! Started logfile: J1300+141A_X_2009_04_21_pus_uvs.log on Sun Jan 23 16:42:41 2011 obs J1300+141A_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J1300+141A_X_2009_04_21_pus_uva.fits ! AN table 1: 26 integrations on 120 of 120 possible baselines. ! AN table 2: 123 integrations on 120 of 120 possible baselines. ! AN table 3: 127 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.455193 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1300+141A ! ! 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 3297 lines of history. ! ! Reading 60304 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1300+141A_X_2009_04_21_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 416 telescope corrections were flagged in sub-array 1. ! A total of 745 telescope corrections were flagged in sub-array 2. ! A total of 416 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 416 telescope corrections were flagged in sub-array 1. ! A total of 745 telescope corrections were flagged in sub-array 2. ! A total of 416 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 416 telescope corrections were flagged in sub-array 1. ! A total of 745 telescope corrections were flagged in sub-array 2. ! A total of 416 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 416 telescope corrections were flagged in sub-array 1. ! A total of 745 telescope corrections were flagged in sub-array 2. ! A total of 416 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.957131Jy sigma=0.007933 ! Fit after self-cal, rms=0.878427Jy sigma=0.007333 ! 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 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.5084 mas, bmaj=1.276 mas, bpa=-11.09 degrees ! Estimated noise=687.888 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 = 0.0978292 Jy ! Component: 100 - total flux cleaned = 0.138542 Jy ! Total flux subtracted in 100 components = 0.138542 Jy ! Clean residual min=-0.007895 max=0.020616 Jy/beam ! Clean residual mean=-0.000000 rms=0.002500 Jy/beam ! Combined flux in latest and established models = 0.138542 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.138542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176440Jy sigma=0.001352 ! Fit after self-cal, rms=0.175633Jy sigma=0.001346 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0289539 Jy ! Component: 100 - total flux cleaned = 0.0461267 Jy ! Total flux subtracted in 100 components = 0.0461267 Jy ! Clean residual min=-0.006329 max=0.009828 Jy/beam ! Clean residual mean=-0.000014 rms=0.001774 Jy/beam ! Combined flux in latest and established models = 0.184668 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.184668 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169075Jy sigma=0.001278 ! Fit after self-cal, rms=0.168645Jy sigma=0.001276 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149618 Jy ! Component: 100 - total flux cleaned = 0.0244047 Jy ! Total flux subtracted in 100 components = 0.0244047 Jy ! Clean residual min=-0.006638 max=0.007763 Jy/beam ! Clean residual mean=-0.000022 rms=0.001516 Jy/beam ! Combined flux in latest and established models = 0.209073 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.209073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166742Jy sigma=0.001256 ! Fit after self-cal, rms=0.166615Jy sigma=0.001255 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6095 mas, bmaj=1.503 mas, bpa=-10.37 degrees ! Estimated noise=360.298 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 = 0.0125012 Jy ! Component: 100 - total flux cleaned = 0.0193607 Jy ! Component: 150 - total flux cleaned = 0.0236425 Jy ! Component: 200 - total flux cleaned = 0.0263242 Jy ! Total flux subtracted in 200 components = 0.0263242 Jy ! Clean residual min=-0.008092 max=0.009357 Jy/beam ! Clean residual mean=-0.000051 rms=0.001841 Jy/beam ! Combined flux in latest and established models = 0.235397 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.235397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165796Jy sigma=0.001246 ! Fit after self-cal, rms=0.165691Jy sigma=0.001246 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.86 HN 1.09 KB 1.00* ! KK 