! Started logfile: J0609-1542_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:46:15 2010 obs J0609-1542_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0609-1542_X_2008_04_02_pus_uva.fits ! AN table 1: 37 integrations on 120 of 120 possible baselines. ! AN table 2: 27 integrations on 120 of 120 possible baselines. ! AN table 3: 39 integrations on 120 of 120 possible baselines. ! AN table 4: 15 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.147599 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0609-1542 ! ! 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 2284 lines of history. ! ! Reading 8360 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 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 433 telescope corrections were flagged in sub-array 1. ! A total of 324 telescope corrections were flagged in sub-array 2. ! A total of 359 telescope corrections were flagged in sub-array 3. ! A total of 119 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 433 telescope corrections were flagged in sub-array 1. ! A total of 324 telescope corrections were flagged in sub-array 2. ! A total of 359 telescope corrections were flagged in sub-array 3. ! A total of 119 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 433 telescope corrections were flagged in sub-array 1. ! A total of 324 telescope corrections were flagged in sub-array 2. ! A total of 359 telescope corrections were flagged in sub-array 3. ! A total of 119 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 433 telescope corrections were flagged in sub-array 1. ! A total of 324 telescope corrections were flagged in sub-array 2. ! A total of 359 telescope corrections were flagged in sub-array 3. ! A total of 119 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.669309Jy sigma=0.014592 ! Fit after self-cal, rms=1.530117Jy sigma=0.013482 ! 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 0.362% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=0.7889 mas, bmaj=1.253 mas, bpa=-7.359 degrees ! Estimated noise=1480.84 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 = 1.84216 Jy ! Component: 100 - total flux cleaned = 2.31772 Jy ! Total flux subtracted in 100 components = 2.31772 Jy ! Clean residual min=-0.067839 max=0.205079 Jy/beam ! Clean residual mean=-0.000474 rms=0.019308 Jy/beam ! Combined flux in latest and established models = 2.31772 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 2.31772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.411025Jy sigma=0.003613 ! Fit after self-cal, rms=0.410877Jy sigma=0.003612 ! Inverting map ! Your choice of large map pixels excluded 0.362% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.221259 Jy ! Component: 100 - total flux cleaned = 0.333938 Jy ! Total flux subtracted in 100 components = 0.333938 Jy ! Clean residual min=-0.044661 max=0.053155 Jy/beam ! Clean residual mean=-0.000090 rms=0.009639 Jy/beam ! Combined flux in latest and established models = 2.65166 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 2.65166 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267077Jy sigma=0.002145 ! Fit after self-cal, rms=0.266880Jy sigma=0.002143 ! Inverting map ! Your choice of large map pixels excluded 0.362% of the data. ! The x-axis pixel size should ideally be below 0.1945 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 0.362% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=1.031 mas, bmaj=1.893 mas, bpa=-7.938 degrees ! Estimated noise=926.133 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 = 0.0575567 Jy ! Component: 100 - total flux cleaned = 0.08156 Jy ! Component: 150 - total flux cleaned = 0.0902877 Jy ! Component: 200 - total flux cleaned = 0.0919363 Jy ! Total flux subtracted in 200 components = 0.0919363 Jy ! Clean residual min=-0.038214 max=0.034068 Jy/beam ! Clean residual mean=0.000106 rms=0.009398 Jy/beam ! Combined flux in latest and established models = 2.74359 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 2.74359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258722Jy sigma=0.002017 ! Fit after self-cal, rms=0.258552Jy sigma=0.002015 ! Inverting map ! Your choice of large map pixels excluded 0.362% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HH 1.00* HN 1.02 ! KK 0.99 KP 0.98 LA 0.95 MK 1.00 ! NL 0.96 NY 1.00* ON 1.00* OV 1.01 ! PT 0.93 SC 1.03 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.92 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.05 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.03 ZC 1.15 ! ! 