! Started logfile: J0457-2324_S_2007_12_05_pus_uvs.log on Sun Sep 12 10:52:30 2010 obs J0457-2324_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0457-2324_S_2007_12_05_pus_uva.fits ! AN table 1: 15 integrations on 136 of 136 possible baselines. ! AN table 2: 34 integrations on 136 of 136 possible baselines. ! AN table 3: 66 integrations on 136 of 136 possible baselines. ! AN table 4: 80 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0470588 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1731 lines of history. ! ! Reading 4992 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 255 telescope corrections were flagged in sub-array 1. ! A total of 424 telescope corrections were flagged in sub-array 2. ! A total of 1043 telescope corrections were flagged in sub-array 3. ! A total of 1088 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 255 telescope corrections were flagged in sub-array 1. ! A total of 424 telescope corrections were flagged in sub-array 2. ! A total of 1044 telescope corrections were flagged in sub-array 3. ! A total of 1088 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 255 telescope corrections were flagged in sub-array 1. ! A total of 424 telescope corrections were flagged in sub-array 2. ! A total of 1044 telescope corrections were flagged in sub-array 3. ! A total of 1088 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 255 telescope corrections were flagged in sub-array 1. ! A total of 424 telescope corrections were flagged in sub-array 2. ! A total of 1043 telescope corrections were flagged in sub-array 3. ! A total of 1088 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.563234Jy sigma=0.012869 ! Fit after self-cal, rms=1.563166Jy sigma=0.012875 ! 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=3.703 mas, bmaj=5.729 mas, bpa=86.89 degrees ! Estimated noise=2624.68 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.94656 Jy ! Component: 100 - total flux cleaned = 2.40131 Jy ! Total flux subtracted in 100 components = 2.40131 Jy ! Clean residual min=-0.048834 max=0.161100 Jy/beam ! Clean residual mean=0.007979 rms=0.027394 Jy/beam ! Combined flux in latest and established models = 2.40131 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 2.40131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297157Jy sigma=0.002430 ! Fit after self-cal, rms=0.297214Jy sigma=0.002429 ! 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=6.29 mas, bmaj=7.707 mas, bpa=-26.9 degrees ! Estimated noise=1468.55 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 = 0.19 Jy ! Component: 100 - total flux cleaned = 0.275016 Jy ! Component: 150 - total flux cleaned = 0.319346 Jy ! Component: 200 - total flux cleaned = 0.343659 Jy ! Total flux subtracted in 200 components = 0.343659 Jy ! Clean residual min=-0.013916 max=0.028166 Jy/beam ! Clean residual mean=0.001403 rms=0.005555 Jy/beam ! Combined flux in latest and established models = 2.74497 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 47 components and 2.74497 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177937Jy sigma=0.001188 ! Fit after self-cal, rms=0.177037Jy sigma=0.001181 ! Inverting map ! Added new window around map position (-6.5, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246769 Jy ! Component: 100 - total flux cleaned = 0.0291792 Jy ! Component: 150 - total flux cleaned = 0.0294548 Jy ! Component: 200 - total flux cleaned = 0.0294839 Jy ! Total flux subtracted in 200 components = 0.0294839 Jy ! Clean residual min=-0.009656 max=0.011324 Jy/beam ! Clean residual mean=0.000043 rms=0.003293 Jy/beam ! Combined flux in latest and established models = 2.77446 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 2.77446 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173122Jy sigma=0.001152 ! Fit after self-cal, rms=0.172764Jy sigma=0.001150 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HH 1.00* HN 1.00 ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.00 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.98 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 0.99 ! ZC 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00 ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HH 1.00* HN 1.00 ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.00 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.98 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 0.99 ! ZC 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00 ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HH 1.00* HN 1.00 ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.00 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.98 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.99 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 0.99 ! ZC 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00 HH 1.00* HN 1.01 ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HH 1.00* HN 1.00 ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.00 