1.00* KP 1.00* LA 1.05 MK 1.00* ! NL 0.96 NY 0.95 OV 1.00* PT 1.01 ! SC 1.00 TS 1.00* WZ 0.94 ZC 1.28 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.79 HN 1.23 KB 1.00* ! KK 1.17 KP 0.86 LA 1.00 MK 1.08 ! NL 1.01 NY 0.93 OV 0.94 PT 0.94 ! SC 1.05 TS 1.00* WZ 0.93 ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.84 HN 1.12 KB 1.00* ! KK 1.00* KP 1.00* LA 1.04 MK 1.00* ! NL 0.99 NY 1.00 OV 1.00* PT 1.06 ! SC 1.08 TS 1.00* WZ 1.06 ZC 1.11 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.81 HN 1.26 KB 1.00* ! KK 1.17 KP 0.82 LA 1.00 MK 1.05 ! NL 1.00 NY 0.95 OV 0.95 PT 0.98 ! SC 1.04 TS 1.00* WZ 1.55 ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.86 HN 1.17 KB 1.00* ! KK 1.00* KP 1.00* LA 1.08 MK 1.00* ! NL 1.00 NY 1.04 OV 1.00* PT 1.08 ! SC 1.07 TS 1.00* WZ 1.05 ZC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.82 HN 1.30 KB 1.00* ! KK 1.28 KP 0.76 LA 1.04 MK 1.09 ! NL 1.03 NY 1.12 OV 0.97 PT 0.98 ! SC 1.10 TS 1.00* WZ 0.93 ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.49 FD 0.93 HN 1.14 KB 1.00* ! KK 1.00* KP 1.00* LA 1.09 MK 1.00* ! NL 1.02 NY 0.91 OV 1.00* PT 1.06 ! SC 1.03 TS 1.00* WZ 1.14 ZC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.80 HN 1.30 KB 1.00* ! KK 1.24 KP 0.79 LA 1.04 MK 1.12 ! NL 1.05 NY 0.97 OV 0.97 PT 1.00 ! SC 1.10 TS 1.00* WZ 1.03 ZC 1.00* ! ! ! Fit before self-cal, rms=0.165691Jy sigma=0.001246 ! Fit after self-cal, rms=0.176816Jy sigma=0.001225 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6212 mas, bmaj=1.521 mas, bpa=-11.01 degrees ! Estimated noise=369.084 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 (-0.8, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00498484 Jy ! Component: 100 - total flux cleaned = 0.00650616 Jy ! Component: 150 - total flux cleaned = 0.00711581 Jy ! Component: 200 - total flux cleaned = 0.00728525 Jy ! Total flux subtracted in 200 components = 0.00728525 Jy ! Clean residual min=-0.002630 max=0.003282 Jy/beam ! Clean residual mean=0.000021 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.242682 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 45 components and 0.242682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176570Jy sigma=0.001222 ! Fit after self-cal, rms=0.176799Jy sigma=0.001221 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 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=0.176799Jy sigma=0.001221 ! Fit after self-cal, rms=0.176325Jy sigma=0.001221 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6229 mas, bmaj=1.518 mas, bpa=-11.04 degrees ! Estimated noise=367.857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000795686 Jy ! Component: 100 - total flux cleaned = 0.00156045 Jy ! Component: 150 - total flux cleaned = 0.00200579 Jy ! Component: 200 - total flux cleaned = 0.00231994 Jy ! Total flux subtracted in 200 components = 0.00231994 Jy ! Clean residual min=-0.002384 max=0.002698 Jy/beam ! Clean residual mean=0.000018 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.245002 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 61 components and 0.245002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176227Jy sigma=0.001220 ! Fit after self-cal, rms=0.176216Jy sigma=0.001220 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 (-5.4, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000977727 Jy ! Component: 100 - total flux cleaned = 0.00189168 Jy ! Component: 150 - total flux cleaned = 0.00249659 Jy ! Component: 200 - total flux cleaned = 0.00290787 Jy ! Total flux subtracted in 200 components = 0.00290787 Jy ! Clean residual min=-0.002182 max=0.002394 Jy/beam ! Clean residual mean=0.000017 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.24791 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 66 components and 0.24791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176153Jy sigma=0.001219 ! Fit after self-cal, rms=0.176147Jy sigma=0.001219 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Added new window around map position (-2.8, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120128 Jy ! Component: 100 - total flux cleaned = 0.00188256 Jy ! Component: 150 - total flux cleaned = 0.0020421 Jy ! Component: 200 - total flux cleaned = 0.00213494 Jy ! Total flux subtracted in 200 components = 0.00213494 Jy ! Clean residual min=-0.002142 max=0.002231 Jy/beam ! Clean residual mean=0.000016 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.250045 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 82 components and 0.250045 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176101Jy sigma=0.001219 ! Fit after self-cal, rms=0.176089Jy sigma=0.001219 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Added new window around map position (2, -21.