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 1.00* HN 1.01 ! KK 1.00* KP 1.05 LA 1.04 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.05 ! PT 1.05 SC 0.96 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.98 HH 1.00* HN 1.00 ! KK 1.00* KP 1.02 LA 1.04 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 1.02 ! PT 1.01 SC 0.99 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HH 1.00* HN 1.01 ! KK 0.98 KP 0.93 LA 0.94 MK 1.00 ! NL 0.93 NY 1.00* ON 1.00* OV 0.99 ! PT 0.92 SC 1.06 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.89 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.06 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.08 ZC 1.17 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 HH 1.00* HN 1.01 ! KK 1.00* KP 0.99 LA 1.01 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 1.04 ! PT 1.04 SC 0.96 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.98 HH 1.00* HN 0.99 ! KK 1.00* KP 0.97 LA 1.01 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 1.01 ! PT 0.99 SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HH 1.00* HN 1.03 ! KK 1.05 KP 0.97 LA 0.97 MK 1.03 ! NL 0.96 NY 1.00* ON 1.00* OV 1.03 ! PT 0.92 SC 1.09 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.90 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.07 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.04 ZC 1.16 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 HH 1.00* HN 1.01 ! KK 1.00* KP 1.02 LA 1.06 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.08 ! PT 1.04 SC 1.00 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.00 HH 1.00* HN 0.99 ! KK 1.00* KP 1.00 LA 1.05 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 1.05 ! PT 1.00 SC 1.04 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HH 1.00* HN 1.02 ! KK 1.02 KP 0.96 LA 0.96 MK 1.06 ! NL 0.98 NY 1.00* ON 1.00* OV 1.02 ! PT 0.92 SC 1.10 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.93 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.08 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.03 ZC 1.20 ! ! 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 1.00* HN 1.01 ! KK 1.00* KP 1.02 LA 1.04 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.07 ! PT 1.04 SC 1.00 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.99 HH 1.00* HN 1.00 ! KK 1.00* KP 0.99 LA 1.04 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.03 ! PT 1.00 SC 1.09 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.258552Jy sigma=0.002015 ! Fit after self-cal, rms=0.204464Jy sigma=0.001472 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=1.033 mas, bmaj=1.894 mas, bpa=-8.024 degrees ! Estimated noise=931.482 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 (14.2, 12.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0277213 Jy ! Component: 100 - total flux cleaned = 0.0419064 Jy ! Component: 150 - total flux cleaned = 0.051313 Jy ! Component: 200 - total flux cleaned = 0.0533255 Jy ! Total flux subtracted in 200 components = 0.0533255 Jy ! Clean residual min=-0.013226 max=0.024000 Jy/beam ! Clean residual mean=-0.000004 rms=0.003876 Jy/beam ! Combined flux in latest and established models = 2.79692 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 39 components and 2.79692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200332Jy sigma=0.001430 ! Fit after self-cal, rms=0.199905Jy sigma=0.001427 ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Added new window around map position (4.8, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0241279 Jy ! Component: 100 - total flux cleaned = 0.0367972 Jy ! Component: 150 - total flux cleaned = 0.0444357 Jy ! Component: 200 - total flux cleaned = 0.0495085 Jy ! Total flux subtracted in 200 components = 0.0495085 Jy ! Clean residual min=-0.012659 max=0.012274 Jy/beam ! Clean residual mean=0.000110 rms=0.002999 Jy/beam ! Combined flux in latest and established models = 2.84643 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 58 components and 2.84643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196309Jy sigma=0.001398 ! Fit after self-cal, rms=0.196191Jy sigma=0.001397 ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 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=0.196191Jy sigma=0.001397 ! Fit after self-cal, rms=0.188163Jy sigma=0.001374 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=1.033 mas, bmaj=1.892 mas, bpa=-8.065 degrees ! Estimated noise=931.309 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00923864 Jy ! Component: 100 - total flux cleaned = 0.015518 Jy ! Component: 150 - total flux cleaned = 0.0178345 Jy ! Component: 200 - total flux cleaned = 0.0195114 Jy ! Total flux subtracted in 200 components = 0.0195114 Jy ! Clean residual min=-0.010377 max=0.012450 Jy/beam ! Clean residual mean=0.000024 rms=0.002493 Jy/beam ! Combined flux in latest and established models = 2.86594 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 2.86594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187305Jy sigma=0.001367 ! Fit after self-cal, rms=0.187250Jy sigma=0.001367 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 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) ! Added