! Started logfile: J0854+2006_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:47:27 2010 obs J0854+2006_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0854+2006_X_2008_04_02_pus_uva.fits ! AN table 1: 71 integrations on 120 of 120 possible baselines. ! AN table 2: 125 integrations on 120 of 120 possible baselines. ! AN table 3: 41 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.101125 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0854+2006 ! ! 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 11504 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 1071 telescope corrections were flagged in sub-array 1. ! A total of 1351 telescope corrections were flagged in sub-array 2. ! A total of 398 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1080 telescope corrections were flagged in sub-array 1. ! A total of 1351 telescope corrections were flagged in sub-array 2. ! A total of 426 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1071 telescope corrections were flagged in sub-array 1. ! A total of 1351 telescope corrections were flagged in sub-array 2. ! A total of 398 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1071 telescope corrections were flagged in sub-array 1. ! A total of 1351 telescope corrections were flagged in sub-array 2. ! A total of 398 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.989514Jy sigma=0.008529 ! Fit after self-cal, rms=0.714289Jy sigma=0.006316 ! 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 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=0.6004 mas, bmaj=0.898 mas, bpa=3.905 degrees ! Estimated noise=1563.4 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 = 1.22357 Jy ! Component: 100 - total flux cleaned = 1.50557 Jy ! Total flux subtracted in 100 components = 1.50557 Jy ! Clean residual min=-0.045120 max=0.107983 Jy/beam ! Clean residual mean=0.000046 rms=0.012383 Jy/beam ! Combined flux in latest and established models = 1.50557 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 1.50557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.350026Jy sigma=0.002841 ! Fit after self-cal, rms=0.349603Jy sigma=0.002840 ! Inverting map ! Your choice of large map pixels excluded 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.11687 Jy ! Component: 100 - total flux cleaned = 0.175455 Jy ! Total flux subtracted in 100 components = 0.175455 Jy ! Clean residual min=-0.035281 max=0.066165 Jy/beam ! Clean residual mean=-0.000066 rms=0.009221 Jy/beam ! Combined flux in latest and established models = 1.68103 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.68103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293393Jy sigma=0.002103 ! Fit after self-cal, rms=0.292387Jy sigma=0.002099 ! Inverting map ! Your choice of large map pixels excluded 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Added new window around map position (-0.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0667947 Jy ! Component: 100 - total flux cleaned = 0.103034 Jy ! Total flux subtracted in 100 components = 0.103034 Jy ! Clean residual min=-0.031508 max=0.041084 Jy/beam ! Clean residual mean=-0.000127 rms=0.007813 Jy/beam ! Combined flux in latest and established models = 1.78406 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 14 components and 1.78406 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271592Jy sigma=0.001794 ! Fit after self-cal, rms=0.268208Jy sigma=0.001766 ! Inverting map ! Your choice of large map pixels excluded 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 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 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=0.8913 mas, bmaj=1.322 mas, bpa=-0.9749 degrees ! Estimated noise=853.161 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 = 0.0611683 Jy ! Component: 100 - total flux cleaned = 0.0909671 Jy ! Component: 150 - total flux cleaned = 0.108457 Jy ! Component: 200 - total flux cleaned = 0.118996 Jy ! Total flux subtracted in 200 components = 0.118996 Jy ! Clean residual min=-0.021927 max=0.030741 Jy/beam ! Clean residual mean=-0.000563 rms=0.006552 Jy/beam ! Combined flux in latest and established models = 1.90306 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 1.90306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259975Jy sigma=0.001591 ! Fit after self-cal, rms=0.258444Jy sigma=0.001574 ! Inverting map ! Your choice of large map pixels excluded 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.95 HN 1.05 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.29 ON 1.05 OV 1.00* ! PT 1.00* SC 0.97 WZ 1.00* ZC 1.31 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.98 HH 0.89 HN 1.00 ! KK 0.97 KP 1.02 LA 0.99 MK 1.05 ! NL 0.98 NY 1.06 ON 1.06 OV 1.00 ! PT 0.99 SC 1.00 WZ 1.03 ZC 1.53 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.06 HH 0.98 HN 0.97 ! KK 1.00* KP 