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139021 Jy ! Component: 100 - total flux cleaned = 0.002241 Jy ! Component: 150 - total flux cleaned = 0.00274898 Jy ! Component: 200 - total flux cleaned = 0.00306694 Jy ! Total flux subtracted in 200 components = 0.00306694 Jy ! Clean residual min=-0.001980 max=0.001782 Jy/beam ! Clean residual mean=0.000014 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.253112 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 96 components and 0.253112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176048Jy sigma=0.001218 ! Fit after self-cal, rms=0.176042Jy sigma=0.001218 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 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=0.176042Jy sigma=0.001218 ! Fit after self-cal, rms=0.176503Jy sigma=0.001218 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.625 mas, bmaj=1.515 mas, bpa=-11.04 degrees ! Estimated noise=367.872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000310651 Jy ! Component: 100 - total flux cleaned = 0.000709225 Jy ! Component: 150 - total flux cleaned = 0.00110801 Jy ! Component: 200 - total flux cleaned = 0.00131155 Jy ! Total flux subtracted in 200 components = 0.00131155 Jy ! Clean residual min=-0.001848 max=0.001763 Jy/beam ! Clean residual mean=0.000014 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.254424 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 100 components and 0.254424 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176477Jy sigma=0.001218 ! Fit after self-cal, rms=0.176479Jy sigma=0.001218 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 = 0.000128534 Jy ! Component: 100 - total flux cleaned = 0.000409278 Jy ! Component: 150 - total flux cleaned = 0.000591402 Jy ! Component: 200 - total flux cleaned = 0.000761768 Jy ! Total flux subtracted in 200 components = 0.000761768 Jy ! Clean residual min=-0.001813 max=0.001708 Jy/beam ! Clean residual mean=0.000013 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.255185 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 105 components and 0.255185 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176461Jy sigma=0.001218 ! Fit after self-cal, rms=0.176463Jy sigma=0.001218 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 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=0.176463Jy sigma=0.001218 ! Fit after self-cal, rms=0.176536Jy sigma=0.001218 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=2.085 mas, bmaj=2.747 mas, bpa=-9.382 degrees ! Estimated noise=501.094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000960384 Jy ! Component: 100 - total flux cleaned = 0.00142644 Jy ! Component: 150 - total flux cleaned = 0.00163611 Jy ! Component: 200 - total flux cleaned = 0.0017843 Jy ! Total flux subtracted in 200 components = 0.0017843 Jy ! Clean residual min=-0.001580 max=0.001831 Jy/beam ! Clean residual mean=0.000033 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.25697 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 126 components and 0.25697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176533Jy sigma=0.001218 ! Fit after self-cal, rms=0.176520Jy sigma=0.001217 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 = 9.15426e-05 Jy ! Component: 100 - total flux cleaned = 0.000349069 Jy ! Component: 150 - total flux cleaned = 0.000498439 Jy ! Component: 200 - total flux cleaned = 0.000573201 Jy ! Total flux subtracted in 200 components = 0.000573201 Jy ! Clean residual min=-0.001558 max=0.001843 Jy/beam ! Clean residual mean=0.000032 