new window around map position (2.2, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107939 Jy ! Component: 100 - total flux cleaned = 0.0111253 Jy ! Component: 150 - total flux cleaned = 0.0125566 Jy ! Component: 200 - total flux cleaned = 0.013196 Jy ! Total flux subtracted in 200 components = 0.013196 Jy ! Clean residual min=-0.008940 max=0.010749 Jy/beam ! Clean residual mean=0.000056 rms=0.002286 Jy/beam ! Combined flux in latest and established models = 2.87914 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 2.87914 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185982Jy sigma=0.001357 ! Fit after self-cal, rms=0.185897Jy sigma=0.001356 ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Added new window around map position (17.4, 8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0091703 Jy ! Component: 100 - total flux cleaned = 0.0121521 Jy ! Component: 150 - total flux cleaned = 0.0142411 Jy ! Component: 200 - total flux cleaned = 0.0151851 Jy ! Total flux subtracted in 200 components = 0.0151851 Jy ! Clean residual min=-0.009784 max=0.009059 Jy/beam ! Clean residual mean=0.000071 rms=0.002064 Jy/beam ! Combined flux in latest and established models = 2.89432 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 104 components and 2.89432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185024Jy sigma=0.001349 ! Fit after self-cal, rms=0.184965Jy sigma=0.001349 ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 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=0.184965Jy sigma=0.001349 ! Fit after self-cal, rms=0.184150Jy sigma=0.001344 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=1.033 mas, bmaj=1.891 mas, bpa=-8.099 degrees ! Estimated noise=931.591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00719313 Jy ! Component: 100 - total flux cleaned = 0.00901357 Jy ! Component: 150 - total flux cleaned = 0.010426 Jy ! Component: 200 - total flux cleaned = 0.0115323 Jy ! Total flux subtracted in 200 components = 0.0115323 Jy ! Clean residual min=-0.007352 max=0.008323 Jy/beam ! Clean residual mean=0.000014 rms=0.001820 Jy/beam ! Combined flux in latest and established models = 2.90585 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 114 components and 2.90585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183434Jy sigma=0.001338 ! Fit after self-cal, rms=0.183399Jy sigma=0.001338 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 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) ! Added new window around map position (10.8, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00709163 Jy ! Component: 100 - total flux cleaned = 0.010809 Jy ! Component: 150 - total flux cleaned = 0.0137284 Jy ! Component: 200 - total flux cleaned = 0.0154143 Jy ! Total flux subtracted in 200 components = 0.0154143 Jy ! Clean residual min=-0.007127 max=0.006501 Jy/beam ! Clean residual mean=0.000054 rms=0.001650 Jy/beam ! Combined flux in latest and established models = 2.92127 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 133 components and 2.92127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182816Jy sigma=0.001334 ! Fit after self-cal, rms=0.182778Jy sigma=0.001334 ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 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=0.182778Jy sigma=0.001334 ! Fit after self-cal, rms=0.182739Jy sigma=0.001333 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=2.252 mas, bmaj=4.17 mas, bpa=-9.619 degrees ! Estimated noise=1108.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00591966 Jy ! Component: 100 - total flux cleaned = 0.0100982 Jy ! Component: 150 - total flux cleaned = 0.0129209 Jy ! Component: 200 - total flux cleaned = 0.0141896 Jy ! Total flux subtracted in 200 components = 0.0141896 Jy ! Clean residual min=-0.004799 max=0.006089 Jy/beam ! Clean residual mean=0.000079 rms=0.001630 Jy/beam ! Combined flux in latest and established models = 2.93546 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 162 components and 2.93546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182526Jy sigma=0.001331 ! Fit after self-cal, rms=0.182512Jy sigma=0.001331 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 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 = 0.00174019 Jy ! Component: 100 - total flux cleaned = 0.00256833 Jy ! Component: 150 - total flux cleaned = 0.003237 Jy ! Component: 200 - total flux cleaned = 0.00362195 Jy ! Total flux subtracted in 200 components = 0.00362195 Jy ! Clean residual min=-0.004847 max=0.005884 Jy/beam ! Clean residual mean=0.000094 rms=0.001579 Jy/beam ! Combined flux in latest and established models = 2.93908 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 181 components and 2.93908 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182476Jy sigma=0.001331 ! Fit after self-cal, rms=0.182465Jy sigma=0.001330 ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 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 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=1.033 mas, bmaj=1.892 mas, bpa=-8.119 degrees ! Estimated noise=931.967 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 1.892 at -8.119 degrees (North through East) ! Clean map min=-0.0056103 max=2.4796 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=0.182465Jy sigma=0.001330 ! Fit after self-cal, rms=0.158004Jy sigma=0.001168 ! Inverting map and beam ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=1.033 mas, bmaj=1.892 mas, bpa=-8.129 degrees ! Estimated noise=931.