! Started logfile: J1924-2914_S_2011_06_28_pus_uvs.log on Tue Apr 24 22:44:54 2012 obs J1924-2914_S_2011_06_28_pus_uva.fits ! Reading UV FITS file: J1924-2914_S_2011_06_28_pus_uva.fits ! AN table 1: 72 integrations on 153 of 153 possible baselines. ! AN table 2: 103 integrations on 153 of 153 possible baselines. ! AN table 3: 7 integrations on 153 of 153 possible baselines. ! AN table 4: 20 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0277292 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1924-2914 ! ! 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 4589 lines of history. ! ! Reading 3428 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 J1924-2914_S_2011_06_28_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 1055 telescope corrections were flagged in sub-array 1. ! A total of 1716 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 306 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1055 telescope corrections were flagged in sub-array 1. ! A total of 1716 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 306 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1055 telescope corrections were flagged in sub-array 1. ! A total of 1706 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 306 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1055 telescope corrections were flagged in sub-array 1. ! A total of 1706 telescope corrections were flagged in sub-array 2. ! A total of 126 telescope corrections were flagged in sub-array 3. ! A total of 306 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=7.206931Jy sigma=0.068922 ! Fit after self-cal, rms=7.184437Jy sigma=0.069305 ! 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=2.646 mas, bmaj=4.759 mas, bpa=1.138 degrees ! Estimated noise=1967.34 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 = 5.63078 Jy ! Component: 100 - total flux cleaned = 7.13137 Jy ! Total flux subtracted in 100 components = 7.13137 Jy ! Clean residual min=-0.262231 max=0.702069 Jy/beam ! Clean residual mean=0.027713 rms=0.128997 Jy/beam ! Combined flux in latest and established models = 7.13137 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 7.13137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.992644Jy sigma=0.019173 ! Fit after self-cal, rms=1.992370Jy sigma=0.019171 ! 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=3.242 mas, bmaj=5.866 mas, bpa=1.107 degrees ! Estimated noise=1454.47 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 = 1.33867 Jy ! Component: 100 - total flux cleaned = 1.98205 Jy ! Component: 150 - total flux cleaned = 2.32393 Jy ! Component: 200 - total flux cleaned = 2.50779 Jy ! Total flux subtracted in 200 components = 2.50779 Jy ! Clean residual min=-0.177965 max=0.251041 Jy/beam ! Clean residual mean=0.011016 rms=0.066210 Jy/beam ! Combined flux in latest and established models = 9.63916 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 41 components and 9.63916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.054284Jy sigma=0.007670 ! Fit after self-cal, rms=1.053710Jy sigma=0.007665 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 FT 1.00* HH 1.00* ! HN 1.00* KK 0.96 KP 0.96 MC 1.00* ! MK 1.00 NL 1.14 NY 1.00* OV 0.95 ! PT 0.99 SC 1.05 SH 1.00* TS 1.00* ! WF 1.47 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 FT 1.00* HH 1.00* ! HN 1.00* KK 0.93 KP 1.11 MC 1.00* ! MK 1.00 NL 1.00* NY 1.00* OV 1.03 ! PT 1.00* SC 1.00* SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 FT 1.00* HH 1.00* ! HN 1.00* KK 0.94 KP 0.99 MC 1.00* ! MK 0.99 NL 1.12 NY 1.00* OV 1.00 ! PT 0.97 SC 1.00 SH 1.00* TS 1.00* ! WF 1.46 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 FT 1.00* HH 1.00* ! HN 1.00* KK 0.92 KP 1.16 MC 1.00* ! MK 0.98 NL 1.00* NY 1.00* OV 1.07 ! PT 1.00* SC 1.00* SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 FT 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 0.99 MC 1.00* ! MK 0.98 NL 1.16 NY 1.00* OV 1.01 ! PT 1.01 SC 1.02 SH 1.00* TS 1.00* ! WF 1.52 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 FT 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 1.14 MC 1.00* ! MK 0.99 NL 1.00* NY 1.00* OV 1.08 ! PT 1.00* SC 1.00* SH 1.00* TS 1.44 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 FT 1.00* HH 1.00* ! HN 1.00* KK 1.02 KP 1.00 MC 1.00* ! MK 1.00 NL 1.06 NY 1.00* OV 1.00 ! PT 0.98 SC 0.97 SH 1.00* TS 1.00* ! WF 1.49 WZ 1.00* ! ! A total of 84 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.90 FT 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 1.13 MC 1.00* ! MK 1.01 NL 1.00* NY 1.00* OV 1.04 ! PT 1.00* SC 1.00* SH 1.00* TS 1.24 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=1.053710Jy sigma=0.007665 ! Fit after self-cal, rms=0.501455Jy