! Started logfile: J1223+8040_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:22:18 2010 obs J1223+8040_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1223+8040_X_2007_12_05_pus_uva.fits ! AN table 1: 20 integrations on 136 of 136 possible baselines. ! AN table 2: 29 integrations on 136 of 136 possible baselines. ! AN table 3: 106 integrations on 136 of 136 possible baselines. ! AN table 4: 49 integrations on 136 of 136 possible baselines. ! AN table 5: 45 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.151902 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1223+8040 ! ! 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 1501 lines of history. ! ! Reading 20576 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 226 telescope corrections were flagged in sub-array 1. ! A total of 307 telescope corrections were flagged in sub-array 2. ! A total of 1127 telescope corrections were flagged in sub-array 3. ! A total of 516 telescope corrections were flagged in sub-array 4. ! A total of 490 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 226 telescope corrections were flagged in sub-array 1. ! A total of 307 telescope corrections were flagged in sub-array 2. ! A total of 1127 telescope corrections were flagged in sub-array 3. ! A total of 516 telescope corrections were flagged in sub-array 4. ! A total of 490 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 226 telescope corrections were flagged in sub-array 1. ! A total of 307 telescope corrections were flagged in sub-array 2. ! A total of 1127 telescope corrections were flagged in sub-array 3. ! A total of 516 telescope corrections were flagged in sub-array 4. ! A total of 490 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 226 telescope corrections were flagged in sub-array 1. ! A total of 307 telescope corrections were flagged in sub-array 2. ! A total of 1127 telescope corrections were flagged in sub-array 3. ! A total of 516 telescope corrections were flagged in sub-array 4. ! A total of 490 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.707866Jy sigma=0.007275 ! Fit after self-cal, rms=0.633887Jy sigma=0.006480 ! 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 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=0.5884 mas, bmaj=1.605 mas, bpa=-7.638 degrees ! Estimated noise=889.53 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 = 0.290976 Jy ! Component: 100 - total flux cleaned = 0.358566 Jy ! Total flux subtracted in 100 components = 0.358566 Jy ! Clean residual min=-0.008235 max=0.023640 Jy/beam ! Clean residual mean=0.000079 rms=0.002567 Jy/beam ! Combined flux in latest and established models = 0.358566 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.358566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146433Jy sigma=0.001319 ! Fit after self-cal, rms=0.146452Jy sigma=0.001319 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0237749 Jy ! Component: 100 - total flux cleaned = 0.0356947 Jy ! Total flux subtracted in 100 components = 0.0356947 Jy ! Clean residual min=-0.007239 max=0.015350 Jy/beam ! Clean residual mean=0.000064 rms=0.002020 Jy/beam ! Combined flux in latest and established models = 0.394261 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.394261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141712Jy sigma=0.001254 ! Fit after self-cal, rms=0.141702Jy sigma=0.001254 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Added new window around map position (-0.4, 3.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154632 Jy ! Component: 100 - total flux cleaned = 0.0236227 Jy ! Total flux subtracted in 100 components = 0.0236227 Jy ! Clean residual min=-0.006030 max=0.009396 Jy/beam ! Clean residual mean=0.000036 rms=0.001730 Jy/beam ! Combined flux in latest and established models = 0.417883 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.417883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139770Jy sigma=0.001228 ! Fit after self-cal, rms=0.139562Jy sigma=0.001226 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 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 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=0.8055 mas, bmaj=2.114 mas, bpa=-4.993 degrees ! Estimated noise=496.85 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, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112024 Jy ! Component: 100 - total flux cleaned = 0.0179235 Jy ! Component: 150 - total flux cleaned = 0.0222852 Jy ! Component: 200 - total