! Started logfile: J1448+7601_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:24:44 2010 obs J1448+7601_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1448+7601_X_2007_12_05_pus_uva.fits ! AN table 1: 71 integrations on 136 of 136 possible baselines. ! AN table 2: 85 integrations on 136 of 136 possible baselines. ! AN table 3: 45 integrations on 136 of 136 possible baselines. ! AN table 4: 126 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.158999 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1448+7601 ! ! 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 28284 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 686 telescope corrections were flagged in sub-array 1. ! A total of 865 telescope corrections were flagged in sub-array 2. ! A total of 438 telescope corrections were flagged in sub-array 3. ! A total of 1367 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 686 telescope corrections were flagged in sub-array 1. ! A total of 865 telescope corrections were flagged in sub-array 2. ! A total of 438 telescope corrections were flagged in sub-array 3. ! A total of 1367 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 686 telescope corrections were flagged in sub-array 1. ! A total of 865 telescope corrections were flagged in sub-array 2. ! A total of 438 telescope corrections were flagged in sub-array 3. ! A total of 1367 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 686 telescope corrections were flagged in sub-array 1. ! A total of 865 telescope corrections were flagged in sub-array 2. ! A total of 438 telescope corrections were flagged in sub-array 3. ! A total of 1367 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.763128Jy sigma=0.008093 ! Fit after self-cal, rms=0.666203Jy sigma=0.007103 ! 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 0.454% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=0.5431 mas, bmaj=0.8603 mas, bpa=25.13 degrees ! Estimated noise=769.492 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 = 0.241481 Jy ! Component: 100 - total flux cleaned = 0.320914 Jy ! Total flux subtracted in 100 components = 0.320914 Jy ! Clean residual min=-0.011793 max=0.041936 Jy/beam ! Clean residual mean=-0.000031 rms=0.003328 Jy/beam ! Combined flux in latest and established models = 0.320914 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.320914 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159923Jy sigma=0.001481 ! Fit after self-cal, rms=0.159596Jy sigma=0.001478 ! Inverting map ! Your choice of large map pixels excluded 0.454% of the data. ! The x-axis pixel size should ideally be below 0.1838 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 = 0.0439772 Jy ! Component: 100 - total flux cleaned = 0.0673135 Jy ! Total flux subtracted in 100 components = 0.0673135 Jy ! Clean residual min=-0.007318 max=0.020011 Jy/beam ! Clean residual mean=-0.000055 rms=0.001876 Jy/beam ! Combined flux in latest and established models = 0.388227 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.388227 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142223Jy sigma=0.001268 ! Fit after self-cal, rms=0.141623Jy sigma=0.001261 ! Inverting map ! Your choice of large map pixels excluded 0.454% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0168459 Jy ! Component: 100 - total flux cleaned = 0.0252122 Jy ! Total flux subtracted in 100 components = 0.0252122 Jy ! Clean residual min=-0.006172 max=0.010646 Jy/beam ! Clean residual mean=-0.000065 rms=0.001376 Jy/beam ! Combined flux in latest and established models = 0.41344 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 27 components and 0.41344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139030Jy sigma=0.001232 ! Fit after self-cal, rms=0.138808Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 0.454% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0076104 Jy ! Component: 100 - total flux cleaned = 0.0108688 Jy ! Total flux subtracted in 100 components = 0.0108688 Jy ! Clean residual min=-0.005448 max=0.005873 Jy/beam ! Clean residual mean=-0.000069 rms=0.001217 Jy/beam ! Combined flux in latest and established models = 0.424309 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 0.424308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138327Jy sigma=0.001226 ! Fit after self-cal, rms=0.138256Jy sigma=0.001225 ! Inverting map ! Your choice of large map pixels excluded 0.454% of the data. ! The x-axis pixel size should ideally be below 0.1838 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 0.454% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=0.7536 mas, bmaj=1.143 mas, bpa=21.91 degrees ! Estimated noise=406.127 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 = 0.00234671 Jy ! Component: 100 - total flux cleaned = 0.00242931 Jy ! Component: 150 - total flux cleaned = 0.00249763 Jy ! Component: 200 - total flux cleaned = 0.0024982 Jy ! Total flux subtracted in 200 components = 0.0024982 Jy ! Clean residual min=-0.003567 max=0.003482 Jy/beam ! Clean residual mean=-0.000646 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.426807 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.426807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138064Jy sigma=0.001224 ! Fit after self-cal, rms=0.138038Jy sigma=0.001224 ! Inverting map ! Your choice of large map pixels excluded 0.454% of the data. ! The x-axis pixel size should ideally be below 0.1838 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 0.93 FD 1.00 HH 1.00* HN 1.07 ! KB 1.07 KP 1.00 LA 0.98 MK 0.96 ! NL 1.04 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 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.99 HH 1.00* HN 1.12 ! KB 1.00* KP 1.01 LA 0.98 MK 1.00* ! NL 1.08 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 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.03 HH 1.00* HN 1.11 ! KB 1.00* KP 1.03 LA 1.02 MK 1.00* ! NL 1.07 NY 1.00* ON 1.00* OV 0.97 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 0.97 HH 1.00* HN 1.00* ! KB 1.05 KP 1.04 LA 0.97 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 0.98 ! PT 0.98 SV 1.00* TS 1.06 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HH 1.00* HN 1.07 ! KB 1.04 KP 0.97 LA 0.97 MK 1.02 ! NL 1.02 NY 1.00* ON 1.00* OV 0.95 ! PT 1.04 SV 1.00* TS 0.98 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 1.03 HH 1.00* HN 1.10 ! KB 1.00* KP 0.96 LA 0.98 MK 1.00* ! NL 1.05 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 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.04 HH 1.00* HN 1.23 ! KB 1.00* KP 0.96 LA 1.00 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 0.97 ! PT 1.05 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.97 HH 1.00* HN 1.00* ! KB 1.07 KP 0.95 LA 0.96 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 0.96 ! PT 1.03 SV 1.00* TS 1.07 WZ 1.00* ! 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 0.97 FD 0.99 HH 1.00* HN 1.10 ! KB 1.03 KP 0.96 LA 1.00 MK 0.98 ! NL 1.03 NY 1.00* ON 1.00* OV 1.01 ! PT 1.04 SV 1.00* TS 0.98 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 0.95 FD 1.00 HH 1.00* HN 1.13 ! KB 1.00* KP 1.00 LA 1.00 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 1.01 ! 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 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.03 HH 1.00* HN 1.11 ! KB 1.00* KP 0.98 LA 1.01 MK 1.00* ! NL 1.08 NY 1.00* ON 1.00* OV 0.98 ! PT 1.05 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.99 HH 1.00* HN 1.00* ! KB 1.09 KP 0.99 LA 0.98 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.00 ! PT 1.01 SV 1.00* TS 0.99 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HH 1.00* HN 1.09 ! KB 1.03 KP 1.00 LA 0.98 MK 1.04 ! NL 1.01 NY 1.00* ON 1.00* OV 1.01 ! PT 1.03 SV 1.00* TS 0.98 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 1.00 FD 1.01 HH 1.00* HN 1.05 ! KB 1.00* KP 0.98 LA 0.96 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 1.00 ! 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 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.02 HH 1.00* HN 1.08 ! KB 1.00* KP 1.01 LA 1.01 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 0.99 ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.97 HH 1.00* HN 1.00* ! KB 1.06 KP 1.02 LA 0.96 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.99 ! PT 1.02 SV 1.00* TS 1.05 WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.138038Jy sigma=0.001224 ! Fit after self-cal, rms=0.142041Jy sigma=0.001209 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=0.7599 mas, bmaj=1.157 mas, bpa=21.98 degrees ! Estimated noise=409.994 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 = -0.0009679 Jy ! Component: 100 - total flux cleaned = -0.000965411 Jy ! Component: 150 - total flux cleaned = -0.000966484 Jy ! Component: 200 - total flux cleaned = -0.00100812 Jy ! Total flux subtracted in 200 components = -0.00100812 Jy ! Clean residual min=-0.002404 max=0.002123 Jy/beam ! Clean residual mean=-0.000185 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.425799 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 37 components and 0.425799 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141998Jy sigma=0.001208 ! Fit after self-cal, rms=0.142021Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 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=0.142021Jy sigma=0.001208 ! Fit after self-cal, rms=0.141755Jy sigma=0.001205 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=0.7595 mas, bmaj=1.163 mas, bpa=22.69 degrees ! Estimated noise=409.752 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000380598 Jy ! Component: 100 - total flux cleaned = -0.000421131 Jy ! Component: 150 - total flux cleaned = -0.000419451 Jy ! Component: 200 - total flux cleaned = -0.000419386 Jy ! Total flux subtracted in 200 components = -0.000419386 Jy ! Clean residual min=-0.002066 max=0.001947 Jy/beam ! Clean residual mean=-0.000100 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.425379 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 39 components and 0.425379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141735Jy sigma=0.001205 ! Fit after self-cal, rms=0.141734Jy sigma=0.001205 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 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 = 1.08151e-05 Jy ! Component: 100 - total flux cleaned = -2.06585e-05 Jy ! Component: 150 - total flux cleaned = -1.92128e-05 Jy ! Component: 200 - total flux cleaned = -4.10395e-05 Jy ! Total flux subtracted in 200 components = -4.10395e-05 Jy ! Clean residual min=-0.002032 max=0.001930 Jy/beam ! Clean residual mean=-0.000100 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.425338 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 0.425338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141722Jy sigma=0.001204 ! Fit after self-cal, rms=0.141717Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 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=0.141717Jy sigma=0.001204 ! Fit after self-cal, rms=0.141525Jy sigma=0.001204 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=0.7601 mas, bmaj=1.165 mas, bpa=22.76 degrees ! Estimated noise=409.769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000203541 Jy ! Component: 100 - total flux cleaned = -0.00023214 Jy ! Component: 150 - total flux cleaned = -0.000230505 Jy ! Component: 200 - total flux cleaned = -0.00024969 Jy ! Total flux subtracted in 200 components = -0.00024969 Jy ! Clean residual min=-0.001924 max=0.002015 Jy/beam ! Clean residual mean=-0.000052 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.425088 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 0.425088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141515Jy sigma=0.001204 ! Fit after self-cal, rms=0.141511Jy sigma=0.001204 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 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 = 3.69181e-05 Jy ! Component: 100 - total flux cleaned = 4.00285e-05 Jy ! Component: 150 - total flux cleaned = 2.19995e-05 Jy ! Component: 200 - total flux cleaned = -1.38723e-05 Jy ! Total flux subtracted in 200 components = -1.38723e-05 Jy ! Clean residual min=-0.001901 max=0.002001 Jy/beam ! Clean residual mean=-0.000052 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.425075 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 43 components and 0.425075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141504Jy sigma=0.001204 ! Fit after self-cal, rms=0.141501Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 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=0.141501Jy sigma=0.001204 ! Fit after self-cal, rms=0.141319Jy sigma=0.001204 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=3.047 mas, bmaj=3.224 mas, bpa=-15.54 degrees ! Estimated noise=481.251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.67361e-05 Jy ! Component: 100 - total flux cleaned = 1.64264e-05 Jy ! Component: 150 - total flux cleaned = 1.98548e-06 Jy ! Component: 200 - total flux cleaned = -8.6505e-06 Jy ! Total flux subtracted in 200 components = -8.6505e-06 Jy ! Clean residual min=-0.001880 max=0.001546 