1.00* LA 1.02 MK 1.00* ! NL 0.98 NY 0.97 ON 1.04 OV 1.00* ! PT 1.06 SC 0.98 WZ 0.99 ZC 0.81 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.90 HN 0.98 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.21 ON 1.05 OV 1.00* ! PT 1.00* SC 0.99 WZ 1.00* ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 HH 0.94 HN 0.99 ! KK 0.96 KP 0.96 LA 0.98 MK 1.05 ! NL 0.96 NY 1.05 ON 1.00 OV 0.98 ! PT 0.97 SC 1.01 WZ 1.07 ZC 1.61 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 HH 0.99 HN 0.97 ! KK 1.00* KP 1.00* LA 1.01 MK 1.00* ! NL 0.95 NY 1.02 ON 1.03 OV 1.00* ! PT 1.05 SC 0.97 WZ 1.03 ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.90 HN 1.02 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.10 ON 1.00 OV 1.00* ! PT 1.00* SC 1.01 WZ 1.00* ZC 1.38 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.97 HH 0.89 HN 0.99 ! KK 0.99 KP 0.99 LA 1.00 MK 1.04 ! NL 0.98 NY 1.09 ON 0.97 OV 1.02 ! PT 0.97 SC 1.03 WZ 1.02 ZC 1.53 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.07 HH 0.97 HN 0.97 ! KK 1.00* KP 1.00* LA 1.03 MK 1.00* ! NL 1.10 NY 0.99 ON 1.01 OV 1.00* ! PT 1.04 SC 0.99 WZ 0.95 ZC 0.79 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00 HN 1.04 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.08 ON 1.00 OV 1.00* ! PT 1.00* SC 0.99 WZ 1.00* ZC 1.31 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 HH 0.98 HN 0.98 ! KK 0.99 KP 0.99 LA 0.98 MK 1.07 ! NL 0.98 NY 1.09 ON 1.01 OV 1.00 ! PT 0.96 SC 1.05 WZ 0.97 ZC 1.60 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 HH 1.04 HN 0.98 ! KK 1.00* KP 1.00* LA 1.01 MK 1.00* ! NL 1.00 NY 1.00 ON 1.00 OV 1.00* ! PT 1.03 SC 1.01 WZ 0.96 ZC 0.82 ! ! ! Fit before self-cal, rms=0.258444Jy sigma=0.001574 ! Fit after self-cal, rms=0.230401Jy sigma=0.001337 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=0.8948 mas, bmaj=1.341 mas, bpa=-0.5044 degrees ! Estimated noise=852.716 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 (-1.6, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0192111 Jy ! Component: 100 - total flux cleaned = 0.0196551 Jy ! Component: 150 - total flux cleaned = 0.0196522 Jy ! Component: 200 - total flux cleaned = 0.0196319 Jy ! Total flux subtracted in 200 components = 0.0196319 Jy ! Clean residual min=-0.012077 max=0.014466 Jy/beam ! Clean residual mean=-0.000048 rms=0.002876 Jy/beam ! Combined flux in latest and established models = 1.92269 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 38 components and 1.92269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228357Jy sigma=0.001312 ! Fit after self-cal, rms=0.228342Jy sigma=0.001309 ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Added new window around map position (-4.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162286 Jy ! Component: 100 - total flux cleaned = 0.0240169 Jy ! Component: 150 - total flux cleaned = 0.0277558 Jy ! Component: 200 - total flux cleaned = 0.0293388 Jy ! Total flux subtracted in 200 components = 0.0293388 Jy ! Clean residual min=-0.010829 max=0.009028 Jy/beam ! Clean residual mean=-0.000076 rms=0.002150 Jy/beam ! Combined flux in latest and established models = 1.95203 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 57 components and 1.95203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227030Jy sigma=0.001292 ! Fit after self-cal, rms=0.226930Jy sigma=0.001291 ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 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=0.226930Jy sigma=0.001291 ! Fit after self-cal, rms=0.224190Jy sigma=0.001264 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=0.8932 mas, bmaj=1.338 mas, bpa=-0.5144 degrees ! Estimated noise=850.664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00543892 Jy ! Component: 100 - total flux cleaned = 0.00678383 Jy ! Component: 150 - total flux cleaned = 0.00696984 Jy ! Component: 200 - total flux cleaned = 0.00696511 Jy ! Total flux subtracted in 200 components = 0.00696511 Jy ! Clean residual min=-0.005807 max=0.007202 Jy/beam ! Clean residual mean=0.000008 rms=0.001494 Jy/beam ! Combined flux in latest and established models = 1.95899 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 1.95899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223782Jy sigma=0.001260 ! Fit after self-cal, rms=0.223733Jy sigma=0.001259 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 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 (8.8, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0029137 Jy ! Component: 100 - total flux cleaned = 0.00272775 Jy ! Component: 150 - total flux cleaned = 0.00255329 Jy ! Component: 200 - total flux cleaned = 0.00255564 Jy ! Total flux subtracted in 200 components = 0.00255564 Jy ! Clean residual min=-0.005396 max=0.006166 Jy/beam ! Clean residual mean=0.000002 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 1.96155 