy/beam ! Combined flux in latest and established models = 0.926039 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.926039 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297188Jy sigma=0.001659 ! Fit after self-cal, rms=0.297181Jy sigma=0.001659 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 = 3.51031e-05 Jy ! Component: 100 - total flux cleaned = 3.4357e-05 Jy ! Component: 150 - total flux cleaned = 1.2831e-06 Jy ! Component: 200 - total flux cleaned = -1.342e-05 Jy ! Total flux subtracted in 200 components = -1.342e-05 Jy ! Clean residual min=-0.006737 max=0.005013 Jy/beam ! Clean residual mean=-0.000457 rms=0.001893 Jy/beam ! Combined flux in latest and established models = 0.926025 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 62 components and 0.926025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297185Jy sigma=0.001659 ! Fit after self-cal, rms=0.297182Jy sigma=0.001659 ! 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=3.027 mas, bmaj=8.335 mas, bpa=-9.213 degrees ! Estimated noise=963.61 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.027 x 8.335 at -9.213 degrees (North through East) ! Clean map min=-0.0056506 max=0.89497 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=0.297182Jy sigma=0.001659 ! Fit after self-cal, rms=0.422102Jy sigma=0.001526 ! Inverting map and beam ! Estimated beam: bmin=3.033 mas, bmaj=8.351 mas, bpa=-9.16 degrees ! Estimated noise=963.954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000809074 Jy ! Component: 100 - total flux cleaned = -0.000893441 Jy ! Component: 150 - total flux cleaned = -0.00096021 Jy ! Component: 200 - total flux cleaned = -0.00104275 Jy ! Total flux subtracted in 200 components = -0.00104275 Jy ! Clean residual min=-0.006238 max=0.005083 Jy/beam ! Clean residual mean=-0.000186 rms=0.001501 Jy/beam ! Combined flux in latest and established models = 0.924983 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 65 components and 0.924983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.422078Jy sigma=0.001526 ! Fit after self-cal, rms=0.422100Jy sigma=0.001526 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.18328e-05 Jy ! Component: 100 - total flux cleaned = -0.000166492 Jy ! Component: 150 - total flux cleaned = -0.00023337 Jy ! Component: 200 - total flux cleaned = -0.000254901 Jy ! Total flux subtracted in 200 components = -0.000254901 Jy ! Clean residual min=-0.006246 max=0.005064 Jy/beam ! Clean residual mean=-0.000183 rms=0.001502 Jy/beam ! Combined flux in latest and established models = 0.924728 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 66 components and 0.924728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.422088Jy sigma=0.001526 ! Fit after self-cal, rms=0.422096Jy sigma=0.001526 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.422096Jy sigma=0.001526 ! Fit after self-cal, rms=0.515975Jy sigma=0.001526 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=2.454 mas, bmaj=6.526 mas, bpa=-7.496 degrees ! Estimated noise=1421.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.694354 Jy ! Component: 100 - total flux cleaned = 0.846131 Jy ! Component: 150 - total flux cleaned = 0.8865 Jy ! Component: 200 - total flux cleaned = 0.90318 Jy ! Total flux subtracted in 200 components = 0.90318 Jy ! Clean residual min=-0.006960 max=0.008938 Jy/beam ! Clean residual mean=-0.000020 rms=0.002141 Jy/beam ! Combined flux in latest and established models = 0.90318 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.90318 Jy ! Inverting map and beam ! Estimated beam: bmin=3.033 mas, bmaj=8.362 mas, bpa=-9.172 degrees ! Estimated noise=963.697 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 = 0.011492 Jy ! Component: 100 - total flux cleaned = 0.017041 Jy ! Component: 150 - total flux cleaned = 0.0192692 Jy ! Component: 200 - total flux cleaned = 0.0194504 Jy ! Total flux subtracted in 200 components = 0.0194504 Jy ! Clean residual min=-0.006565 max=0.005447 Jy/beam ! Clean residual mean=-0.000165 rms=0.001542 Jy/beam ! Combined flux in latest and established models = 0.92263 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 0.92263 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=7.584 mas, bmaj=16.28 mas, bpa=2.462 degrees ! Estimated noise=1221.