! Started logfile: J1037-2934_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:54:39 2013 obs J1037-2934_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J1037-2934_X_2001_03_12_pus_uva.fits ! AN table 1: 11 integrations on 136 of 136 possible baselines. ! AN table 2: 17 integrations on 136 of 136 possible baselines. ! AN table 3: 88 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.110294 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1037-2934 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1749 lines of history. ! ! Reading 6960 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1037-2934_X_2001_03_12_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 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 187 telescope corrections were flagged in sub-array 1. ! A total of 179 telescope corrections were flagged in sub-array 2. ! A total of 1063 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 187 telescope corrections were flagged in sub-array 1. ! A total of 179 telescope corrections were flagged in sub-array 2. ! A total of 1063 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 187 telescope corrections were flagged in sub-array 1. ! A total of 179 telescope corrections were flagged in sub-array 2. ! A total of 1063 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 187 telescope corrections were flagged in sub-array 1. ! A total of 179 telescope corrections were flagged in sub-array 2. ! A total of 1063 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.582189Jy sigma=0.004766 ! Fit after self-cal, rms=0.245386Jy sigma=0.001796 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.7279 mas, bmaj=2.158 mas, bpa=2.022 degrees ! Estimated noise=1594.72 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 = 0.670858 Jy ! Component: 100 - total flux cleaned = 0.851921 Jy ! Total flux subtracted in 100 components = 0.851921 Jy ! Clean residual min=-0.024184 max=0.071081 Jy/beam ! Clean residual mean=0.000464 rms=0.008327 Jy/beam ! Combined flux in latest and established models = 0.851921 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.851921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221213Jy sigma=0.001831 ! Fit after self-cal, rms=0.220970Jy sigma=0.001830 ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.078205 Jy ! Component: 100 - total flux cleaned = 0.121753 Jy ! Total flux subtracted in 100 components = 0.121753 Jy ! Clean residual min=-0.016210 max=0.029172 Jy/beam ! Clean residual mean=0.000249 rms=0.004872 Jy/beam ! Combined flux in latest and established models = 0.973674 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.973674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174564Jy sigma=0.001367 ! Fit after self-cal, rms=0.174410Jy sigma=0.001366 ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.9705 mas, bmaj=2.784 mas, bpa=3.661 degrees ! Estimated noise=1028.43 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 (1, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0464807 Jy ! Component: 100 - total flux cleaned = 0.0716951 Jy ! Component: 150 - total flux cleaned = 0.0872045 Jy ! Component: 200 - total flux cleaned = 0.0970746 Jy ! Total flux subtracted in 200 components = 0.0970746 Jy ! Clean residual min=-0.010149 max=0.013285 Jy/beam ! Clean residual mean=0.000128 rms=0.002990 Jy/beam ! Combined flux in latest and established models = 1.07075 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 45 components and 1.07075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162360Jy sigma=0.001238 ! Fit after self-cal, rms=0.161805Jy sigma=0.001233 ! Inverting map ! Your choice of large map pixels excluded 0.441% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec 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* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 HH 1.00* HN 1.09 ! KK 1.00* KP 1.05 LA 1.01 MA 1.00* ! MC 1.00* MK 1.00* NL 1.00 ON 1.00* ! OV 1.04 PT 0.96 SC 1.01 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.01 HH 1.00* HN 1.00* ! KK 1.01 KP 1.03 LA 1.00 MA 1.00* ! MC 1.00* MK 0.93 NL 1.02 ON 1.00* ! OV 0.99 PT 0.95 SC 0.98 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.04 HH 1.00* HN 1.09 ! KK 1.00* KP 1.00 LA 1.01 MA 1.00* ! MC 1.00* MK 1.00* NL 0.96 ON 1.00* ! OV 1.00 PT 0.99 SC 1.00 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00 HH 1.00* HN 1.00* ! KK 1.00 KP 0.98 LA 0.99 MA 1.00* ! MC 1.00* MK 0.95 NL 1.00 ON 1.00* ! OV 0.98 PT 1.00 SC 0.96 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 HH 1.00* HN 1.07 ! KK 1.00* KP 0.95 LA 1.01 MA 1.00* ! MC 1.00* MK 1.00* NL 1.01 ON 1.00* ! OV 1.03 PT 1.02 SC 1.01 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.97 HH 1.00* HN 1.00* ! KK 1.08 KP 0.96 LA 0.99 MA 1.00* ! MC 1.00* MK 0.96 NL 1.02 ON 1.00* ! OV 1.02 PT 1.02 SC 1.04 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 1.00* HN 1.11 ! KK 1.00* KP 0.98 LA 1.01 MA 