flux cleaned = 0.0251698 Jy ! Total flux subtracted in 200 components = 0.0251698 Jy ! Clean residual min=-0.005236 max=0.007324 Jy/beam ! Clean residual mean=-0.000036 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 0.443053 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 48 components and 0.443053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138580Jy sigma=0.001215 ! Fit after self-cal, rms=0.138514Jy sigma=0.001214 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Added new window around map position (-1.2, 8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00748088 Jy ! Component: 100 - total flux cleaned = 0.0121674 Jy ! Component: 150 - total flux cleaned = 0.0155624 Jy ! Component: 200 - total flux cleaned = 0.0181227 Jy ! Total flux subtracted in 200 components = 0.0181227 Jy ! Clean residual min=-0.004450 max=0.004427 Jy/beam ! Clean residual mean=-0.000145 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.461176 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 76 components and 0.461176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138010Jy sigma=0.001209 ! Fit after self-cal, rms=0.137977Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 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 0.92 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.04 LA 0.96 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.96 ! PT 1.02 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.02 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00 LA 1.00 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.03 ! PT 0.97 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.99 HH 1.00* HN 1.09 ! KB 1.03 KP 1.02 LA 0.99 MK 0.96 ! NL 1.06 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SV 1.00* TS 0.99 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 0.97 FD 1.02 HH 1.00* HN 1.08 ! KB 1.00* KP 1.01 LA 0.98 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.99 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.93 FD 1.08 HH 1.00* HN 1.09 ! KB 1.00* KP 0.98 LA 0.95 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.98 ! PT 0.95 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 0.97 LA 1.00 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 0.98 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KP 0.96 LA 0.99 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 0.94 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 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 1.12 ! KB 1.00 KP 0.97 LA 0.97 MK 0.98 ! NL 1.02 NY 1.00* ON 1.00* OV 0.96 ! PT 1.05 SV 1.00* TS 1.01 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 1.00 FD 1.01 HH 1.00* HN 1.07 ! KB 1.00* KP 0.93 LA 0.97 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 0.96 ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.00 FD 1.02 HH 1.00* HN 1.13 ! KB 1.00* KP 0.97 LA 0.93 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 0.96 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.02 LA 0.98 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 0.98 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.06 HH 1.00* HN 1.00* ! KB 1.00* KP 0.99 LA 0.98 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.99 ! PT 1.02 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.99 HH 1.00* HN 1.11 ! KB 0.99 KP 1.01 LA 1.00 MK 1.00 ! NL 1.04 NY 1.00* ON 1.00* OV 1.02 ! PT 1.04 SV 1.00* TS 0.99 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 0.97 FD 1.02 HH 1.00* HN 1.10 ! KB 1.00* KP 0.98 LA 0.99 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.00 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.96 FD 1.01 HH 1.00* HN 1.22 ! KB 1.00* KP 0.98 LA 0.97 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 1.01 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.02 LA 1.05 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 0.95 ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00 LA 0.98 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 1.03 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.97 HH 1.00* HN 1.09 ! KB 0.99 KP 1.01 LA 1.02 MK 1.05 ! NL 1.01 NY 1.00* ON 1.00* OV 0.99 ! PT 1.02 SV 1.00* TS 1.03 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 1.04 FD 1.00 HH 1.00* HN 1.10 ! KB 1.00* KP 0.98 LA 0.97 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 0.98 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.99 FD 1.02 HH 1.00* HN 1.15 ! KB 1.00* KP 0.98 LA 0.97 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 0.99 