Jy/beam ! Clean residual mean=-0.000053 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.425066 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 44 components and 0.425066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141318Jy sigma=0.001204 ! Fit after self-cal, rms=0.141314Jy sigma=0.001204 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 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 = 6.79146e-05 Jy ! Component: 100 - total flux cleaned = 6.98696e-05 Jy ! Component: 150 - total flux cleaned = 5.88838e-05 Jy ! Component: 200 - total flux cleaned = 5.07027e-05 Jy ! Total flux subtracted in 200 components = 5.07026e-05 Jy ! Clean residual min=-0.001858 max=0.001542 Jy/beam ! Clean residual mean=-0.000054 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.425117 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 44 components and 0.425117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141314Jy sigma=0.001204 ! Fit after self-cal, rms=0.141312Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 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 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=0.7605 mas, bmaj=1.167 mas, bpa=22.8 degrees ! Estimated noise=409.734 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7605 x 1.167 at 22.8 degrees (North through East) ! Clean map min=-0.0016997 max=0.30605 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 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=0.5465 mas, bmaj=0.8779 mas, bpa=25.82 degrees ! Estimated noise=783.028 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.244828 Jy ! Component: 100 - total flux cleaned = 0.330855 Jy ! Component: 150 - total flux cleaned = 0.372865 Jy ! Component: 200 - total flux cleaned = 0.394835 Jy ! Total flux subtracted in 200 components = 0.394835 Jy ! Clean residual min=-0.004763 max=0.010606 Jy/beam ! Clean residual mean=0.000004 rms=0.001286 Jy/beam ! Combined flux in latest and established models = 0.394835 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.394835 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=0.7605 mas, bmaj=1.167 mas, bpa=22.8 degrees ! Estimated noise=409.734 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 = 0.0164101 Jy ! Component: 100 - total flux cleaned = 0.0234056 Jy ! Component: 150 - total flux cleaned = 0.0265232 Jy ! Component: 200 - total flux cleaned = 0.0279488 Jy ! Total flux subtracted in 200 components = 0.0279488 Jy ! Clean residual min=-0.001957 max=0.002054 Jy/beam ! Clean residual mean=-0.000007 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.422784 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.422784 Jy ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 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 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=3.047 mas, bmaj=3.224 mas, bpa=-15.54 degrees ! Estimated noise=481.251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00090634 Jy ! Component: 100 - total flux cleaned = 0.00105191 Jy ! Component: 150 - total flux cleaned = 0.00107524 Jy ! Component: 200 - total flux cleaned = 0.00110782 Jy ! Total flux subtracted in 200 components = 0.00110782 Jy ! Clean residual min=-0.001869 max=0.001622 Jy/beam ! Clean residual mean=-0.000032 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.423891 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.00962e-05 Jy ! Component: 100 - total flux cleaned = 4.87796e-05 Jy ! Component: 150 - total flux cleaned = 6.71887e-05 Jy ! Component: 200 - total flux cleaned = 8.47e-05 Jy ! Total flux subtracted in 200 components = 8.47e-05 Jy ! Clean residual min=-0.001855 max=0.001606 Jy/beam ! Clean residual mean=-0.000034 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.423976 Jy ! Adding 4 model components to the UV plane model. ! The established model now contains 28 components and 0.423976 Jy ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! Estimated beam: bmin=0.7605 mas, bmaj=1.167 mas, bpa=22.8 degrees ! Estimated noise=409.734 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000307609 Jy ! Component: 100 - total flux cleaned = -0.000307239 Jy ! Component: 150 - total flux cleaned = -0.00030814 Jy ! Component: 200 - total flux cleaned = -0.000290604 Jy ! Total flux subtracted in 200 components = -0.000290604 Jy ! Clean residual min=-0.001921 max=0.002035 