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231985 Jy ! Component: 100 - total flux cleaned = 0.00231953 Jy ! Component: 150 - total flux cleaned = 0.00264458 Jy ! Component: 200 - total flux cleaned = 0.00310169 Jy ! Total flux subtracted in 200 components = 0.00310169 Jy ! Clean residual min=-0.006137 max=0.005841 Jy/beam ! Clean residual mean=0.000036 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 2.94218 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 189 components and 2.94218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157486Jy sigma=0.001165 ! Fit after self-cal, rms=0.157456Jy sigma=0.001165 ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000487175 Jy ! Component: 100 - total flux cleaned = 0.000778062 Jy ! Component: 150 - total flux cleaned = 0.00091795 Jy ! Component: 200 - total flux cleaned = 0.000914604 Jy ! Total flux subtracted in 200 components = 0.000914604 Jy ! Clean residual min=-0.005991 max=0.005793 Jy/beam ! Clean residual mean=0.000037 rms=0.001395 Jy/beam ! Combined flux in latest and established models = 2.9431 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 194 components and 2.9431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157060Jy sigma=0.001162 ! Fit after self-cal, rms=0.157041Jy sigma=0.001162 ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157041Jy sigma=0.001162 ! Fit after self-cal, rms=0.157087Jy sigma=0.001162 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 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=0.7936 mas, bmaj=1.255 mas, bpa=-7.851 degrees ! Estimated noise=1486.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.84691 Jy ! Component: 100 - total flux cleaned = 2.31483 Jy ! Component: 150 - total flux cleaned = 2.52721 Jy ! Component: 200 - total flux cleaned = 2.63622 Jy ! Total flux subtracted in 200 components = 2.63622 Jy ! Clean residual min=-0.023000 max=0.051710 Jy/beam ! Clean residual mean=-0.000220 rms=0.006374 Jy/beam ! Combined flux in latest and established models = 2.63622 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 9 model components to the UV plane model. ! The established model now contains 9 components and 2.63622 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=1.033 mas, bmaj=1.891 mas, bpa=-8.149 degrees ! Estimated noise=932.302 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 = 0.0716092 Jy ! Component: 100 - total flux cleaned = 0.114799 Jy ! Component: 150 - total flux cleaned = 0.145554 Jy ! Component: 200 - total flux cleaned = 0.169704 Jy ! Total flux subtracted in 200 components = 0.169704 Jy ! Clean residual min=-0.011642 max=0.015041 Jy/beam ! Clean residual mean=-0.000192 rms=0.003677 Jy/beam ! Combined flux in latest and established models = 2.80592 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 41 components and 2.80592 Jy ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 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 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=2.251 mas, bmaj=4.169 mas, bpa=-9.64 degrees ! Estimated noise=1108.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0281365 Jy ! Component: 100 - total flux cleaned = 0.0483288 Jy ! Component: 150 - total flux cleaned = 0.0636604 Jy ! Component: 200 - total flux cleaned = 0.0760379 Jy ! Total flux subtracted in 200 components = 0.0760379 Jy ! Clean residual min=-0.007989 max=0.008132 Jy/beam ! Clean residual mean=-0.000151 rms=0.002827 Jy/beam ! Combined flux in latest and established models = 2.88196 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 = 0.0103197 Jy ! Component: 100 - total flux cleaned = 0.0189707 Jy ! Component: 150 - total flux cleaned = 0.026243 Jy ! Component: 200 - total flux cleaned = 0.0324032 Jy ! Total flux subtracted in 200 components = 0.0324032 Jy ! Clean residual min=-0.005288 max=0.005608 Jy/beam ! Clean residual mean=-0.000049 rms=0.001902 Jy/beam ! Combined flux in latest and established models = 2.91436 Jy ! Adding 130 model components to the UV plane model. ! The established model now contains 166 components and 2.91436 Jy ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! Estimated beam: bmin=1.033 mas, bmaj=1.891 mas, bpa=-8.149 degrees ! Estimated noise=932.302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00615768 Jy ! Component: 100 - total flux cleaned = 0.00878887 Jy ! Component: 150 - total flux cleaned = 0.011404 Jy ! Component: 200 - total flux cleaned = 0.013327 Jy ! Total flux subtracted in 200 components = 0.013327 Jy ! Clean residual min=-0.007351 max=0.006191 Jy/beam ! Clean residual mean=0.000007 rms=0.001710 Jy/beam ! Combined flux in latest and established models = 2.92769 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 180 components and 2.92769 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161612Jy sigma=0.001188 ! Fit after self-cal, rms=0.161349Jy sigma=0.001187 wmodel J0609-1542_X_2008_04_02_pus_map.mod ! Writing 180 model components to file: J0609-1542_X_2008_04_02_pus_map.mod wobs J0609-1542_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0609-1542_X_2008_04_02_pus_uvs.fits wwins J0609-1542_X_2008_04_02_pus_map.win ! wwins: Wrote 6 windows to J0609-1542_X_2008_04_02_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 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00194906 Jy ! Component: 100 - total flux cleaned = -0.00253084 Jy ! Component: 150 - total flux cleaned = -0.0025315 Jy ! Component: 200 - total flux cleaned = -0.00232104 Jy ! Component: 250 - total flux cleaned = -0.00181089 Jy ! Component: 300 - total flux cleaned = -0.00161212 Jy ! Component: 350 - total flux cleaned = -0.00102692 Jy ! Component: 400 - total flux cleaned = -0.000835714 Jy ! Component: 450 - total flux cleaned = -0.00064639 Jy ! Component: 500 - total flux cleaned = -0.000179172 Jy ! Component: 550 - total flux cleaned = 4.9061e-06 Jy ! Component: 600 - total flux cleaned = 9.60054e-05 Jy ! Component: 650 - total flux cleaned = 0.000365084 Jy ! Component: 700 - total flux cleaned = 0.000452861 Jy ! Component: 750 - total flux cleaned = 0.000714736 Jy ! Component: 800 - total flux cleaned = 0.000974462 Jy ! Component: 850 - total flux cleaned = 0.00105933 Jy ! Component: 900 - total flux cleaned = 0.00131378 Jy ! Component: 950 - total flux cleaned = 0.0015655 Jy ! Component: 1000 - total flux cleaned = 0.00156478 Jy ! Component: 1050 - total flux cleaned = 0.00189452 Jy ! Component: 1100 - total flux cleaned = 0.00230148 Jy ! Component: 1150 - total flux cleaned = 0.00254268 Jy ! Component: 1200 - total flux cleaned = 0.00262141 Jy ! Component: 1250 - total flux cleaned = 0.00293891 Jy ! Component: 1300 - total flux cleaned = 0.00309557 Jy ! Component: 1350 - total flux cleaned = 0.00340648 Jy ! Component: 1400 - total flux cleaned = 0.00363917 Jy ! Component: 1450 - total flux cleaned = 0.0042529 Jy ! Component: 1500 - total flux cleaned = 0.00448042 Jy ! Component: 1550 - total flux cleaned = 0.00485746 Jy ! Component: 1600 - total flux cleaned = 0.00523213 Jy ! Component: 1650 - total flux cleaned = 0.00552914 Jy ! Component: 1700 - total flux cleaned = 0.00589884 Jy ! Component: 1750 - total flux cleaned = 0.00611774 Jy ! Component: 1800 - total flux cleaned = 0.00648091 Jy ! Component: 1850 - total flux cleaned = 0.00669746 Jy ! Component: 1900 - total flux cleaned = 0.00698374 Jy ! Component: 1950 - total flux cleaned = 0.00712582 Jy ! Component: 2000 - total flux cleaned = 0.00747977 Jy ! Total flux subtracted in 2048 components = 0.00797118 Jy ! Clean residual min=-0.003684 max=0.003506 Jy/beam ! Clean residual mean=0.000011 rms=0.001264 Jy/beam ! Combined flux in latest and established models = 2.93566 Jy keep ! Adding 115 model components to the UV plane model. ! The established model now contains 291 components and 2.93566 Jy wmap "J0609-1542_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 1.891 at -8.149 degrees (North through East) ! Clean map min=-0.0046279 max=2.4796 Jy/beam ! Writing clean map to FITS file: J0609-1542_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.47961 invert ! Inverting map ! Your choice of large map pixels excluded 0.364% of the data. ! The x-axis pixel size should ideally be below 0.1945 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00126464 device "J0609-1542_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0609-1542_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.153005 0.153005 0.30601 0.612019 1.22404 2.44808 4.89615 9.79231 19.5846 39.1692 78.3385 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0037 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.479 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 1.891 at -8.149 degrees (North through East) ! Clean map min=-0.0046279 max=2.4796 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0609-1542_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0609-1542_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0609-1542_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:46:20 2010