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.137977Jy sigma=0.001208 ! Fit after self-cal, rms=0.142470Jy sigma=0.001196 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=0.8074 mas, bmaj=2.137 mas, bpa=-4.922 degrees ! Estimated noise=499.226 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 (-3.4, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024578 Jy ! Component: 100 - total flux cleaned = 0.00340394 Jy ! Component: 150 - total flux cleaned = 0.00438573 Jy ! Component: 200 - total flux cleaned = 0.00470693 Jy ! Total flux subtracted in 200 components = 0.00470693 Jy ! Clean residual min=-0.002522 max=0.002284 Jy/beam ! Clean residual mean=-0.000164 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.465883 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.465883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142354Jy sigma=0.001194 ! Fit after self-cal, rms=0.142400Jy sigma=0.001194 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 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=0.142400Jy sigma=0.001194 ! Fit after self-cal, rms=0.142062Jy sigma=0.001192 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=0.808 mas, bmaj=2.133 mas, bpa=-4.996 degrees ! Estimated noise=498.685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.53777e-05 Jy ! Component: 100 - total flux cleaned = 0.000525442 Jy ! Component: 150 - total flux cleaned = 0.000818808 Jy ! Component: 200 - total flux cleaned = 0.000992611 Jy ! Total flux subtracted in 200 components = 0.000992611 Jy ! Clean residual min=-0.002162 max=0.002243 Jy/beam ! Clean residual mean=-0.000119 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.466875 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 0.466875 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142018Jy sigma=0.001191 ! Fit after self-cal, rms=0.142014Jy sigma=0.001191 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 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 = 0.000142209 Jy ! Component: 100 - total flux cleaned = 0.000335121 Jy ! Component: 150 - total flux cleaned = 0.000477389 Jy ! Component: 200 - total flux cleaned = 0.000612717 Jy ! Total flux subtracted in 200 components = 0.000612716 Jy ! Clean residual min=-0.002127 max=0.002214 Jy/beam ! Clean residual mean=-0.000123 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.467488 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.467488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141991Jy sigma=0.001191 ! Fit after self-cal, rms=0.141990Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 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=0.141990Jy sigma=0.001191 ! Fit after self-cal, rms=0.141913Jy sigma=0.001191 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=0.8091 mas, bmaj=2.135 mas, bpa=-4.992 degrees ! Estimated noise=497.999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000583892 Jy ! Component: 100 - total flux cleaned = -0.000441412 Jy ! Component: 150 - total flux cleaned = -0.000313481 Jy ! Component: 200 - total flux cleaned = -0.000193667 Jy ! Total flux subtracted in 200 components = -0.000193667 Jy ! Clean residual min=-0.002023 max=0.002282 Jy/beam ! Clean residual mean=-0.000095 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.467294 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 121 components and 0.467294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141892Jy sigma=0.001191 ! Fit after self-cal, rms=0.141891Jy sigma=0.001191 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 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 = 4.12628e-05 Jy ! Component: 100 - total flux cleaned = 0.000179152 Jy ! Component: 150 - total flux cleaned = 0.000230534 Jy ! Component: 200 - total flux cleaned = 0.000281424 Jy ! Total flux subtracted in 200 components = 0.000281424 Jy ! Clean residual min=-0.001993 max=0.002260 Jy/beam ! Clean residual mean=-0.000098 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.467576 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 125 components and 0.467576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141879Jy sigma=0.001191 ! Fit after self-cal, rms=0.141879Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 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=0.141879Jy sigma=0.001191 ! Fit after self-cal, rms=0.141853Jy sigma=0.001191 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=2.891 mas, bmaj=3.414 mas, bpa=20.46 degrees ! Estimated