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 1.96155 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223362Jy sigma=0.001256 ! Fit after self-cal, rms=0.223317Jy sigma=0.001256 ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Added new window around map position (-4.2, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383388 Jy ! Component: 100 - total flux cleaned = 0.00560206 Jy ! Component: 150 - total flux cleaned = 0.00656789 Jy ! Component: 200 - total flux cleaned = 0.00669846 Jy ! Total flux subtracted in 200 components = 0.00669846 Jy ! Clean residual min=-0.005159 max=0.005354 Jy/beam ! Clean residual mean=-0.000004 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 1.96825 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 95 components and 1.96825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223067Jy sigma=0.001253 ! Fit after self-cal, rms=0.223052Jy sigma=0.001253 ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 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=0.223052Jy sigma=0.001253 ! Fit after self-cal, rms=0.223377Jy sigma=0.001252 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=0.8935 mas, bmaj=1.338 mas, bpa=-0.5365 degrees ! Estimated noise=850.316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186603 Jy ! Component: 100 - total flux cleaned = 0.00271029 Jy ! Component: 150 - total flux cleaned = 0.00284028 Jy ! Component: 200 - total flux cleaned = 0.00272161 Jy ! Total flux subtracted in 200 components = 0.00272161 Jy ! Clean residual min=-0.004753 max=0.004992 Jy/beam ! Clean residual mean=-0.000014 rms=0.001198 Jy/beam ! Combined flux in latest and established models = 1.97097 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 98 components and 1.97097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223152Jy sigma=0.001251 ! Fit after self-cal, rms=0.223151Jy sigma=0.001251 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 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 = 0.000404574 Jy ! Component: 100 - total flux cleaned = 0.000290896 Jy ! Component: 150 - total flux cleaned = 0.000510133 Jy ! Component: 200 - total flux cleaned = 0.000403049 Jy ! Total flux subtracted in 200 components = 0.000403049 Jy ! Clean residual min=-0.004741 max=0.004897 Jy/beam ! Clean residual mean=-0.000014 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 1.97137 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 106 components and 1.97137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222973Jy sigma=0.001250 ! Fit after self-cal, rms=0.222965Jy sigma=0.001249 ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 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=0.222965Jy sigma=0.001249 ! Fit after self-cal, rms=0.222986Jy sigma=0.001249 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=2.28 mas, bmaj=2.881 mas, bpa=-17.78 degrees ! Estimated noise=978.329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146901 Jy ! Component: 100 - total flux cleaned = 0.00228974 Jy ! Component: 150 - total flux cleaned = 0.00245583 Jy ! Component: 200 - total flux cleaned = 0.00250467 Jy ! Total flux subtracted in 200 components = 0.00250467 Jy ! Clean residual min=-0.004554 max=0.003556 Jy/beam ! Clean residual mean=-0.000044 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 1.97388 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 118 components and 1.97388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222961Jy sigma=0.001249 ! Fit after self-cal, rms=0.222958Jy sigma=0.001249 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 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 = 0.000471292 Jy ! Component: 100 - total flux cleaned = 0.000723386 Jy ! Component: 150 - total flux cleaned = 0.000681375 Jy ! Component: 200 - total flux cleaned = 0.000682672 Jy ! Total flux subtracted in 200 components = 0.000682672 Jy ! Clean residual min=-0.004592 max=0.003544 Jy/beam ! Clean residual mean=-0.000045 rms=0.001059 Jy/beam ! Combined flux in latest and established models = 1.97456 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 124 components and 1.97456 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222932Jy sigma=0.001249 ! Fit after self-cal, rms=0.222925Jy sigma=0.001248 ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 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 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=0.8936 mas, bmaj=1.338 mas, bpa=-0.5304 degrees ! Estimated noise=850.064 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8936 x 1.338 at -0.5304 degrees (North through East) ! Clean map min=-0.0049545 max=1.6143 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=0.222925Jy sigma=0.001248 ! Fit after self-cal, rms=0.203023Jy sigma=0.001068 ! Inverting map and beam ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=0.8925 mas, bmaj=1.339 