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.99 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 0.99 ! ZC 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00 HH 1.00* HN 1.01 ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.172764Jy sigma=0.001150 ! Fit after self-cal, rms=0.171548Jy sigma=0.001148 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=6.309 mas, bmaj=7.778 mas, bpa=-25.87 degrees ! Estimated noise=1468.9 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00405048 Jy ! Component: 100 - total flux cleaned = -0.00346115 Jy ! Component: 150 - total flux cleaned = -0.00345788 Jy ! Component: 200 - total flux cleaned = -0.0035916 Jy ! Total flux subtracted in 200 components = -0.0035916 Jy ! Clean residual min=-0.009018 max=0.008822 Jy/beam ! Clean residual mean=-0.000011 rms=0.002602 Jy/beam ! Combined flux in latest and established models = 2.77086 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 83 components and 2.77086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171014Jy sigma=0.001145 ! Fit after self-cal, rms=0.170904Jy sigma=0.001145 ! 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=0.170904Jy sigma=0.001145 ! Fit after self-cal, rms=0.170844Jy sigma=0.001144 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.313 mas, bmaj=7.77 mas, bpa=-25.85 degrees ! Estimated noise=1469.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00111533 Jy ! Component: 100 - total flux cleaned = -0.0011254 Jy ! Component: 150 - total flux cleaned = -0.00136597 Jy ! Component: 200 - total flux cleaned = -0.00158476 Jy ! Total flux subtracted in 200 components = -0.00158476 Jy ! Clean residual min=-0.008097 max=0.008316 Jy/beam ! Clean residual mean=0.000004 rms=0.002371 Jy/beam ! Combined flux in latest and established models = 2.76928 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 91 components and 2.76928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170565Jy sigma=0.001142 ! Fit after self-cal, rms=0.170538Jy sigma=0.001142 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 = -1.08451e-05 Jy ! Component: 100 - total flux cleaned = -0.000207957 Jy ! Component: 150 - total flux cleaned = -0.000302526 Jy ! Component: 200 - total flux cleaned = -0.000484966 Jy ! Total flux subtracted in 200 components = -0.000484966 Jy ! Clean residual min=-0.007923 max=0.008070 Jy/beam ! Clean residual mean=0.000022 rms=0.002316 Jy/beam ! Combined flux in latest and established models = 2.76879 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 94 components and 2.7688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170415Jy sigma=0.001141 ! Fit after self-cal, rms=0.170399Jy sigma=0.001141 ! 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=0.170399Jy sigma=0.001141 ! Fit after self-cal, rms=0.170197Jy sigma=0.001140 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.317 mas, bmaj=7.761 mas, bpa=-25.82 degrees ! Estimated noise=1469.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000850618 Jy ! Component: 100 - total flux cleaned = -0.0011978 Jy ! Component: 150 - total flux cleaned = -0.00130046 Jy ! Component: 200 - total flux cleaned = -0.00139209 Jy ! Total flux subtracted in 200 components = -0.00139209 Jy ! Clean residual min=-0.007144 max=0.007736 Jy/beam ! Clean residual mean=0.000064 rms=0.002153 Jy/beam ! Combined flux in latest and established models = 2.7674 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 100 components and 2.7674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170016Jy sigma=0.001139 ! Fit after self-cal, rms=0.170010Jy sigma=0.001139 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 = -0.000100524 Jy ! Component: 100 - total flux cleaned = -0.000183849 Jy ! Component: 150 - total flux cleaned = -0.000336301 Jy ! Component: 200 - total flux cleaned = -0.000409951 Jy ! Total flux subtracted in 200 components = -0.000409951 Jy ! Clean residual min=-0.006975 max=0.007529 Jy/beam ! Clean residual mean=0.000079 rms=0.002121 Jy/beam ! Combined flux in latest and established models = 2.76699 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 105 components and 2.76699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169926Jy sigma=0.001139 ! Fit after self-cal, rms=0.169925Jy sigma=0.001139 ! 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=0.169925Jy sigma=0.001139 ! Fit after self-cal, rms=0.169890Jy sigma=0.001138 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.49 mas, bmaj=16.02 mas, bpa=-9.056 degrees ! Estimated noise=1531.