! Started logfile: J1408-0752_S_2009_04_21_pus_uvs.log on Mon Jan 24 18:31:57 2011 obs J1408-0752_S_2009_04_21_pus_uva.fits ! Reading UV FITS file: J1408-0752_S_2009_04_21_pus_uva.fits ! AN table 1: 23 integrations on 120 of 120 possible baselines. ! AN table 2: 124 integrations on 120 of 120 possible baselines. ! AN table 3: 20 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.178244 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1408-0752 ! ! 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 1864 lines of history. ! ! Reading 14288 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 J1408-0752_S_2009_04_21_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 308 telescope corrections were flagged in sub-array 1. ! A total of 1205 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 308 telescope corrections were flagged in sub-array 1. ! A total of 1205 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 308 telescope corrections were flagged in sub-array 1. ! A total of 1205 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 308 telescope corrections were flagged in sub-array 1. ! A total of 1205 telescope corrections were flagged in sub-array 2. ! A total of 131 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.744825Jy sigma=0.005486 ! Fit after self-cal, rms=0.644612Jy sigma=0.004662 ! 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=2.242 mas, bmaj=7.344 mas, bpa=-7.111 degrees ! Estimated noise=1333.92 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 = 0.28855 Jy ! Component: 100 - total flux cleaned = 0.361678 Jy ! Total flux subtracted in 100 components = 0.361678 Jy ! Clean residual min=-0.019437 max=0.065688 Jy/beam ! Clean residual mean=-0.000155 rms=0.006179 Jy/beam ! Combined flux in latest and established models = 0.361678 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.361678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229354Jy sigma=0.001630 ! Fit after self-cal, rms=0.229280Jy sigma=0.001630 ! Inverting map ! Added new window around map position (-7, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0612477 Jy ! Component: 100 - total flux cleaned = 0.0955961 Jy ! Total flux subtracted in 100 components = 0.0955961 Jy ! Clean residual min=-0.013689 max=0.019784 Jy/beam ! Clean residual mean=-0.000081 rms=0.004125 Jy/beam ! Combined flux in latest and established models = 0.457274 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 0.457274 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205474Jy sigma=0.001396 ! Fit after self-cal, rms=0.203358Jy sigma=0.001379 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0284053 Jy ! Component: 100 - total flux cleaned = 0.0468993 Jy ! Total flux subtracted in 100 components = 0.0468993 Jy ! Clean residual min=-0.010847 max=0.012838 Jy/beam ! Clean residual mean=-0.000038 rms=0.003071 Jy/beam ! Combined flux in latest and established models = 0.504174 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 33 components and 0.504174 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196574Jy sigma=0.001308 ! Fit after self-cal, rms=0.196286Jy sigma=0.001306 ! 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=2.744 mas, bmaj=9.228 mas, bpa=-6.466 degrees ! Estimated noise=807.736 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 = 0.0292261 Jy ! Component: 100 - total flux cleaned = 0.0472348 Jy ! Component: 150 - total flux cleaned = 0.0594914 Jy ! Component: 200 - total flux cleaned = 0.0679535 Jy ! Total flux subtracted in 200 components = 0.0679535 Jy ! Clean residual min=-0.007261 max=0.015139 Jy/beam ! Clean residual mean=-0.000117 rms=0.002518 Jy/beam ! Combined flux in latest and established models = 0.572127 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 75 components and 0.572127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192021Jy sigma=0.001260 ! Fit after