mas, bpa=-0.3441 degrees ! Estimated noise=849.496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000494568 Jy ! Component: 100 - total flux cleaned = 5.38557e-05 Jy ! Component: 150 - total flux cleaned = -5.02634e-05 Jy ! Component: 200 - total flux cleaned = -5.27047e-05 Jy ! Total flux subtracted in 200 components = -5.27047e-05 Jy ! Clean residual min=-0.004213 max=0.004532 Jy/beam ! Clean residual mean=-0.000038 rms=0.000997 Jy/beam ! Combined flux in latest and established models = 1.97451 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 135 components and 1.97451 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202892Jy sigma=0.001067 ! Fit after self-cal, rms=0.202874Jy sigma=0.001066 ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Added new window around map position (-19.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239567 Jy ! Component: 100 - total flux cleaned = 0.0028705 Jy ! Component: 150 - total flux cleaned = 0.00266715 Jy ! Component: 200 - total flux cleaned = 0.00267122 Jy ! Total flux subtracted in 200 components = 0.00267122 Jy ! Clean residual min=-0.004164 max=0.004162 Jy/beam ! Clean residual mean=-0.000036 rms=0.000960 Jy/beam ! Combined flux in latest and established models = 1.97718 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 144 components and 1.97718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202653Jy sigma=0.001065 ! Fit after self-cal, rms=0.202642Jy sigma=0.001065 ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202642Jy sigma=0.001065 ! Fit after self-cal, rms=0.202641Jy sigma=0.001065 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 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=0.5981 mas, bmaj=0.8976 mas, bpa=4.202 degrees ! Estimated noise=1571.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.21918 Jy ! Component: 100 - total flux cleaned = 1.51127 Jy ! Component: 150 - total flux cleaned = 1.64399 Jy ! Component: 200 - total flux cleaned = 1.72464 Jy ! Total flux subtracted in 200 components = 1.72464 Jy ! Clean residual min=-0.016815 max=0.042131 Jy/beam ! Clean residual mean=0.000097 rms=0.004889 Jy/beam ! Combined flux in latest and established models = 1.72464 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 12 model components to the UV plane model. ! The established model now contains 12 components and 1.72464 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=0.8924 mas, bmaj=1.339 mas, bpa=-0.3549 degrees ! Estimated noise=849.446 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 = 0.0854177 Jy ! Component: 100 - total flux cleaned = 0.129376 Jy ! Component: 150 - total flux cleaned = 0.15575 Jy ! Component: 200 - total flux cleaned = 0.174034 Jy ! Total flux subtracted in 200 components = 0.174034 Jy ! Clean residual min=-0.008723 max=0.012805 Jy/beam ! Clean residual mean=0.000061 rms=0.002640 Jy/beam ! Combined flux in latest and established models = 1.89867 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 44 components and 1.89867 Jy ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Added new window around map position (-3.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146828 Jy ! Component: 100 - total flux cleaned = 0.0261413 Jy ! Component: 150 - total flux cleaned = 0.0353402 Jy ! Component: 200 - total flux cleaned = 0.0428912 Jy ! Total flux subtracted in 200 components = 0.0428912 Jy ! Clean residual min=-0.005384 max=0.005450 Jy/beam ! Clean residual mean=-0.000000 rms=0.001445 Jy/beam ! Combined flux in latest and established models = 1.94157 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 67 components and 1.94157 Jy ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 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 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=2.28 mas, bmaj=2.879 mas, bpa=-17.77 degrees ! Estimated noise=978.362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00948676 Jy ! Component: 100 - total flux cleaned = 0.0159233 Jy ! Component: 150 - total flux cleaned = 0.0205575 Jy ! Component: 200 - total flux cleaned = 0.0238383 Jy ! Total flux subtracted in 200 components = 0.0238383 Jy ! Clean residual min=-0.004460 max=0.003284 Jy/beam ! Clean residual mean=-0.000064 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 1.9654 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 = 0.00187243 Jy ! Component: 100 - total flux cleaned = 0.00346825 Jy ! Component: 150 - total flux cleaned = 0.00475922 Jy ! Component: 200 - total flux cleaned = 0.00588986 Jy ! Total flux subtracted in 200 components = 0.00588986 Jy ! Clean residual min=-0.004283 max=0.003163 Jy/beam ! Clean residual mean=-0.000075 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 1.97129 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 135 components and 1.97129 Jy ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! Estimated