noise=554.445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000342328 Jy ! Component: 100 - total flux cleaned = -0.000202315 Jy ! Component: 150 - total flux cleaned = -0.000106199 Jy ! Component: 200 - total flux cleaned = -7.40697e-05 Jy ! Total flux subtracted in 200 components = -7.40697e-05 Jy ! Clean residual min=-0.001994 max=0.002637 Jy/beam ! Clean residual mean=-0.000128 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.467502 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 139 components and 0.467502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141848Jy sigma=0.001191 ! Fit after self-cal, rms=0.141847Jy sigma=0.001191 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 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 = 1.87011e-05 Jy ! Component: 100 - total flux cleaned = 1.86917e-05 Jy ! Component: 150 - total flux cleaned = 1.87924e-05 Jy ! Component: 200 - total flux cleaned = 1.84961e-05 Jy ! Total flux subtracted in 200 components = 1.84961e-05 Jy ! Clean residual min=-0.001990 max=0.002632 Jy/beam ! Clean residual mean=-0.000129 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.46752 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 145 components and 0.46752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141845Jy sigma=0.001191 ! Fit after self-cal, rms=0.141844Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 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 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=0.8099 mas, bmaj=2.137 mas, bpa=-4.988 degrees ! Estimated noise=497.483 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8099 x 2.137 at -4.988 degrees (North through East) ! Clean map min=-0.0021929 max=0.37558 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=0.591 mas, bmaj=1.623 mas, bpa=-7.522 degrees ! Estimated noise=895.657 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.292549 Jy ! Component: 100 - total flux cleaned = 0.359307 Jy ! Component: 150 - total flux cleaned = 0.385135 Jy ! Component: 200 - total flux cleaned = 0.401413 Jy ! Total flux subtracted in 200 components = 0.401413 Jy ! Clean residual min=-0.005948 max=0.009161 Jy/beam ! Clean residual mean=0.000048 rms=0.001514 Jy/beam ! Combined flux in latest and established models = 0.401413 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.401413 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=0.8099 mas, bmaj=2.137 mas, bpa=-4.988 degrees ! Estimated noise=497.483 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 = 0.0160757 Jy ! Component: 100 - total flux cleaned = 0.026423 Jy ! Component: 150 - total flux cleaned = 0.0340438 Jy ! Component: 200 - total flux cleaned = 0.0399669 Jy ! Total flux subtracted in 200 components = 0.0399669 Jy ! Clean residual min=-0.002537 max=0.003599 Jy/beam ! Clean residual mean=0.000060 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.44138 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 69 components and 0.44138 Jy ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 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 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=2.891 mas, bmaj=3.414 mas, bpa=20.46 degrees ! Estimated noise=554.445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00659877 Jy ! Component: 100 - total flux cleaned = 0.0113436 Jy ! Component: 150 - total flux cleaned = 0.0148657 Jy ! Component: 200 - total flux cleaned = 0.0175281 Jy ! Total flux subtracted in 200 components = 0.0175281 Jy ! Clean residual min=-0.002316 max=0.002708 Jy/beam ! Clean residual mean=-0.000053 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.458908 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 = 0.00203129 Jy ! Component: 100 - total flux cleaned = 0.00358994 Jy ! Component: 150 - total flux cleaned = 0.00479035 Jy ! Component: 200 - total flux cleaned = 0.00571675 Jy ! Total flux subtracted in 200 components = 0.00571675 Jy ! Clean residual min=-0.002099 max=0.002488 Jy/beam ! Clean residual mean=-0.000104 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.464625 Jy ! Adding 93 model components to the UV plane model. ! The established model now contains 147 components and 0.464625 Jy ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! Estimated beam: bmin=0.8099 mas, bmaj=2.137 mas, bpa=-4.988 degrees ! Estimated noise=497.483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00089584 Jy ! Component: 100 - total flux cleaned = 0.00129107 Jy ! Component: 150 - total flux cleaned = 0.00146009 Jy ! Component: 