sigma=0.004587 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.126 mas, bmaj=9.069 mas, bpa=-2.559 degrees ! Estimated noise=1577.2 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 = -0.00330945 Jy ! Component: 100 - total flux cleaned = -0.0109351 Jy ! Component: 150 - total flux cleaned = -0.0147644 Jy ! Component: 200 - total flux cleaned = -0.0161977 Jy ! Total flux subtracted in 200 components = -0.0161977 Jy ! Clean residual min=-0.100114 max=0.119611 Jy/beam ! Clean residual mean=-0.003960 rms=0.028697 Jy/beam ! Combined flux in latest and established models = 9.62296 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 46 components and 9.62296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.479446Jy sigma=0.004382 ! Fit after self-cal, rms=0.479618Jy sigma=0.004380 ! 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=0.479618Jy sigma=0.004380 ! Fit after self-cal, rms=0.430257Jy sigma=0.003784 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.13 mas, bmaj=9.092 mas, bpa=-2.669 degrees ! Estimated noise=1579.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00688274 Jy ! Component: 100 - total flux cleaned = 0.00257377 Jy ! Component: 150 - total flux cleaned = 0.000387676 Jy ! Component: 200 - total flux cleaned = -0.0013723 Jy ! Total flux subtracted in 200 components = -0.0013723 Jy ! Clean residual min=-0.079381 max=0.124285 Jy/beam ! Clean residual mean=-0.001967 rms=0.024352 Jy/beam ! Combined flux in latest and established models = 9.62159 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 9.62159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.421694Jy sigma=0.003701 ! Fit after self-cal, rms=0.421184Jy sigma=0.003699 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 (16, 16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.102934 Jy ! Component: 100 - total flux cleaned = 0.139677 Jy ! Component: 150 - total flux cleaned = 0.146796 Jy ! Component: 200 - total flux cleaned = 0.146793 Jy ! Total flux subtracted in 200 components = 0.146793 Jy ! Clean residual min=-0.069618 max=0.060559 Jy/beam ! Clean residual mean=-0.004674 rms=0.018004 Jy/beam ! Combined flux in latest and established models = 9.76838 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 75 components and 9.76838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.390412Jy sigma=0.003386 ! Fit after self-cal, rms=0.389155Jy sigma=0.003360 ! 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=0.389155Jy sigma=0.003360 ! Fit after self-cal, rms=0.347892Jy sigma=0.002996 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.128 mas, bmaj=9.07 mas, bpa=-2.74 degrees ! Estimated noise=1578.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0672145 Jy ! Component: 100 - total flux cleaned = 0.0828743 Jy ! Component: 150 - total flux cleaned = 0.0840563 Jy ! Component: 200 - total flux cleaned = 0.0840322 Jy ! Total flux subtracted in 200 components = 0.0840322 Jy ! Clean residual min=-0.058120 max=0.061940 Jy/beam ! Clean residual mean=-0.002076 rms=0.013833 Jy/beam ! Combined flux in latest and established models = 9.85241 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 89 components and 9.85241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331204Jy sigma=0.002843 ! Fit after self-cal, rms=0.330978Jy sigma=0.002828 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 = 0.0124037 Jy ! Component: 100 - total flux cleaned = 0.0124374 Jy ! Component: 150 - total flux cleaned = 0.0141106 Jy ! Component: 200 - total flux cleaned = 0.0148317 Jy ! Total flux subtracted in 200 components = 0.0148317 Jy ! Clean residual min=-0.058127 max=0.053132 Jy/beam ! Clean residual mean=-0.002290 rms=0.013072 Jy/beam ! Combined flux in latest and established models = 9.86724 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 103 components and 9.86724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.325484Jy sigma=0.002781 ! Fit after self-cal, rms=0.325339Jy sigma=0.002777 ! 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=0.325339Jy sigma=0.002777 ! Fit after self-cal, rms=0.321917Jy sigma=0.002734 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.616 mas, bmaj=16.83 mas, bpa=10.74 degrees ! Estimated noise=2029.