beam: bmin=0.8924 mas, bmaj=1.339 mas, bpa=-0.3549 degrees ! Estimated noise=849.446 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000463951 Jy ! Component: 100 - total flux cleaned = 0.000337775 Jy ! Component: 150 - total flux cleaned = 0.000338718 Jy ! Component: 200 - total flux cleaned = 0.000223192 Jy ! Total flux subtracted in 200 components = 0.000223192 Jy ! Clean residual min=-0.004069 max=0.004198 Jy/beam ! Clean residual mean=-0.000032 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 1.97152 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 152 components and 1.97152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202577Jy sigma=0.001068 ! Fit after self-cal, rms=0.202203Jy sigma=0.001066 wmodel J0854+2006_X_2008_04_02_pus_map.mod ! Writing 152 model components to file: J0854+2006_X_2008_04_02_pus_map.mod wobs J0854+2006_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0854+2006_X_2008_04_02_pus_uvs.fits wwins J0854+2006_X_2008_04_02_pus_map.win ! wwins: Wrote 8 windows to J0854+2006_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 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128827 Jy ! Component: 100 - total flux cleaned = 0.00135574 Jy ! Component: 150 - total flux cleaned = 0.00135422 Jy ! Component: 200 - total flux cleaned = 0.00122746 Jy ! Component: 250 - total flux cleaned = 0.000983276 Jy ! Component: 300 - total flux cleaned = 0.000682329 Jy ! Component: 350 - total flux cleaned = 0.000154102 Jy ! Component: 400 - total flux cleaned = -0.000133969 Jy ! Component: 450 - total flux cleaned = -0.000531353 Jy ! Component: 500 - total flux cleaned = -0.000866048 Jy ! Component: 550 - total flux cleaned = -0.00108423 Jy ! Component: 600 - total flux cleaned = -0.00113726 Jy ! Component: 650 - total flux cleaned = -0.00135007 Jy ! Component: 700 - total flux cleaned = -0.00145419 Jy ! Component: 750 - total flux cleaned = -0.00150617 Jy ! Component: 800 - total flux cleaned = -0.00140338 Jy ! Component: 850 - total flux cleaned = -0.00140342 Jy ! Component: 900 - total flux cleaned = -0.00135357 Jy ! Component: 950 - total flux cleaned = -0.00120497 Jy ! Component: 1000 - total flux cleaned = -0.00110731 Jy ! Component: 1050 - total flux cleaned = -0.00110776 Jy ! Component: 1100 - total flux cleaned = -0.00115604 Jy ! Component: 1150 - total flux cleaned = -0.00115567 Jy ! Component: 1200 - total flux cleaned = -0.00101322 Jy ! Component: 1250 - total flux cleaned = -0.00110754 Jy ! Component: 1300 - total flux cleaned = -0.00115403 Jy ! Component: 1350 - total flux cleaned = -0.0010144 Jy ! Component: 1400 - total flux cleaned = -0.00106115 Jy ! Component: 1450 - total flux cleaned = -0.00106037 Jy ! Component: 1500 - total flux cleaned = -0.00124184 Jy ! Component: 1550 - total flux cleaned = -0.00115156 Jy ! Component: 1600 - total flux cleaned = -0.00106175 Jy ! Component: 1650 - total flux cleaned = -0.00110616 Jy ! Component: 1700 - total flux cleaned = -0.000973368 Jy ! Component: 1750 - total flux cleaned = -0.00114927 Jy ! Component: 1800 - total flux cleaned = -0.00101815 Jy ! Component: 1850 - total flux cleaned = -0.00106166 Jy ! Component: 1900 - total flux cleaned = -0.00106217 Jy ! Component: 1950 - total flux cleaned = -0.00101975 Jy ! Component: 2000 - total flux cleaned = -0.00119011 Jy ! Total flux subtracted in 2048 components = -0.00119061 Jy ! Clean residual min=-0.002726 max=0.002285 Jy/beam ! Clean residual mean=-0.000021 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 1.97033 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 291 components and 1.97033 Jy wmap "J0854+2006_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8924 x 1.339 at -0.3549 degrees (North through East) ! Clean map min=-0.0042494 max=1.6142 Jy/beam ! Writing clean map to FITS file: J0854+2006_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 1.61425 invert ! Inverting map ! Your choice of large map pixels excluded 3.15% of the data. ! The x-axis pixel size should ideally be below 0.1827 milli-arcsec ! The y-axis pixel size should ideally be below 0.1712 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000720834 device "J0854+2006_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0854+2006_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.133963 0.133963 0.267927 0.535854 1.07171 2.14342 4.28683 8.57366 17.1473 34.2946 68.5893 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.614 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8924 x 1.339 at -0.3549 degrees (North through East) ! Clean map min=-0.0042494 max=1.6142 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0854+2006_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0854+2006_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0854+2006_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:47:32 2010