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00118172 Jy ! Component: 100 - total flux cleaned = -0.00148914 Jy ! Component: 150 - total flux cleaned = -0.00167464 Jy ! Component: 200 - total flux cleaned = -0.00183307 Jy ! Total flux subtracted in 200 components = -0.00183307 Jy ! Clean residual min=-0.005374 max=0.007623 Jy/beam ! Clean residual mean=0.000194 rms=0.002099 Jy/beam ! Combined flux in latest and established models = 2.76516 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 116 components and 2.76516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169866Jy sigma=0.001138 ! Fit after self-cal, rms=0.169846Jy sigma=0.001137 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 = -0.000248289 Jy ! Component: 100 - total flux cleaned = -0.000477425 Jy ! Component: 150 - total flux cleaned = -0.00056434 Jy ! Component: 200 - total flux cleaned = -0.000606116 Jy ! Total flux subtracted in 200 components = -0.000606116 Jy ! Clean residual min=-0.005262 max=0.007480 Jy/beam ! Clean residual mean=0.000229 rms=0.002064 Jy/beam ! Combined flux in latest and established models = 2.76455 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 131 components and 2.76455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169839Jy sigma=0.001137 ! Fit after self-cal, rms=0.169834Jy sigma=0.001137 ! 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=6.32 mas, bmaj=7.755 mas, bpa=-25.79 degrees ! Estimated noise=1469.34 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.32 x 7.755 at -25.79 degrees (North through East) ! Clean map min=-0.0085629 max=2.5332 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=0.169834Jy sigma=0.001137 ! Fit after self-cal, rms=0.168640Jy sigma=0.001131 ! Inverting map and beam ! Estimated beam: bmin=6.323 mas, bmaj=7.758 mas, bpa=-25.7 degrees ! Estimated noise=1469.12 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000920097 Jy ! Component: 100 - total flux cleaned = -0.00120216 Jy ! Component: 150 - total flux cleaned = -0.00128507 Jy ! Component: 200 - total flux cleaned = -0.00128367 Jy ! Total flux subtracted in 200 components = -0.00128367 Jy ! Clean residual min=-0.006419 max=0.007059 Jy/beam ! Clean residual mean=0.000115 rms=0.001973 Jy/beam ! Combined flux in latest and established models = 2.76327 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 136 components and 2.76327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168525Jy sigma=0.001130 ! Fit after self-cal, rms=0.168527Jy sigma=0.001130 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.60315e-05 Jy ! Component: 100 - total flux cleaned = -0.000142356 Jy ! Component: 150 - total flux cleaned = -0.000267899 Jy ! Component: 200 - total flux cleaned = -0.000329028 Jy ! Total flux subtracted in 200 components = -0.000329028 Jy ! Clean residual min=-0.006239 max=0.006943 Jy/beam ! Clean residual mean=0.000128 rms=0.001954 Jy/beam ! Combined flux in latest and established models = 2.76294 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 138 components and 2.76294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168471Jy sigma=0.001130 ! Fit after self-cal, rms=0.168473Jy sigma=0.001130 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168473Jy sigma=0.001130 ! Fit after self-cal, rms=0.168452Jy sigma=0.001130 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=3.673 mas, bmaj=5.741 mas, bpa=86.59 degrees ! Estimated noise=2666.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.93641 Jy ! Component: 100 - total flux cleaned = 2.39335 Jy ! Component: 150 - total flux cleaned = 2.55703 Jy ! Component: 200 - total flux cleaned = 2.63933 Jy ! Total flux subtracted in 200 components = 2.63933 Jy ! Clean residual min=-0.020964 max=0.039827 Jy/beam ! Clean residual mean=0.002748 rms=0.008754 Jy/beam ! Combined flux in latest and established models = 2.63933 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 39 model components to the UV plane model. ! The established model now contains 39 components and 2.63933 Jy ! Inverting map and beam ! Estimated beam: bmin=6.325 mas, bmaj=7.754 mas, bpa=-25.67 degrees ! Estimated noise=1469.11 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 = 0.0578284 Jy ! Component: 100 - total flux cleaned = 0.0890018 Jy ! Component: 150 - total flux cleaned = 0.106491 Jy ! Component: 200 - total flux cleaned = 0.116512 Jy ! Total flux subtracted in 200 components = 0.116512 Jy ! Clean residual min=-0.008238 max=0.008432 Jy/beam ! Clean residual mean=0.000468 rms=0.002559 Jy/beam ! Combined flux in latest and established models = 2.75584 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 82 components and 2.75584 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=8.495 mas, bmaj=16.01 mas, bpa=-8.958 degrees ! Estimated noise=1531.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00719088 Jy ! Component: 100 - total flux cleaned = 0.00820491 Jy ! Component: 150 - total flux cleaned = 0.00849358 Jy ! Component: 200 - total flux cleaned = 0.00861397 Jy ! Total flux subtracted in 200 components = 0.00861397 Jy ! Clean residual min=-0.006497 max=0.007579 Jy/beam ! Clean residual mean=0.000105 rms=0.002392 Jy/beam ! Combined flux in latest and established models = 2.76446 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 = -2.08649e-06 Jy ! Component: 100 - total flux cleaned = -7.73569e-07 Jy ! Component: 150 - total flux cleaned = 8.37784e-05 Jy ! Component: 200 - total flux cleaned = 0.000157507 Jy ! Total flux subtracted in 200 components = 0.000157507 Jy ! Clean residual min=-0.005689 max=0.007665 Jy/beam ! Clean residual mean=0.000080 rms=0.002270 Jy/beam ! Combined flux in latest and established models = 2.76461 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 126 components and 2.76462 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=6.325 mas, bmaj=7.754 mas, bpa=-25.67 degrees ! Estimated noise=1469.