! Started logfile: J1147-3812_X_2001_07_05_pus_uvs.log on Wed Jul 4 20:42:34 2007 obs J1147-3812_X_2001_07_05_pus_uva.fits ! Reading UV FITS file: J1147-3812_X_2001_07_05_pus_uva.fits ! AN table 1: 19 integrations on 171 of 171 possible baselines. ! AN table 2: 57 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.052016 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-3812 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2370 lines of history. ! ! Reading 2704 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 = 256x256 pixels with 0.200x0.200 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 352 telescope corrections were flagged in sub-array 1. ! A total of 888 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 352 telescope corrections were flagged in sub-array 1. ! A total of 888 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 355 telescope corrections were flagged in sub-array 1. ! A total of 888 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 355 telescope corrections were flagged in sub-array 1. ! A total of 888 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.933472Jy sigma=0.005535 ! Fit after self-cal, rms=0.749570Jy sigma=0.003409 ! 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 ! Your choice of large map pixels excluded 2.39% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.6168 mas, bmaj=1.763 mas, bpa=-4.124 degrees ! Estimated noise=4666.63 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) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.95331 Jy ! Component: 100 - total flux cleaned = 1.17073 Jy ! Total flux subtracted in 100 components = 1.17073 Jy ! Clean residual min=-0.070984 max=0.132684 Jy/beam ! Clean residual mean=0.001218 rms=0.029430 Jy/beam ! Combined flux in latest and established models = 1.17073 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.17073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.690634Jy sigma=0.002401 ! Fit after self-cal, rms=0.690806Jy sigma=0.002401 ! Inverting map ! Your choice of large map pixels excluded 2.39% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 ! Your choice of large map pixels excluded 2.39% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.751 mas, bmaj=2.047 mas, bpa=-7.086 degrees ! Estimated noise=1762.02 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 = 0.168113 Jy ! Component: 100 - total flux cleaned = 0.239967 Jy ! Component: 150 - total flux cleaned = 0.273614 Jy ! Component: 200 - total flux cleaned = 0.289467 Jy ! Total flux subtracted in 200 components = 0.289467 Jy ! Clean residual min=-0.028134 max=0.032903 Jy/beam ! Clean residual mean=0.001330 rms=0.010057 Jy/beam ! Combined flux in latest and established models = 1.4602 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 1.4602 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.653077Jy sigma=0.001507 ! Fit after self-cal, rms=0.653421Jy sigma=0.001505 ! Inverting map ! Your choice of large map pixels excluded 2.39% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 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 1.00* KK 1.04 KP 0.95 ! LA 0.97 MC 1.00* MK 0.98 NL 1.31 ! NY 1.00* OV 1.00 PT 1.06 SC 1.03 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 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 1.00* KK 1.05 KP 0.93 ! LA 0.95 MC 1.00* MK 0.98 NL 1.30 ! NY 1.00* OV 0.99 PT 1.04 SC 0.97 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.01 KP 0.98 ! LA 0.96 MC 1.00* MK 1.00 NL 1.28 ! NY 1.00* OV 1.04 PT 1.07 SC 1.00 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.93 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.06 KP 0.95 ! LA 0.95 MC 1.00* MK 1.02 NL 1.30 ! NY 1.00* OV 1.01 PT 1.07 SC 1.04 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.653421Jy sigma=0.001505 ! Fit after self-cal, rms=0.753768Jy sigma=0.001226 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7544 mas, bmaj=2.049 mas, bpa=-7.028 degrees ! Estimated noise=1758.02 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 (2.6, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163094 Jy ! Component: 100 - total flux cleaned = 0.0174171 Jy ! Component: 150 - total flux cleaned = 0.0176209 Jy ! Component: 200 - total flux cleaned = 0.0179637 Jy ! Total flux subtracted in 200 components = 0.0179637 Jy ! Clean residual min=-0.007929 max=0.008436 Jy/beam ! Clean residual mean=0.000581 rms=0.002052 Jy/beam ! Combined flux in latest and established models = 1.47816 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 1.47816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.753086Jy sigma=0.001213 ! Fit after self-cal, rms=0.752981Jy sigma=0.001213 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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=0.752981Jy sigma=0.001213 ! Fit after self-cal, rms=0.751375Jy sigma=0.001212 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7541 mas, bmaj=2.049 mas, bpa=-7.016 degrees ! Estimated noise=1756.