self-cal, rms=0.191801Jy sigma=0.001258 ! Inverting map ! Added new window around map position (-13, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145971 Jy ! Component: 100 - total flux cleaned = 0.0214508 Jy ! Component: 150 - total flux cleaned = 0.0246494 Jy ! Component: 200 - total flux cleaned = 0.0264138 Jy ! Total flux subtracted in 200 components = 0.0264138 Jy ! Clean residual min=-0.007911 max=0.007915 Jy/beam ! Clean residual mean=-0.000080 rms=0.001932 Jy/beam ! Combined flux in latest and established models = 0.598541 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 106 components and 0.598541 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190811Jy sigma=0.001248 ! Fit after self-cal, rms=0.190676Jy sigma=0.001247 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 HN 0.99 KB 1.00* ! KK 1.00* KP 0.98 LA 1.05 MK 1.00* ! NL 1.00 NY 1.00* OV 0.96 PT 1.01 ! SC 0.98 TS 1.00* WZ 1.02 ZC 1.28 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.88 FD 1.01 HN 0.91 KB 1.00* ! KK 1.11 KP 1.56 LA 0.98 MK 0.95 ! NL 0.97 NY 1.00* OV 0.86 PT 0.98 ! SC 1.03 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.00 HN 0.99 KB 1.00* ! KK 1.00* KP 1.02 LA 0.98 MK 1.00* ! NL 1.01 NY 1.00* OV 1.02 PT 1.01 ! SC 1.04 TS 1.00* WZ 0.99 ZC 1.13 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 1.02 HN 0.90 KB 1.00* ! KK 1.04 KP 1.07 LA 0.94 MK 0.94 ! NL 0.95 NY 1.00* OV 0.92 PT 0.95 ! SC 1.08 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.99 HN 1.03 KB 1.00* ! KK 1.00* KP 1.04 LA 1.00 MK 1.00* ! NL 1.01 NY 1.00* OV 1.06 PT 1.05 ! SC 0.96 TS 1.00* WZ 0.88 ZC 0.84 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.01 HN 0.93 KB 1.00* ! KK 1.01 KP 1.07 LA 0.95 MK 0.97 ! NL 1.00 NY 1.00* OV 0.96 PT 1.03 ! SC 1.05 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HN 1.04 KB 1.00* ! KK 1.00* KP 1.03 LA 0.99 MK 1.00* ! NL 1.01 NY 1.00* OV 0.87 PT 0.93 ! SC 0.99 TS 1.00* WZ 0.89 ZC 1.02 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.16 FD 1.00 HN 0.87 KB 1.00* ! KK 1.04 KP 1.07 LA 0.96 MK 0.97 ! NL 0.92 NY 1.00* OV 0.81 PT 0.89 ! SC 1.06 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.190676Jy sigma=0.001247 ! Fit after self-cal, rms=0.184683Jy sigma=0.001210 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.762 mas, bmaj=9.255 mas, bpa=-6.927 degrees ! Estimated noise=805.19 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 = 0.00303667 Jy ! Component: 100 - total flux cleaned = 0.00391142 Jy ! Component: 150 - total flux cleaned = 0.00405765 Jy ! Component: 200 - total flux cleaned = 0.00406411 Jy ! Total flux subtracted in 200 components = 0.00406411 Jy ! Clean residual min=-0.004698 max=0.004742 Jy/beam ! Clean residual mean=-0.000045 rms=0.001325 Jy/beam ! Combined flux in latest and established models = 0.602605 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 124 components and 0.602605 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184405Jy sigma=0.001208 ! Fit after self-cal, rms=0.184437Jy sigma=0.001207 ! 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=0.184437Jy sigma=0.001207 ! Fit after self-cal, rms=0.184108Jy sigma=0.001207 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.758 mas, bmaj=9.247 mas, bpa=-6.908 degrees ! Estimated noise=804.966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240132 Jy ! Component: 100 - total flux cleaned = 0.00350458 Jy ! Component: 150 - total flux cleaned = 0.00370925 Jy ! Component: 200 - total flux cleaned = 0.00361217 Jy ! Total flux subtracted in 200 components = 0.00361217 Jy ! Clean residual min=-0.004514 max=0.004265 Jy/beam ! Clean residual mean=-0.000045 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 0.606217 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 136 components and 0.606217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183973Jy sigma=0.001205 ! Fit after self-cal, rms=0.183944Jy