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.257543 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 136 components and 0.257543 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176516Jy sigma=0.001217 ! Fit after self-cal, rms=0.176514Jy sigma=0.001217 ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6257 mas, bmaj=1.514 mas, bpa=-11.06 degrees ! Estimated noise=367.753 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6257 x 1.514 at -11.06 degrees (North through East) ! Clean map min=-0.0014932 max=0.13195 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 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.5163 mas, bmaj=1.282 mas, bpa=-11.84 degrees ! Estimated noise=716.922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104874 Jy ! Component: 100 - total flux cleaned = 0.153529 Jy ! Component: 150 - total flux cleaned = 0.179251 Jy ! Component: 200 - total flux cleaned = 0.194422 Jy ! Total flux subtracted in 200 components = 0.194422 Jy ! Clean residual min=-0.005242 max=0.008128 Jy/beam ! Clean residual mean=0.000014 rms=0.001278 Jy/beam ! Combined flux in latest and established models = 0.194422 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.194422 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6257 mas, bmaj=1.514 mas, bpa=-11.06 degrees ! Estimated noise=367.753 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 = 0.0157425 Jy ! Component: 100 - total flux cleaned = 0.0254073 Jy ! Component: 150 - total flux cleaned = 0.0322727 Jy ! Component: 200 - total flux cleaned = 0.0374566 Jy ! Total flux subtracted in 200 components = 0.0374566 Jy ! Clean residual min=-0.002595 max=0.003022 Jy/beam ! Clean residual mean=0.000024 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.231879 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 51 components and 0.231879 Jy ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00407247 Jy ! Component: 100 - total flux cleaned = 0.00737162 Jy ! Component: 150 - total flux cleaned = 0.0101104 Jy ! Component: 200 - total flux cleaned = 0.0124404 Jy ! Total flux subtracted in 200 components = 0.0124404 Jy ! Clean residual min=-0.002130 max=0.001924 Jy/beam ! Clean residual mean=0.000019 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.244319 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 79 components and 0.244319 Jy ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 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 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=2.085 mas, bmaj=2.747 mas, bpa=-9.382 degrees ! Estimated noise=501.094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403435 Jy ! Component: 100 - total flux cleaned = 0.00645294 Jy ! Component: 150 - total flux cleaned = 0.00818564 Jy ! Component: 200 - total flux cleaned = 0.00950557 Jy ! Total flux subtracted in 200 components = 0.00950557 Jy ! Clean residual min=-0.001705 max=0.001799 Jy/beam ! Clean residual mean=0.000039 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.253825 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 = 0.00101949 Jy ! Component: 100 - total flux cleaned = 0.00176508 Jy ! Component: 150 - total flux cleaned = 0.00219199 Jy ! Component: 200 - total flux cleaned = 0.00253146 Jy ! Total flux subtracted in 200 components = 0.00253146 Jy ! Clean residual min=-0.001549 max=0.001863 Jy/beam ! Clean residual mean=0.000035 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.256356 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 122 components and 0.256356 Jy ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6257 mas, bmaj=1.514 mas, bpa=-11.06 degrees ! Estimated noise=367.753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000349329 Jy ! Component: 100 - total flux cleaned = 0.000302475 Jy ! Component: 150 - total flux cleaned = 0.000267621 Jy ! Component: 200 - total flux cleaned = 0.000203334 Jy ! Total flux subtracted in 200 components = 0.000203334 Jy ! Clean residual min=-0.001650 max=0.001596 Jy/beam ! Clean residual mean=0.000012 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.25656 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 139 components