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00266732 Jy ! Component: 100 - total flux cleaned = 0.00340029 Jy ! Component: 150 - total flux cleaned = 0.00352611 Jy ! Component: 200 - total flux cleaned = 0.00363856 Jy ! Total flux subtracted in 200 components = 0.00363856 Jy ! Clean residual min=-0.006455 max=0.007335 Jy/beam ! Clean residual mean=0.000602 rms=0.001800 Jy/beam ! Combined flux in latest and established models = 1.4818 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 1.4818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.751196Jy sigma=0.001210 ! Fit after self-cal, rms=0.751176Jy sigma=0.001210 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 = 0.000314489 Jy ! Component: 100 - total flux cleaned = 0.000428905 Jy ! Component: 150 - total flux cleaned = 0.000335857 Jy ! Component: 200 - total flux cleaned = 0.000245955 Jy ! Total flux subtracted in 200 components = 0.000245955 Jy ! Clean residual min=-0.005899 max=0.007006 Jy/beam ! Clean residual mean=0.000605 rms=0.001730 Jy/beam ! Combined flux in latest and established models = 1.48205 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 40 components and 1.48205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.751083Jy sigma=0.001209 ! Fit after self-cal, rms=0.751072Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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=0.751072Jy sigma=0.001209 ! Fit after self-cal, rms=0.750639Jy sigma=0.001209 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.754 mas, bmaj=2.049 mas, bpa=-7.014 degrees ! Estimated noise=1757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100342 Jy ! Component: 100 - total flux cleaned = 0.00118139 Jy ! Component: 150 - total flux cleaned = 0.00126241 Jy ! Component: 200 - total flux cleaned = 0.0011892 Jy ! Total flux subtracted in 200 components = 0.0011892 Jy ! Clean residual min=-0.005209 max=0.006832 Jy/beam ! Clean residual mean=0.000644 rms=0.001637 Jy/beam ! Combined flux in latest and established models = 1.48324 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 1.48324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.750542Jy sigma=0.001208 ! Fit after self-cal, rms=0.750527Jy sigma=0.001208 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 = 4.08176e-05 Jy ! Component: 100 - total flux cleaned = 0.000114134 Jy ! Component: 150 - total flux cleaned = 4.47939e-05 Jy ! Component: 200 - total flux cleaned = -1.97253e-05 Jy ! Total flux subtracted in 200 components = -1.97253e-05 Jy ! Clean residual min=-0.004884 max=0.006642 Jy/beam ! Clean residual mean=0.000648 rms=0.001606 Jy/beam ! Combined flux in latest and established models = 1.48322 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 43 components and 1.48322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.750470Jy sigma=0.001207 ! Fit after self-cal, rms=0.750462Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.750462Jy sigma=0.001207 ! Fit after self-cal, rms=0.750586Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=2.892 mas, bmaj=9.796 mas, bpa=-0.7202 degrees ! Estimated noise=2390.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105994 Jy ! Component: 100 - total flux cleaned = 0.000907556 Jy ! Component: 150 - total flux cleaned = 0.000827667 Jy ! Component: 200 - total flux cleaned = 0.00075215 Jy ! Total flux subtracted in 200 components = 0.00075215 Jy ! Clean residual min=-0.004985 max=0.007817 Jy/beam ! Clean residual mean=0.001438 rms=0.002270 Jy/beam ! Combined flux in latest and established models = 1.48397 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 46 components and 1.48397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.750585Jy sigma=0.001207 ! Fit after self-cal, rms=0.750569Jy sigma=0.001207 