sigma=0.001205 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 = 0.000385106 Jy ! Component: 100 - total flux cleaned = 0.000669117 Jy ! Component: 150 - total flux cleaned = 0.000666648 Jy ! Component: 200 - total flux cleaned = 0.000590672 Jy ! Total flux subtracted in 200 components = 0.000590672 Jy ! Clean residual min=-0.004256 max=0.004045 Jy/beam ! Clean residual mean=-0.000042 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 0.606808 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 148 components and 0.606808 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183870Jy sigma=0.001204 ! Fit after self-cal, rms=0.183858Jy sigma=0.001204 ! 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=0.183858Jy sigma=0.001204 ! Fit after self-cal, rms=0.183151Jy sigma=0.001202 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.75 mas, bmaj=9.249 mas, bpa=-6.936 degrees ! Estimated noise=804.254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207955 Jy ! Component: 100 - total flux cleaned = 0.00276021 Jy ! Component: 150 - total flux cleaned = 0.00304993 Jy ! Component: 200 - total flux cleaned = 0.0030522 Jy ! Total flux subtracted in 200 components = 0.0030522 Jy ! Clean residual min=-0.004247 max=0.003650 Jy/beam ! Clean residual mean=-0.000042 rms=0.001155 Jy/beam ! Combined flux in latest and established models = 0.60986 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 160 components and 0.60986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183086Jy sigma=0.001202 ! Fit after self-cal, rms=0.183083Jy sigma=0.001202 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 = 0.000422859 Jy ! Component: 100 - total flux cleaned = 0.0004872 Jy ! Component: 150 - total flux cleaned = 0.000488225 Jy ! Component: 200 - total flux cleaned = 0.000487994 Jy ! Total flux subtracted in 200 components = 0.000487994 Jy ! Clean residual min=-0.004295 max=0.003580 Jy/beam ! Clean residual mean=-0.000040 rms=0.001143 Jy/beam ! Combined flux in latest and established models = 0.610348 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 171 components and 0.610348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183047Jy sigma=0.001201 ! Fit after self-cal, rms=0.183043Jy sigma=0.001201 ! 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=0.183043Jy sigma=0.001201 ! Fit after self-cal, rms=0.182371Jy sigma=0.001201 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.218 mas, bmaj=13.26 mas, bpa=-10.9 degrees ! Estimated noise=965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206437 Jy ! Component: 100 - total flux cleaned = 0.00242189 Jy ! Component: 150 - total flux cleaned = 0.0025258 Jy ! Component: 200 - total flux cleaned = 0.00261402 Jy ! Total flux subtracted in 200 components = 0.00261402 Jy ! Clean residual min=-0.004699 max=0.004272 Jy/beam ! Clean residual mean=-0.000085 rms=0.001510 Jy/beam ! Combined flux in latest and established models = 0.612962 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 194 components and 0.612962 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182373Jy sigma=0.001201 ! Fit after self-cal, rms=0.182354Jy sigma=0.001201 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 = 0.000381262 Jy ! Component: 100 - total flux cleaned = 0.000617499 Jy ! Component: 150 - total flux cleaned = 0.000657962 Jy ! Component: 200 - total flux cleaned = 0.000659587 Jy ! Total flux subtracted in 200 components = 0.000659587 Jy ! Clean residual min=-0.004659 max=0.004316 Jy/beam ! Clean residual mean=-0.000081 rms=0.001492 Jy/beam ! Combined flux in latest and established models = 0.613621 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 206 components and 0.613621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182359Jy sigma=0.001201 ! Fit after self-cal, rms=0.182355Jy sigma=0.001201 ! 