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0292799 Jy ! Component: 100 - total flux cleaned = 0.0284577 Jy ! Component: 150 - total flux cleaned = 0.0272045 Jy ! Component: 200 - total flux cleaned = 0.026705 Jy ! Total flux subtracted in 200 components = 0.026705 Jy ! Clean residual min=-0.045921 max=0.036371 Jy/beam ! Clean residual mean=-0.002881 rms=0.013202 Jy/beam ! Combined flux in latest and established models = 9.89395 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 118 components and 9.89395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319613Jy sigma=0.002720 ! Fit after self-cal, rms=0.318952Jy sigma=0.002711 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 = 0.0068173 Jy ! Component: 100 - total flux cleaned = 0.00632528 Jy ! Component: 150 - total flux cleaned = 0.00595488 Jy ! Component: 200 - total flux cleaned = 0.00483887 Jy ! Total flux subtracted in 200 components = 0.00483887 Jy ! Clean residual min=-0.047662 max=0.033148 Jy/beam ! Clean residual mean=-0.002984 rms=0.013084 Jy/beam ! Combined flux in latest and established models = 9.89879 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 129 components and 9.89879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319024Jy sigma=0.002714 ! Fit after self-cal, rms=0.319017Jy sigma=0.002712 ! 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=3.132 mas, bmaj=9.066 mas, bpa=-2.79 degrees ! Estimated noise=1579.05 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.132 x 9.066 at -2.79 degrees (North through East) ! Clean map min=-0.055103 max=7.8347 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=0.319017Jy sigma=0.002712 ! Fit after self-cal, rms=0.224733Jy sigma=0.001781 ! Inverting map and beam ! Estimated beam: bmin=3.132 mas, bmaj=9.078 mas, bpa=-2.814 degrees ! Estimated noise=1576.77 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125912 Jy ! Component: 100 - total flux cleaned = 0.000281983 Jy ! Component: 150 - total flux cleaned = -0.000533572 Jy ! Component: 200 - total flux cleaned = -0.00119557 Jy ! Total flux subtracted in 200 components = -0.00119557 Jy ! Clean residual min=-0.048609 max=0.057171 Jy/beam ! Clean residual mean=-0.000917 rms=0.011106 Jy/beam ! Combined flux in latest and established models = 9.89759 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 139 components and 9.89759 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217926Jy sigma=0.001712 ! Fit after self-cal, rms=0.217408Jy sigma=0.001708 ! Inverting map ! Added new window around map position (-23, -22.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00414248 Jy ! Component: 100 - total flux cleaned = -0.00798682 Jy ! Component: 150 - total flux cleaned = -0.0148528 Jy ! Component: 200 - total flux cleaned = -0.0155648 Jy ! Total flux subtracted in 200 components = -0.0155648 Jy ! Clean residual min=-0.034323 max=0.035405 Jy/beam ! Clean residual mean=-0.000646 rms=0.008578 Jy/beam ! Combined flux in latest and established models = 9.88203 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 162 components and 9.88203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198950Jy sigma=0.001511 ! Fit after self-cal, rms=0.197518Jy sigma=0.001500 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197518Jy sigma=0.001500 ! Fit after self-cal, rms=0.193770Jy sigma=0.001460 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=2.596 mas, bmaj=7.884 mas, bpa=-2.645 degrees ! Estimated noise=2106.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.79233 Jy ! Component: 100 - total flux cleaned = 7.29934 Jy ! Component: 150 - total flux cleaned = 8.09337 Jy ! Component: 200 - total flux cleaned = 8.56692 Jy ! Total flux subtracted in 200 components = 8.56692 Jy ! Clean residual min=-0.126106 max=0.274093 Jy/beam ! Clean residual mean=0.010826 rms=0.054755 Jy/beam ! Combined flux in latest and established models = 8.56692 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 21 model components to the UV plane model. ! The established model now contains 21 components and 8.56692 Jy ! Inverting map and beam ! Estimated beam: bmin=3.134 mas, bmaj=9.081 mas, bpa=-2.827 degrees ! Estimated noise=1575.91 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) ! Added new window around map position (4.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.507748 Jy ! Component: 100 - total flux cleaned = 0.786571 Jy ! Component: 150 - total flux cleaned = 0.958014 Jy ! Component: 200 - total flux cleaned = 1.07073 Jy ! Total flux subtracted in 200 components = 1.07073 Jy ! Clean residual min=-0.053194 max=0.077653 Jy/beam ! Clean residual mean=0.004102 rms=0.021200 Jy/beam ! Combined flux in latest and established models = 9.63765 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 103 components and 9.63765 Jy ! Inverting map uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.019 mas, bmaj=8.638 mas, bpa=-1.052 degrees ! Estimated noise=2102.