and 0.25656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176530Jy sigma=0.001217 ! Fit after self-cal, rms=0.176537Jy sigma=0.001217 wmodel J1300+141A_X_2009_04_21_pus_map.mod ! Writing 139 model components to file: J1300+141A_X_2009_04_21_pus_map.mod wobs J1300+141A_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J1300+141A_X_2009_04_21_pus_uvs.fits wwins J1300+141A_X_2009_04_21_pus_map.win ! wwins: Wrote 5 windows to J1300+141A_X_2009_04_21_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 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 6.9773e-05 Jy ! Component: 100 - total flux cleaned = -0.00015925 Jy ! Component: 150 - total flux cleaned = -0.000324499 Jy ! Component: 200 - total flux cleaned = -0.000404376 Jy ! Component: 250 - total flux cleaned = -0.0004564 Jy ! Component: 300 - total flux cleaned = -0.000431664 Jy ! Component: 350 - total flux cleaned = -0.000432386 Jy ! Component: 400 - total flux cleaned = -0.000456906 Jy ! Component: 450 - total flux cleaned = -0.000433345 Jy ! Component: 500 - total flux cleaned = -0.000364052 Jy ! Component: 550 - total flux cleaned = -0.000432442 Jy ! Component: 600 - total flux cleaned = -0.000387367 Jy ! Component: 650 - total flux cleaned = -0.000431328 Jy ! Component: 700 - total flux cleaned = -0.000365647 Jy ! Component: 750 - total flux cleaned = -0.000387206 Jy ! Component: 800 - total flux cleaned = -0.000366134 Jy ! Component: 850 - total flux cleaned = -0.000366225 Jy ! Component: 900 - total flux cleaned = -0.000345411 Jy ! Component: 950 - total flux cleaned = -0.000324606 Jy ! Component: 1000 - total flux cleaned = -0.000345049 Jy ! Component: 1050 - total flux cleaned = -0.000304559 Jy ! Component: 1100 - total flux cleaned = -0.000304656 Jy ! Component: 1150 - total flux cleaned = -0.00028468 Jy ! Component: 1200 - total flux cleaned = -0.000343658 Jy ! Component: 1250 - total flux cleaned = -0.000324057 Jy ! Component: 1300 - total flux cleaned = -0.000285506 Jy ! Component: 1350 - total flux cleaned = -0.00026638 Jy ! Component: 1400 - total flux cleaned = -0.000247435 Jy ! Component: 1450 - total flux cleaned = -0.000209816 Jy ! Component: 1500 - total flux cleaned = -0.000228278 Jy ! Component: 1550 - total flux cleaned = -0.000191182 Jy ! Component: 1600 - total flux cleaned = -8.07763e-05 Jy ! Component: 1650 - total flux cleaned = -4.43209e-05 Jy ! Component: 1700 - total flux cleaned = -9.89016e-05 Jy ! Component: 1750 - total flux cleaned = -2.69296e-05 Jy ! Component: 1800 - total flux cleaned = 4.45196e-05 Jy ! Component: 1850 - total flux cleaned = 2.66792e-05 Jy ! Component: 1900 - total flux cleaned = 7.93296e-05 Jy ! Component: 1950 - total flux cleaned = 6.18063e-05 Jy ! Component: 2000 - total flux cleaned = 0.000148982 Jy ! Total flux subtracted in 2048 components = 0.000166163 Jy ! Clean residual min=-0.001168 max=0.000961 Jy/beam ! Clean residual mean=0.000008 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.256726 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 290 components and 0.256726 Jy ![Exited script file: muppet] wmap "J1300+141A_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6257 x 1.514 at -11.06 degrees (North through East) ! Clean map min=-0.001409 max=0.13154 Jy/beam ! Writing clean map to FITS file: J1300+141A_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.131541 invert ! Inverting map ! Your choice of large map pixels excluded 4.2% of the data. ! The x-axis pixel size should ideally be below 0.1687 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000310849 device "J1300+141A_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J1300+141A_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.708941 0.708941 1.41788 2.83576 5.67152 11.343 22.6861 45.3722 90.7444 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.131 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6257 x 1.514 at -11.06 degrees (North through East) ! Clean map min=-0.001409 max=0.13154 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1300+141A_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J1300+141A_X_2009_04_21_pus_map.gif/vgif' mapplot cln