1.00* ! MC 1.00* MK 1.00* NL 0.98 ON 1.00* ! OV 1.01 PT 1.02 SC 1.05 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.96 HH 1.00* HN 1.00* ! KK 1.03 KP 0.96 LA 0.99 MA 1.00* ! MC 1.00* MK 0.98 NL 1.03 ON 1.00* ! OV 1.00 PT 1.00 SC 1.08 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.161805Jy sigma=0.001233 ! Fit after self-cal, rms=0.154202Jy sigma=0.001191 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.9745 mas, bmaj=2.804 mas, bpa=3.42 degrees ! Estimated noise=1025.94 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 = 0.00481368 Jy ! Component: 100 - total flux cleaned = 0.00480166 Jy ! Component: 150 - total flux cleaned = 0.0046113 Jy ! Component: 200 - total flux cleaned = 0.00432615 Jy ! Total flux subtracted in 200 components = 0.00432615 Jy ! Clean residual min=-0.008751 max=0.007028 Jy/beam ! Clean residual mean=-0.000410 rms=0.002305 Jy/beam ! Combined flux in latest and established models = 1.07507 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 1.07507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153529Jy sigma=0.001185 ! Fit after self-cal, rms=0.153516Jy sigma=0.001185 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153516Jy sigma=0.001185 ! Fit after self-cal, rms=0.152781Jy sigma=0.001172 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.9749 mas, bmaj=2.807 mas, bpa=3.396 degrees ! Estimated noise=1025.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239151 Jy ! Component: 100 - total flux cleaned = 0.00224382 Jy ! Component: 150 - total flux cleaned = 0.00201207 Jy ! Component: 200 - total flux cleaned = 0.00180803 Jy ! Total flux subtracted in 200 components = 0.00180803 Jy ! Clean residual min=-0.004550 max=0.005606 Jy/beam ! Clean residual mean=0.000200 rms=0.001360 Jy/beam ! Combined flux in latest and established models = 1.07688 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 79 components and 1.07688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152519Jy sigma=0.001170 ! Fit after self-cal, rms=0.152519Jy sigma=0.001170 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000664062 Jy ! Component: 100 - total flux cleaned = 0.000485436 Jy ! Component: 150 - total flux cleaned = 0.000401854 Jy ! Component: 200 - total flux cleaned = 0.000401846 Jy ! Total flux subtracted in 200 components = 0.000401846 Jy ! Clean residual min=-0.004402 max=0.005532 Jy/beam ! Clean residual mean=0.000193 rms=0.001330 Jy/beam ! Combined flux in latest and established models = 1.07728 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 83 components and 1.07728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152387Jy sigma=0.001169 ! Fit after self-cal, rms=0.152372Jy sigma=0.001169 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152372Jy sigma=0.001169 ! Fit after self-cal, rms=0.152285Jy sigma=0.001168 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.9749 mas, bmaj=2.808 mas, bpa=3.368 degrees ! Estimated noise=1024.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00024352 Jy ! Component: 100 - total flux cleaned = 0.000159004 Jy ! Component: 150 - total flux cleaned = 1.34767e-05 Jy ! Component: 200 - total flux cleaned = -5.3061e-05 Jy ! Total flux subtracted in 200 components = -5.3061e-05 Jy ! Clean residual min=-0.004011 max=0.005078 Jy/beam ! Clean residual mean=0.000268 rms=0.001258 Jy/beam ! Combined flux in latest and established models = 1.07723 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 87 components and 1.07723 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152171Jy sigma=0.001168 ! Fit after self-cal, rms=0.152164Jy sigma=0.001168 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000442501 Jy ! Component: 100 - total flux cleaned = 0.000378306 Jy ! Component: 150 - total flux cleaned = 0.000379051 Jy ! Component: 200 - total flux cleaned = 0.000322749 Jy ! Total flux subtracted in 200 components = 0.000322749 Jy ! Clean residual min=-0.003895 max=0.005005 Jy/beam ! Clean residual mean=0.000262 rms=0.001245 Jy/beam ! Combined flux in latest and established models = 1.07755 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 91 components and 1.07755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152095Jy sigma=0.001167 ! Fit after self-cal, rms=0.152090Jy sigma=0.001167 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152090Jy sigma=0.001167 ! Fit after self-cal, rms=0.152038Jy sigma=0.001167 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=2.555 mas, bmaj=6.321 mas, bpa=8.24 degrees ! Estimated noise=1209.