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0907119 Jy ! Component: 100 - total flux cleaned = 0.155144 Jy ! Component: 150 - total flux cleaned = 0.175063 Jy ! Component: 200 - total flux cleaned = 0.181743 Jy ! Total flux subtracted in 200 components = 0.181743 Jy ! Clean residual min=-0.053549 max=0.052233 Jy/beam ! Clean residual mean=0.000540 rms=0.013871 Jy/beam ! Combined flux in latest and established models = 9.8194 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00723603 Jy ! Component: 100 - total flux cleaned = 0.0122809 Jy ! Component: 150 - total flux cleaned = 0.0156241 Jy ! Component: 200 - total flux cleaned = 0.0156522 Jy ! Total flux subtracted in 200 components = 0.0156522 Jy ! Clean residual min=-0.049631 max=0.045592 Jy/beam ! Clean residual mean=0.000144 rms=0.012181 Jy/beam ! Combined flux in latest and established models = 9.83505 Jy selfcal ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 150 components and 9.83505 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204273Jy sigma=0.001545 ! Fit after self-cal, rms=0.195978Jy sigma=0.001475 wmodel J1924-2914_S_2011_06_28_pus_map.mod ! Writing 150 model components to file: J1924-2914_S_2011_06_28_pus_map.mod wobs J1924-2914_S_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J1924-2914_S_2011_06_28_pus_uvs.fits wwins J1924-2914_S_2011_06_28_pus_map.win ! wwins: Wrote 4 windows to J1924-2914_S_2011_06_28_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 = 0.00803796 Jy ! Component: 100 - total flux cleaned = 0.00605223 Jy ! Component: 150 - total flux cleaned = 0.00300194 Jy ! Component: 200 - total flux cleaned = 0.00241214 Jy ! Component: 250 - total flux cleaned = 0.00456147 Jy ! Component: 300 - total flux cleaned = 0.00455065 Jy ! Component: 350 - total flux cleaned = 0.00503974 Jy ! Component: 400 - total flux cleaned = 0.0059885 Jy ! Component: 450 - total flux cleaned = 0.00644035 Jy ! Component: 500 - total flux cleaned = 0.00687295 Jy ! Component: 550 - total flux cleaned = 0.00687773 Jy ! Component: 600 - total flux cleaned = 0.00646721 Jy ! Component: 650 - total flux cleaned = 0.00646831 Jy ! Component: 700 - total flux cleaned = 0.0056857 Jy ! Component: 750 - total flux cleaned = 0.00530608 Jy ! Component: 800 - total flux cleaned = 0.0053069 Jy ! Component: 850 - total flux cleaned = 0.00602322 Jy ! Component: 900 - total flux cleaned = 0.00532058 Jy ! Component: 950 - total flux cleaned = 0.0063559 Jy ! Component: 1000 - total flux cleaned = 0.00568117 Jy ! Component: 1050 - total flux cleaned = 0.00568499 Jy ! Component: 1100 - total flux cleaned = 0.00536724 Jy ! Component: 1150 - total flux cleaned = 0.00505659 Jy ! Component: 1200 - total flux cleaned = 0.00505575 Jy ! Component: 1250 - total flux cleaned = 0.00474508 Jy ! Component: 1300 - total flux cleaned = 0.0044422 Jy ! Component: 1350 - total flux cleaned = 0.0032871 Jy ! Component: 1400 - total flux cleaned = 0.00328943 Jy ! Component: 1450 - total flux cleaned = 0.00300765 Jy ! Component: 1500 - total flux cleaned = 0.0021879 Jy ! Component: 1550 - total flux cleaned = 0.00219017 Jy ! Component: 1600 - total flux cleaned = 0.0024512 Jy ! Component: 1650 - total flux cleaned = 0.00270308 Jy ! Component: 1700 - total flux cleaned = 0.00168232 Jy ! Component: 1750 - total flux cleaned = 0.00143355 Jy ! Component: 1800 - total flux cleaned = 0.00168118 Jy ! Component: 1850 - total flux cleaned = 0.00143875 Jy ! Component: 1900 - total flux cleaned = 0.00167115 Jy ! Component: 1950 - total flux cleaned = 0.0012025 Jy ! Component: 2000 - total flux cleaned = 0.00120328 Jy ! Total flux subtracted in 2048 components = 0.00142647 Jy ! Clean residual min=-0.011867 max=0.012362 Jy/beam ! Clean residual mean=0.000148 rms=0.004577 Jy/beam ! Combined flux in latest and established models = 9.83647 Jy keep ! Adding 127 model components to the UV plane model. ! The established model now contains 277 components and 9.83647 Jy ![Exited script file: muppet] wmap "J1924-2914_S_2011_06_28_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.019 x 8.638 at -1.052 degrees (North through East) ! Clean map min=-0.030103 max=7.716 Jy/beam ! Writing clean map to FITS file: J1924-2914_S_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 7.71604 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00446736 device "J1924-2914_S_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J1924-2914_S_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.173691 0.173691 0.347382 0.694764 1.38953 2.77906 5.55812 11.1162 22.2325 44.4649 88.9298 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0134 print "peak=",int(1000*peak_flux)/1000 ! peak= 7.716 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.019 x 8.638 at -1.052 degrees (North through East) ! Clean map min=-0.030103 max=7.716 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1924-2914_S_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J1924-2914_S_2011_06_28_pus_map.gif/vgif' mapplot cln