Jy/beam ! Clean residual mean=-0.000016 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.423685 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.423685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141318Jy sigma=0.001204 ! Fit after self-cal, rms=0.141286Jy sigma=0.001204 wmodel J1448+7601_X_2007_12_05_pus_map.mod ! Writing 32 model components to file: J1448+7601_X_2007_12_05_pus_map.mod wobs J1448+7601_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1448+7601_X_2007_12_05_pus_uvs.fits wwins J1448+7601_X_2007_12_05_pus_map.win ! wwins: Wrote 2 windows to J1448+7601_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 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000225062 Jy ! Component: 100 - total flux cleaned = 0.000225181 Jy ! Component: 150 - total flux cleaned = 0.000257162 Jy ! Component: 200 - total flux cleaned = 0.00031836 Jy ! Component: 250 - total flux cleaned = 0.000318166 Jy ! Component: 300 - total flux cleaned = 0.000289676 Jy ! Component: 350 - total flux cleaned = 0.000346559 Jy ! Component: 400 - total flux cleaned = 0.000374553 Jy ! Component: 450 - total flux cleaned = 0.000375006 Jy ! Component: 500 - total flux cleaned = 0.000429017 Jy ! Component: 550 - total flux cleaned = 0.000376361 Jy ! Component: 600 - total flux cleaned = 0.000376449 Jy ! Component: 650 - total flux cleaned = 0.000376265 Jy ! Component: 700 - total flux cleaned = 0.000325939 Jy ! Component: 750 - total flux cleaned = 0.000350971 Jy ! Component: 800 - total flux cleaned = 0.000351089 Jy ! Component: 850 - total flux cleaned = 0.000326829 Jy ! Component: 900 - total flux cleaned = 0.000326637 Jy ! Component: 950 - total flux cleaned = 0.000278652 Jy ! Component: 1000 - total flux cleaned = 0.000254958 Jy ! Component: 1050 - total flux cleaned = 0.000278217 Jy ! Component: 1100 - total flux cleaned = 0.000254818 Jy ! Component: 1150 - total flux cleaned = 0.000231758 Jy ! Component: 1200 - total flux cleaned = 0.000231767 Jy ! Component: 1250 - total flux cleaned = 0.000209267 Jy ! Component: 1300 - total flux cleaned = 0.000142176 Jy ! Component: 1350 - total flux cleaned = 0.000142217 Jy ! Component: 1400 - total flux cleaned = 0.000120234 Jy ! Component: 1450 - total flux cleaned = 7.67832e-05 Jy ! Component: 1500 - total flux cleaned = 0.000119888 Jy ! Component: 1550 - total flux cleaned = 9.85424e-05 Jy ! Component: 1600 - total flux cleaned = 9.86238e-05 Jy ! Component: 1650 - total flux cleaned = 7.75916e-05 Jy ! Component: 1700 - total flux cleaned = 9.85188e-05 Jy ! Component: 1750 - total flux cleaned = 9.84683e-05 Jy ! Component: 1800 - total flux cleaned = 5.70783e-05 Jy ! Component: 1850 - total flux cleaned = 7.76554e-05 Jy ! Component: 1900 - total flux cleaned = 5.72497e-05 Jy ! Component: 1950 - total flux cleaned = 3.70776e-05 Jy ! Component: 2000 - total flux cleaned = -3.04081e-06 Jy ! Total flux subtracted in 2048 components = 3.67543e-05 Jy ! Clean residual min=-0.001272 max=0.001241 Jy/beam ! Clean residual mean=-0.000015 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.423722 Jy keep ! Adding 167 model components to the UV plane model. ! The established model now contains 199 components and 0.423722 Jy wmap "J1448+7601_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7605 x 1.167 at 22.8 degrees (North through East) ! Clean map min=-0.0015741 max=0.30719 Jy/beam ! Writing clean map to FITS file: J1448+7601_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 0.307192 invert ! Inverting map ! Your choice of large map pixels excluded 0.455% of the data. ! The x-axis pixel size should ideally be below 0.1838 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000365979 device "J1448+7601_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1448+7601_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.357411 0.357411 0.714822 1.42964 2.85929 5.71858 11.4372 22.8743 45.7486 91.4973 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.307 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7605 x 1.167 at 22.8 degrees (North through East) ! Clean map min=-0.0015741 max=0.30719 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1448+7601_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1448+7601_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1448+7601_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:24:56 2010