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.34549e-05 Jy ! Component: 100 - total flux cleaned = -0.000162656 Jy ! Component: 150 - total flux cleaned = -0.000270955 Jy ! Component: 200 - total flux cleaned = -0.000394316 Jy ! Total flux subtracted in 200 components = -0.000394316 Jy ! Clean residual min=-0.004743 max=0.005845 Jy/beam ! Clean residual mean=0.000478 rms=0.001604 Jy/beam ! Combined flux in latest and established models = 1.07716 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 100 components and 1.07716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152017Jy sigma=0.001167 ! Fit after self-cal, rms=0.152007Jy sigma=0.001167 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.32444e-05 Jy ! Component: 100 - total flux cleaned = 2.39263e-05 Jy ! Component: 150 - total flux cleaned = -8.66847e-05 Jy ! Component: 200 - total flux cleaned = -0.000162163 Jy ! Total flux subtracted in 200 components = -0.000162163 Jy ! Clean residual min=-0.004719 max=0.005768 Jy/beam ! Clean residual mean=0.000485 rms=0.001599 Jy/beam ! Combined flux in latest and established models = 1.077 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 105 components and 1.077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151998Jy sigma=0.001167 ! Fit after self-cal, rms=0.151992Jy sigma=0.001167 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.9751 mas, bmaj=2.81 mas, bpa=3.352 degrees ! Estimated noise=1024.45 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9751 x 2.81 at 3.352 degrees (North through East) ! Clean map min=-0.0035975 max=0.89308 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=0.151992Jy sigma=0.001167 ! Fit after self-cal, rms=0.140969Jy sigma=0.001058 ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.9757 mas, bmaj=2.809 mas, bpa=3.323 degrees ! Estimated noise=1023.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000588377 Jy ! Component: 100 - total flux cleaned = -0.000887493 Jy ! Component: 150 - total flux cleaned = -0.000888094 Jy ! Component: 200 - total flux cleaned = -0.000888963 Jy ! Total flux subtracted in 200 components = -0.000888963 Jy ! Clean residual min=-0.003800 max=0.004628 Jy/beam ! Clean residual mean=0.000280 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 1.07611 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 112 components and 1.07611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140928Jy sigma=0.001058 ! Fit after self-cal, rms=0.140927Jy sigma=0.001058 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000125601 Jy ! Component: 100 - total flux cleaned = 0.000127092 Jy ! Component: 150 - total flux cleaned = 0.000128072 Jy ! Component: 200 - total flux cleaned = 0.000164254 Jy ! Total flux subtracted in 200 components = 0.000164254 Jy ! Clean residual min=-0.003753 max=0.004586 Jy/beam ! Clean residual mean=0.000277 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 1.07627 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 113 components and 1.07627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140898Jy sigma=0.001058 ! Fit after self-cal, rms=0.140897Jy sigma=0.001058 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140897Jy sigma=0.001058 ! Fit after self-cal, rms=0.140948Jy sigma=0.001058 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.7411 mas, bmaj=2.231 mas, bpa=0.3916 degrees ! Estimated noise=1461.12 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.674631 Jy ! Component: 100 - total flux cleaned = 0.852526 Jy ! Component: 150 - total flux cleaned = 0.930952 Jy ! Component: 200 - total flux cleaned = 0.976144 Jy ! Total flux subtracted in 200 components = 0.976144 Jy ! Clean residual min=-0.010652 max=0.022934 Jy/beam ! Clean residual mean=0.000233 rms=0.003296 Jy/beam ! Combined flux in latest and established models = 0.976144 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.976144 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.976 mas, bmaj=2.81 mas, bpa=3.318 degrees ! Estimated noise=1023.43 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 = 0.0431247 Jy ! Component: 100 - total flux cleaned = 0.0650247 Jy ! Component: 150 - total flux cleaned = 0.0778242 Jy ! Component: 200 - total flux cleaned = 0.086067 Jy ! Total flux subtracted in 200 components = 0.086067 Jy ! Clean residual min=-0.005031 max=0.005908 Jy/beam ! Clean residual mean=0.000554 rms=0.001425 Jy/beam ! Combined flux in latest and established models = 1.06221 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 60 components and 1.06221 Jy ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=2.554 mas, bmaj=6.322 mas, bpa=8.231 degrees ! Estimated noise=1208.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00671023 Jy ! Component: 100 - total flux cleaned = 0.010044 Jy ! Component: 150 - total flux cleaned = 0.0115671 Jy ! Component: 200 - total flux cleaned = 0.0118338 Jy ! Total flux subtracted in 200 components = 0.0118338 Jy ! Clean residual min=-0.004826 max=0.005566 Jy/beam ! Clean residual mean=0.000553 rms=0.001588 Jy/beam ! Combined flux in latest and established models = 1.07404 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 = 0.000265093 Jy ! Component: 100 - total flux cleaned = 0.000450434 Jy ! Component: 150 - total flux cleaned = 0.000450973 Jy ! Component: 200 - total flux cleaned = 0.000450137 Jy ! Total flux subtracted in 200 components = 0.000450137 Jy ! Clean residual min=-0.004792 max=0.005568 Jy/beam ! Clean residual mean=0.000537 rms=0.001579 Jy/beam ! Combined flux in latest and established models = 1.0745 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 89 components and 1.0745 Jy ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! Estimated beam: bmin=0.976 mas, bmaj=2.81 mas, bpa=3.318 degrees ! Estimated noise=1023.