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 = 0.000346749 Jy ! Component: 100 - total flux cleaned = 0.000318531 Jy ! Component: 150 - total flux cleaned = 0.000228859 Jy ! Component: 200 - total flux cleaned = 0.00014522 Jy ! Total flux subtracted in 200 components = 0.00014522 Jy ! Clean residual min=-0.005003 max=0.007826 Jy/beam ! Clean residual mean=0.001437 rms=0.002285 Jy/beam ! Combined flux in latest and established models = 1.48411 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 48 components and 1.48411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.750574Jy sigma=0.001207 ! Fit after self-cal, rms=0.750562Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec 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 ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7541 mas, bmaj=2.049 mas, bpa=-7.024 degrees ! Estimated noise=1757.73 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7541 x 2.049 at -7.024 degrees (North through East) ! Clean map min=-0.0044714 max=1.329 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=0.750562Jy sigma=0.001207 ! Fit after self-cal, rms=0.485304Jy sigma=0.001074 ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7539 mas, bmaj=2.049 mas, bpa=-7.01 degrees ! Estimated noise=1756.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000715929 Jy ! Component: 100 - total flux cleaned = -0.000717302 Jy ! Component: 150 - total flux cleaned = -0.00071666 Jy ! Component: 200 - total flux cleaned = -0.000812504 Jy ! Total flux subtracted in 200 components = -0.000812504 Jy ! Clean residual min=-0.003678 max=0.005766 Jy/beam ! Clean residual mean=0.000708 rms=0.001478 Jy/beam ! Combined flux in latest and established models = 1.4833 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 1.4833 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.485244Jy sigma=0.001073 ! Fit after self-cal, rms=0.485238Jy sigma=0.001073 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.04278e-05 Jy ! Component: 100 - total flux cleaned = -3.56935e-06 Jy ! Component: 150 - total flux cleaned = -8.86679e-05 Jy ! Component: 200 - total flux cleaned = -0.00012825 Jy ! Total flux subtracted in 200 components = -0.00012825 Jy ! Clean residual min=-0.003607 max=0.005755 Jy/beam ! Clean residual mean=0.000711 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 1.48317 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 54 components and 1.48317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.485202Jy sigma=0.001073 ! Fit after self-cal, rms=0.485197Jy sigma=0.001073 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.485197Jy sigma=0.001073 ! Fit after self-cal, rms=0.483489Jy sigma=0.001073 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 ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.6132 mas, bmaj=1.726 mas, bpa=-4.491 degrees ! Estimated noise=4043 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.00486 Jy ! Component: 100 - total flux cleaned = 1.23309 Jy ! Component: 150 - total flux cleaned = 1.32523 Jy ! Component: 200 - total flux cleaned = 1.37754 Jy ! Total flux subtracted in 200 components = 1.37754 Jy ! Clean residual min=-0.023156 max=0.027174 Jy/beam ! Clean residual mean=0.000614 rms=0.007963 Jy/beam ! Combined flux in latest and established models = 1.37754 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 14 model components to the UV plane model. ! The established model now contains 14 components and 1.37754 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.754 mas, bmaj=2.049 mas, bpa=-7.019 degrees ! Estimated noise=1756.32 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 = 0.0460642 Jy ! Component: 100 - total flux cleaned = 0.0702483 Jy ! Component: 150 - total flux cleaned = 0.0844967 Jy ! Component: 200 - total flux cleaned = 0.0937196 Jy ! Total flux subtracted in 200 components = 0.0937196 Jy ! Clean residual min=-0.004453 max=0.006030 Jy/beam ! Clean residual mean=0.000916 rms=0.001963 Jy/beam ! Combined flux in latest and established models = 1.47126 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 39 components and 1.47126 Jy ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=2.891 mas, bmaj=9.801 mas, bpa=-0.733 degrees ! Estimated noise=2389.