200 - total flux cleaned = 0.00155315 Jy ! Total flux subtracted in 200 components = 0.00155315 Jy ! Clean residual min=-0.001997 max=0.002383 Jy/beam ! Clean residual mean=-0.000072 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.466178 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 160 components and 0.466178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141869Jy sigma=0.001191 ! Fit after self-cal, rms=0.141840Jy sigma=0.001191 wmodel J1223+8040_X_2007_12_05_pus_map.mod ! Writing 160 model components to file: J1223+8040_X_2007_12_05_pus_map.mod wobs J1223+8040_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1223+8040_X_2007_12_05_pus_uvs.fits wwins J1223+8040_X_2007_12_05_pus_map.win ! wwins: Wrote 5 windows to J1223+8040_X_2007_12_05_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000679974 Jy ! Component: 100 - total flux cleaned = 0.000465515 Jy ! Component: 150 - total flux cleaned = 0.000225693 Jy ! Component: 200 - total flux cleaned = 5.98661e-05 Jy ! Component: 250 - total flux cleaned = -0.000165131 Jy ! Component: 300 - total flux cleaned = -0.000353231 Jy ! Component: 350 - total flux cleaned = -0.00056737 Jy ! Component: 400 - total flux cleaned = -0.000716918 Jy ! Component: 450 - total flux cleaned = -0.000863736 Jy ! Component: 500 - total flux cleaned = -0.00103664 Jy ! Component: 550 - total flux cleaned = -0.00117808 Jy ! Component: 600 - total flux cleaned = -0.00134507 Jy ! Component: 650 - total flux cleaned = -0.00156311 Jy ! Component: 700 - total flux cleaned = -0.00164362 Jy ! Component: 750 - total flux cleaned = -0.00182925 Jy ! Component: 800 - total flux cleaned = -0.00203798 Jy ! Component: 850 - total flux cleaned = -0.00214126 Jy ! Component: 900 - total flux cleaned = -0.0023191 Jy ! Component: 950 - total flux cleaned = -0.00241929 Jy ! Component: 1000 - total flux cleaned = -0.00251815 Jy ! Component: 1050 - total flux cleaned = -0.00261596 Jy ! Component: 1100 - total flux cleaned = -0.00271256 Jy ! Component: 1150 - total flux cleaned = -0.00280814 Jy ! Component: 1200 - total flux cleaned = -0.00290251 Jy ! Component: 1250 - total flux cleaned = -0.00294911 Jy ! Component: 1300 - total flux cleaned = -0.00301833 Jy ! Component: 1350 - total flux cleaned = -0.0029955 Jy ! Component: 1400 - total flux cleaned = -0.00304099 Jy ! Component: 1450 - total flux cleaned = -0.00310836 Jy ! Component: 1500 - total flux cleaned = -0.00308605 Jy ! Component: 1550 - total flux cleaned = -0.0030862 Jy ! Component: 1600 - total flux cleaned = -0.00313015 Jy ! Component: 1650 - total flux cleaned = -0.00317365 Jy ! Component: 1700 - total flux cleaned = -0.00319528 Jy ! Component: 1750 - total flux cleaned = -0.00321662 Jy ! Component: 1800 - total flux cleaned = -0.00319563 Jy ! Component: 1850 - total flux cleaned = -0.00327945 Jy ! Component: 1900 - total flux cleaned = -0.00327926 Jy ! Component: 1950 - total flux cleaned = -0.00330004 Jy ! Component: 2000 - total flux cleaned = -0.00338183 Jy ! Total flux subtracted in 2048 components = -0.00338187 Jy ! Clean residual min=-0.001174 max=0.001307 Jy/beam ! Clean residual mean=-0.000022 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.462796 Jy keep ! Adding 147 model components to the UV plane model. ! The established model now contains 307 components and 0.462796 Jy wmap "J1223+8040_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8099 x 2.137 at -4.988 degrees (North through East) ! Clean map min=-0.0017319 max=0.37907 Jy/beam ! Writing clean map to FITS file: J1223+8040_X_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.379066 invert ! Inverting map ! Your choice of large map pixels excluded 2.32% of the data. ! The x-axis pixel size should ideally be below 0.1895 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000397037 device "J1223+8040_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1223+8040_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.314222 0.314222 0.628444 1.25689 2.51378 5.02755 10.0551 20.1102 40.2204 80.4409 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.379 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8099 x 2.137 at -4.988 degrees (North through East) ! Clean map min=-0.0017319 max=0.37907 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1223+8040_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1223+8040_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1223+8040_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:22:25 2010