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=2.741 mas, bmaj=9.248 mas, bpa=-6.96 degrees ! Estimated noise=803.111 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.741 x 9.248 at -6.96 degrees (North through East) ! Clean map min=-0.0040863 max=0.37084 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 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=2.218 mas, bmaj=7.395 mas, bpa=-7.48 degrees ! Estimated noise=1319.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.27978 Jy ! Component: 100 - total flux cleaned = 0.372277 Jy ! Component: 150 - total flux cleaned = 0.43018 Jy ! Component: 200 - total flux cleaned = 0.467676 Jy ! Total flux subtracted in 200 components = 0.467676 Jy ! Clean residual min=-0.009201 max=0.020214 Jy/beam ! Clean residual mean=-0.000087 rms=0.003035 Jy/beam ! Combined flux in latest and established models = 0.467676 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.467676 Jy ! Inverting map and beam ! Estimated beam: bmin=2.741 mas, bmaj=9.248 mas, bpa=-6.96 degrees ! Estimated noise=803.111 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 = 0.0489678 Jy ! Component: 100 - total flux cleaned = 0.0791445 Jy ! Component: 150 - total flux cleaned = 0.0990026 Jy ! Component: 200 - total flux cleaned = 0.112524 Jy ! Total flux subtracted in 200 components = 0.112524 Jy ! Clean residual min=-0.005732 max=0.009066 Jy/beam ! Clean residual mean=-0.000089 rms=0.001953 Jy/beam ! Combined flux in latest and established models = 0.5802 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 93 components and 0.5802 Jy ! Inverting map ! Added new window around map position (-3.5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00979501 Jy ! Component: 100 - total flux cleaned = 0.0165584 Jy ! Component: 150 - total flux cleaned = 0.0215265 Jy ! Component: 200 - total flux cleaned = 0.0251368 Jy ! Total flux subtracted in 200 components = 0.0251368 Jy ! Clean residual min=-0.004494 max=0.004480 Jy/beam ! Clean residual mean=-0.000052 rms=0.001210 Jy/beam ! Combined flux in latest and established models = 0.605336 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 165 components and 0.605336 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=8.218 mas, bmaj=13.26 mas, bpa=-10.9 degrees ! Estimated noise=965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00471372 Jy ! Component: 100 - total flux cleaned = 0.00609922 Jy ! Component: 150 - total flux cleaned = 0.00653906 Jy ! Component: 200 - total flux cleaned = 0.00683265 Jy ! Total flux subtracted in 200 components = 0.00683265 Jy ! Clean residual min=-0.004705 max=0.004436 Jy/beam ! Clean residual mean=-0.000084 rms=0.001500 Jy/beam ! Combined flux in latest and established models = 0.612169 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000248926 Jy ! Component: 100 - total flux cleaned = 0.000412848 Jy ! Component: 150 - total flux cleaned = 0.00051095 Jy ! Component: 200 - total flux cleaned = 0.000598175 Jy ! Total flux subtracted in 200 components = 0.000598175 Jy ! Clean residual min=-0.004706 max=0.004522 Jy/beam ! Clean residual mean=-0.000076 rms=0.001461 Jy/beam ! Combined flux in latest and established models = 0.612767 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 211 components and 0.612767 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.741 mas, bmaj=9.248 mas, bpa=-6.96 degrees ! Estimated noise=803.111 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000268451 Jy ! Component: 100 - total flux cleaned = -0.000126568 Jy ! Component: 150 - total flux cleaned = -2.76238e-06 Jy ! Component: 200 - total flux cleaned = 5.3148e-05 Jy ! Total flux subtracted in 200 components = 5.3148e-05 Jy ! Clean residual min=-0.004469 max=0.003543 Jy/beam ! Clean residual mean=-0.000033 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.61282 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 233 components and 0.61282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182241Jy