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000685556 Jy ! Component: 100 - total flux cleaned = 0.000841603 Jy ! Component: 150 - total flux cleaned = 0.000843401 Jy ! Component: 200 - total flux cleaned = 0.000886619 Jy ! Total flux subtracted in 200 components = 0.000886619 Jy ! Clean residual min=-0.007005 max=0.005675 Jy/beam ! Clean residual mean=-0.000377 rms=0.002015 Jy/beam ! Combined flux in latest and established models = 0.923517 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 = 3.7805e-05 Jy ! Component: 100 - total flux cleaned = 7.0626e-05 Jy ! Component: 150 - total flux cleaned = 9.94933e-05 Jy ! Component: 200 - total flux cleaned = 9.73831e-05 Jy ! Total flux subtracted in 200 components = 9.73831e-05 Jy ! Clean residual min=-0.006966 max=0.005588 Jy/beam ! Clean residual mean=-0.000380 rms=0.002006 Jy/beam ! Combined flux in latest and established models = 0.923614 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.923614 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.033 mas, bmaj=8.362 mas, bpa=-9.172 degrees ! Estimated noise=963.697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00049981 Jy ! Component: 100 - total flux cleaned = 0.000653378 Jy ! Component: 150 - total flux cleaned = 0.000715859 Jy ! Component: 200 - total flux cleaned = 0.000659959 Jy ! Total flux subtracted in 200 components = 0.000659959 Jy ! Clean residual min=-0.006345 max=0.005308 Jy/beam ! Clean residual mean=-0.000186 rms=0.001513 Jy/beam ! Combined flux in latest and established models = 0.924274 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 0.924274 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.515955Jy sigma=0.001526 ! Fit after self-cal, rms=0.515974Jy sigma=0.001526 wmodel J1127-1857_S_2000_12_04_pus_map.mod ! Writing 41 model components to file: J1127-1857_S_2000_12_04_pus_map.mod wobs J1127-1857_S_2000_12_04_pus_uvs.fits ! Writing UV FITS file: J1127-1857_S_2000_12_04_pus_uvs.fits wwins J1127-1857_S_2000_12_04_pus_map.win ! wwins: Wrote 1 windows to J1127-1857_S_2000_12_04_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 = -0.00189514 Jy ! Component: 100 - total flux cleaned = -0.00171245 Jy ! Component: 150 - total flux cleaned = -0.0018822 Jy ! Component: 200 - total flux cleaned = -0.00204314 Jy ! Component: 250 - total flux cleaned = -0.00220018 Jy ! Component: 300 - total flux cleaned = -0.00258002 Jy ! Component: 350 - total flux cleaned = -0.00279951 Jy ! Component: 400 - total flux cleaned = -0.00308626 Jy ! Component: 450 - total flux cleaned = -0.00343625 Jy ! Component: 500 - total flux cleaned = -0.00384898 Jy ! Component: 550 - total flux cleaned = -0.00438789 Jy ! Component: 600 - total flux cleaned = -0.0047184 Jy ! Component: 650 - total flux cleaned = -0.0053049 Jy ! Component: 700 - total flux cleaned = -0.00569009 Jy ! Component: 750 - total flux cleaned = -0.00625951 Jy ! Component: 800 - total flux cleaned = -0.00663453 Jy ! Component: 850 - total flux cleaned = -0.0071892 Jy ! Component: 900 - total flux cleaned = -0.00755374 Jy ! Component: 950 - total flux cleaned = -0.00785432 Jy ! Component: 1000 - total flux cleaned = -0.00838928 Jy ! Component: 1050 - total flux cleaned = -0.00868283 Jy ! Component: 1100 - total flux cleaned = -0.0089732 Jy ! Component: 1150 - total flux cleaned = -0.00937547 Jy ! Component: 1200 - total flux cleaned = -0.00977343 Jy ! Component: 1250 - total flux cleaned = -0.0100548 Jy ! Component: 1300 - total flux cleaned = -0.0104442 Jy ! Component: 1350 - total flux cleaned = -0.010665 Jy ! Component: 1400 - total flux cleaned = -0.0108837 Jy ! Component: 1450 - total flux cleaned = -0.0113166 Jy ! Component: 1500 - total flux cleaned = -0.0116916 Jy ! Component: 1550 - total flux cleaned = -0.01201 Jy ! Component: 1600 - total flux cleaned = -0.0124308 Jy ! Component: 1650 - total flux cleaned = -0.0128477 Jy ! Component: 1700 - total flux cleaned = -0.0131063 Jy ! Component: 1750 - total flux cleaned = -0.0134655 Jy ! Component: 1800 - total flux cleaned = -0.0138721 Jy ! Component: 1850 - total flux cleaned = -0.0141242 Jy ! Component: 1900 - total flux cleaned = -0.0145742 Jy ! Component: 1950 - total flux cleaned = -0.0150198 Jy ! Component: 2000 - total flux cleaned = -0.0152158 Jy ! Total flux subtracted in 2048 components = -0.0155569 Jy ! Clean residual min=-0.003654 max=0.002957 Jy/beam ! Clean residual mean=-0.000138 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.908717 Jy keep ! Adding 139 model components to the UV plane model. ! The established model now contains 180 components and 0.908717 Jy ![Exited script file: muppet] wmap "J1127-1857_S_2000_12_04_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.033 x 8.362 at -9.172 degrees (North through East) ! Clean map min=-0.005484 max=0.89557 Jy/beam ! Writing clean map to FITS file: J1127-1857_S_2000_12_04_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.895567 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00101754 device "J1127-1857_S_2000_12_04_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_S_2000_12_04_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.340859 0.340859 0.681718 1.36344 2.72687 5.45375 10.9075 21.815 43.63 87.2599 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.003 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.895 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.033 x 8.362 at -9.172 degrees (North through East) ! Clean map min=-0.005484 max=0.89557 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1127-1857_S_2000_12_04_pus\_map.gif/vgif" ! Attempting to open device: 'J1127-1857_S_2000_12_04_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1127-1857_S_2000_12_04_pus_uvs.log closed on Thu Oct 18 16:27:53 2007