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00131687 Jy ! Component: 100 - total flux cleaned = -0.00132233 Jy ! Component: 150 - total flux cleaned = -0.00132375 Jy ! Component: 200 - total flux cleaned = -0.00131726 Jy ! Total flux subtracted in 200 components = -0.00131726 Jy ! Clean residual min=-0.004257 max=0.004654 Jy/beam ! Clean residual mean=0.000330 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 1.07318 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 96 components and 1.07318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141472Jy sigma=0.001060 ! Fit after self-cal, rms=0.141423Jy sigma=0.001060 wmodel J1037-2934_X_2001_03_12_pus_map.mod ! Writing 96 model components to file: J1037-2934_X_2001_03_12_pus_map.mod wobs J1037-2934_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J1037-2934_X_2001_03_12_pus_uvs.fits wwins J1037-2934_X_2001_03_12_pus_map.win ! wwins: Wrote 2 windows to J1037-2934_X_2001_03_12_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216406 Jy ! Component: 100 - total flux cleaned = 0.00340812 Jy ! Component: 150 - total flux cleaned = 0.00456233 Jy ! Component: 200 - total flux cleaned = 0.00552254 Jy ! Component: 250 - total flux cleaned = 0.00644275 Jy ! Component: 300 - total flux cleaned = 0.00720099 Jy ! Component: 350 - total flux cleaned = 0.00775054 Jy ! Component: 400 - total flux cleaned = 0.00834032 Jy ! Component: 450 - total flux cleaned = 0.00891235 Jy ! Component: 500 - total flux cleaned = 0.00946822 Jy ! Component: 550 - total flux cleaned = 0.0100088 Jy ! Component: 600 - total flux cleaned = 0.0104823 Jy ! Component: 650 - total flux cleaned = 0.0107906 Jy ! Component: 700 - total flux cleaned = 0.0111929 Jy ! Component: 750 - total flux cleaned = 0.0115367 Jy ! Component: 800 - total flux cleaned = 0.0118258 Jy ! Component: 850 - total flux cleaned = 0.0121093 Jy ! Component: 900 - total flux cleaned = 0.0123406 Jy ! Component: 950 - total flux cleaned = 0.0125677 Jy ! Component: 1000 - total flux cleaned = 0.0127462 Jy ! Component: 1050 - total flux cleaned = 0.0128778 Jy ! Component: 1100 - total flux cleaned = 0.0130937 Jy ! Component: 1150 - total flux cleaned = 0.0133481 Jy ! Component: 1200 - total flux cleaned = 0.0134734 Jy ! Component: 1250 - total flux cleaned = 0.0137616 Jy ! Component: 1300 - total flux cleaned = 0.0139636 Jy ! Component: 1350 - total flux cleaned = 0.0141229 Jy ! Component: 1400 - total flux cleaned = 0.0143196 Jy ! Component: 1450 - total flux cleaned = 0.0144746 Jy ! Component: 1500 - total flux cleaned = 0.0145512 Jy ! Component: 1550 - total flux cleaned = 0.01474 Jy ! Component: 1600 - total flux cleaned = 0.0148144 Jy ! Component: 1650 - total flux cleaned = 0.0149249 Jy ! Component: 1700 - total flux cleaned = 0.0150703 Jy ! Component: 1750 - total flux cleaned = 0.015178 Jy ! Component: 1800 - total flux cleaned = 0.0152847 Jy ! Component: 1850 - total flux cleaned = 0.0153549 Jy ! Component: 1900 - total flux cleaned = 0.0155286 Jy ! Component: 1950 - total flux cleaned = 0.0156314 Jy ! Component: 2000 - total flux cleaned = 0.0157666 Jy ! Total flux subtracted in 2048 components = 0.0158003 Jy ! Clean residual min=-0.002065 max=0.001708 Jy/beam ! Clean residual mean=0.000076 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 1.08898 Jy keep ! Adding 131 model components to the UV plane model. ! The established model now contains 226 components and 1.08898 Jy ![Exited script file: muppet] wmap "J1037-2934_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.976 x 2.81 at 3.318 degrees (North through East) ! Clean map min=-0.0028466 max=0.89683 Jy/beam ! Writing clean map to FITS file: J1037-2934_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.896832 invert ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.196 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000630374 device "J1037-2934_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J1037-2934_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.210867 0.210867 0.421734 0.843468 1.68694 3.37387 6.74775 13.4955 26.991 53.982 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.896 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.976 x 2.81 at 3.318 degrees (North through East) ! Clean map min=-0.0028466 max=0.89683 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1037-2934_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:54:43 2013