sigma=0.001200 ! Fit after self-cal, rms=0.182210Jy sigma=0.001200 wmodel J1408-0752_S_2009_04_21_pus_map.mod ! Writing 233 model components to file: J1408-0752_S_2009_04_21_pus_map.mod wobs J1408-0752_S_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J1408-0752_S_2009_04_21_pus_uvs.fits wwins J1408-0752_S_2009_04_21_pus_map.win ! wwins: Wrote 4 windows to J1408-0752_S_2009_04_21_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 = -0.00151336 Jy ! Component: 100 - total flux cleaned = -0.00183831 Jy ! Component: 150 - total flux cleaned = -0.00226674 Jy ! Component: 200 - total flux cleaned = -0.00285035 Jy ! Component: 250 - total flux cleaned = -0.00330121 Jy ! Component: 300 - total flux cleaned = -0.00351826 Jy ! Component: 350 - total flux cleaned = -0.00383533 Jy ! Component: 400 - total flux cleaned = -0.00409254 Jy ! Component: 450 - total flux cleaned = -0.00439302 Jy ! Component: 500 - total flux cleaned = -0.00468512 Jy ! Component: 550 - total flux cleaned = -0.00468634 Jy ! Component: 600 - total flux cleaned = -0.00491966 Jy ! Component: 650 - total flux cleaned = -0.00505493 Jy ! Component: 700 - total flux cleaned = -0.00492019 Jy ! Component: 750 - total flux cleaned = -0.00491973 Jy ! Component: 800 - total flux cleaned = -0.00483382 Jy ! Component: 850 - total flux cleaned = -0.00475035 Jy ! Component: 900 - total flux cleaned = -0.00458593 Jy ! Component: 950 - total flux cleaned = -0.00454597 Jy ! Component: 1000 - total flux cleaned = -0.00446615 Jy ! Component: 1050 - total flux cleaned = -0.00430878 Jy ! Component: 1100 - total flux cleaned = -0.00426991 Jy ! Component: 1150 - total flux cleaned = -0.00407885 Jy ! Component: 1200 - total flux cleaned = -0.00400401 Jy ! Component: 1250 - total flux cleaned = -0.00389295 Jy ! Component: 1300 - total flux cleaned = -0.00374718 Jy ! Component: 1350 - total flux cleaned = -0.00353138 Jy ! Component: 1400 - total flux cleaned = -0.00353148 Jy ! Component: 1450 - total flux cleaned = -0.00332028 Jy ! Component: 1500 - total flux cleaned = -0.00314697 Jy ! Component: 1550 - total flux cleaned = -0.00311284 Jy ! Component: 1600 - total flux cleaned = -0.0029434 Jy ! Component: 1650 - total flux cleaned = -0.00290975 Jy ! Component: 1700 - total flux cleaned = -0.00267781 Jy ! Component: 1750 - total flux cleaned = -0.00258001 Jy ! Component: 1800 - total flux cleaned = -0.00254765 Jy ! Component: 1850 - total flux cleaned = -0.00245159 Jy ! Component: 1900 - total flux cleaned = -0.0023563 Jy ! Component: 1950 - total flux cleaned = -0.00219884 Jy ! Component: 2000 - total flux cleaned = -0.00204342 Jy ! Total flux subtracted in 2048 components = -0.00195146 Jy ! Clean residual min=-0.001955 max=0.001761 Jy/beam ! Clean residual mean=0.000019 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.610869 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 373 components and 0.610868 Jy ![Exited script file: muppet] wmap "J1408-0752_S_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.741 x 9.248 at -6.96 degrees (North through East) ! Clean map min=-0.0034396 max=0.36752 Jy/beam ! Writing clean map to FITS file: J1408-0752_S_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.36752 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000638723 device "J1408-0752_S_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J1408-0752_S_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.521379 0.521379 1.04276 2.08551 4.17103 8.34206 16.6841 33.3682 66.7365 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.367 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.741 x 9.248 at -6.96 degrees (North through East) ! Clean map min=-0.0034396 max=0.36752 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1408-0752_S_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J1408-0752_S_2009_04_21_pus_map.gif/vgif' mapplot cln