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0067461 Jy ! Component: 100 - total flux cleaned = 0.00950824 Jy ! Component: 150 - total flux cleaned = 0.0108461 Jy ! Component: 200 - total flux cleaned = 0.0110856 Jy ! Total flux subtracted in 200 components = 0.0110856 Jy ! Clean residual min=-0.004325 max=0.006647 Jy/beam ! Clean residual mean=0.001546 rms=0.002026 Jy/beam ! Combined flux in latest and established models = 1.48235 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 = 6.14536e-05 Jy ! Component: 100 - total flux cleaned = 0.000173827 Jy ! Component: 150 - total flux cleaned = 0.000255146 Jy ! Component: 200 - total flux cleaned = 0.000327503 Jy ! Total flux subtracted in 200 components = 0.000327503 Jy ! Clean residual min=-0.004317 max=0.006687 Jy/beam ! Clean residual mean=0.001534 rms=0.002028 Jy/beam ! Combined flux in latest and established models = 1.48267 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 53 components and 1.48267 Jy ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.754 mas, bmaj=2.049 mas, bpa=-7.019 degrees ! Estimated noise=1756.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000152873 Jy ! Component: 100 - total flux cleaned = -1.68715e-05 Jy ! Component: 150 - total flux cleaned = 0.000214808 Jy ! Component: 200 - total flux cleaned = 0.00021477 Jy ! Total flux subtracted in 200 components = 0.00021477 Jy ! Clean residual min=-0.004188 max=0.005403 Jy/beam ! Clean residual mean=0.000713 rms=0.001550 Jy/beam ! Combined flux in latest and established models = 1.48289 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 1.48289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.483560Jy sigma=0.001076 ! Fit after self-cal, rms=0.483532Jy sigma=0.001075 wmodel J1147-3812_X_2001_07_05_pus_map.mod ! Writing 65 model components to file: J1147-3812_X_2001_07_05_pus_map.mod wobs J1147-3812_X_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J1147-3812_X_2001_07_05_pus_uvs.fits wwins J1147-3812_X_2001_07_05_pus_map.win ! wwins: Wrote 2 windows to J1147-3812_X_2001_07_05_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024327 Jy ! Component: 100 - total flux cleaned = 0.00455251 Jy ! Component: 150 - total flux cleaned = 0.00614976 Jy ! Component: 200 - total flux cleaned = 0.00739402 Jy ! Component: 250 - total flux cleaned = 0.00868108 Jy ! Component: 300 - total flux cleaned = 0.0100239 Jy ! Component: 350 - total flux cleaned = 0.0112983 Jy ! Component: 400 - total flux cleaned = 0.0125107 Jy ! Component: 450 - total flux cleaned = 0.0137273 Jy ! Component: 500 - total flux cleaned = 0.0149519 Jy ! Component: 550 - total flux cleaned = 0.0161357 Jy ! Component: 600 - total flux cleaned = 0.0171954 Jy ! Component: 650 - total flux cleaned = 0.0182776 Jy ! Component: 700 - total flux cleaned = 0.0192438 Jy ! Component: 750 - total flux cleaned = 0.0202786 Jy ! Component: 800 - total flux cleaned = 0.0210279 Jy ! Component: 850 - total flux cleaned = 0.0217206 Jy ! Component: 900 - total flux cleaned = 0.0224868 Jy ! Component: 950 - total flux cleaned = 0.0232407 Jy ! Component: 1000 - total flux cleaned = 0.0239838 Jy ! Total flux subtracted in 1024 components = 0.0243106 Jy ! Clean residual min=-0.002458 max=0.003112 Jy/beam ! Clean residual mean=0.000349 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 1.5072 Jy keep ! Adding 59 model components to the UV plane model. ! The established model now contains 124 components and 1.5072 Jy wmap "J1147-3812_X_2001_07_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.754 x 2.049 at -7.019 degrees (North through East) ! Clean map min=-0.0024571 max=1.3247 Jy/beam ! Writing clean map to FITS file: J1147-3812_X_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.32472 invert ! Inverting map ! Your choice of large map pixels excluded 2.43% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000796922 device "J1147-3812_X_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_X_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.180474 0.180474 0.360947 0.721895 1.44379 2.88758 5.77516 11.5503 23.1006 46.2013 92.4025 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.324 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.754 x 2.049 at -7.019 degrees (North through East) ! Clean map min=-0.0024571 max=1.3247 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_X_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_X_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1147-3812_X_2001_07_05_pus_uvs.log closed on Wed Jul 4 20:42:58 2007