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000260886 Jy ! Component: 100 - total flux cleaned = 0.000174008 Jy ! Component: 150 - total flux cleaned = -0.000165886 Jy ! Component: 200 - total flux cleaned = -0.000326367 Jy ! Total flux subtracted in 200 components = -0.000326367 Jy ! Clean residual min=-0.006981 max=0.007336 Jy/beam ! Clean residual mean=0.000053 rms=0.002135 Jy/beam ! Combined flux in latest and established models = 2.76429 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 141 components and 2.76429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168685Jy sigma=0.001131 ! Fit after self-cal, rms=0.168669Jy sigma=0.001131 wmodel J0457-2324_S_2007_12_05_pus_map.mod ! Writing 141 model components to file: J0457-2324_S_2007_12_05_pus_map.mod wobs J0457-2324_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0457-2324_S_2007_12_05_pus_uvs.fits wwins J0457-2324_S_2007_12_05_pus_map.win ! wwins: Wrote 2 windows to J0457-2324_S_2007_12_05_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 = 0.00120152 Jy ! Component: 100 - total flux cleaned = 0.00304258 Jy ! Component: 150 - total flux cleaned = 0.00463507 Jy ! Component: 200 - total flux cleaned = 0.00583367 Jy ! Component: 250 - total flux cleaned = 0.00705686 Jy ! Component: 300 - total flux cleaned = 0.00821513 Jy ! Component: 350 - total flux cleaned = 0.00889699 Jy ! Component: 400 - total flux cleaned = 0.00955212 Jy ! Component: 450 - total flux cleaned = 0.0100239 Jy ! Component: 500 - total flux cleaned = 0.0105558 Jy ! Component: 550 - total flux cleaned = 0.0109957 Jy ! Component: 600 - total flux cleaned = 0.0111371 Jy ! Component: 650 - total flux cleaned = 0.0113453 Jy ! Component: 700 - total flux cleaned = 0.0115479 Jy ! Component: 750 - total flux cleaned = 0.0116148 Jy ! Component: 800 - total flux cleaned = 0.0118092 Jy ! Component: 850 - total flux cleaned = 0.0119363 Jy ! Component: 900 - total flux cleaned = 0.0121228 Jy ! Component: 950 - total flux cleaned = 0.0123648 Jy ! Component: 1000 - total flux cleaned = 0.0125419 Jy ! Component: 1050 - total flux cleaned = 0.0127156 Jy ! Component: 1100 - total flux cleaned = 0.0129413 Jy ! Component: 1150 - total flux cleaned = 0.0131631 Jy ! Component: 1200 - total flux cleaned = 0.0134894 Jy ! Component: 1250 - total flux cleaned = 0.0137558 Jy ! Component: 1300 - total flux cleaned = 0.0139132 Jy ! Component: 1350 - total flux cleaned = 0.0142745 Jy ! Component: 1400 - total flux cleaned = 0.0146281 Jy ! Component: 1450 - total flux cleaned = 0.014826 Jy ! Component: 1500 - total flux cleaned = 0.0150218 Jy ! Component: 1550 - total flux cleaned = 0.015311 Jy ! Component: 1600 - total flux cleaned = 0.0156423 Jy ! Component: 1650 - total flux cleaned = 0.0159215 Jy ! Component: 1700 - total flux cleaned = 0.0161959 Jy ! Component: 1750 - total flux cleaned = 0.0165107 Jy ! Component: 1800 - total flux cleaned = 0.0169087 Jy ! Component: 1850 - total flux cleaned = 0.0172136 Jy ! Component: 1900 - total flux cleaned = 0.0175141 Jy ! Component: 1950 - total flux cleaned = 0.0178947 Jy ! Component: 2000 - total flux cleaned = 0.0182274 Jy ! Total flux subtracted in 2048 components = 0.0184328 Jy ! Clean residual min=-0.002579 max=0.002750 Jy/beam ! Clean residual mean=0.000051 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 2.78272 Jy keep ! Adding 115 model components to the UV plane model. ! The established model now contains 256 components and 2.78272 Jy wmap "J0457-2324_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.325 x 7.754 at -25.67 degrees (North through East) ! Clean map min=-0.0052696 max=2.5265 Jy/beam ! Writing clean map to FITS file: J0457-2324_S_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.52646 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000860973 device "J0457-2324_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.102235 0.102235 0.204469 0.408938 0.817876 1.63575 3.27151 6.54301 13.086 26.172 52.3441 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.526 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.325 x 7.754 at -25.67 degrees (North through East) ! Clean map min=-0.0052696 max=2.5265 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0457-2324_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0457-2324_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0457-2324_S_2007_12_05_pus_uvs.log closed on Sun Sep 12 10:52:34 2010