! Started logfile: J0038+4137_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:21:48 2011 obs J0038+4137_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0038+4137_X_2009_04_21_pus_uva.fits ! AN table 1: 144 integrations on 120 of 120 possible baselines. ! AN table 2: 283 integrations on 120 of 120 possible baselines. ! AN table 3: 14 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.367989 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0038+4137 ! ! 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 2445 lines of history. ! ! Reading 77896 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 J0038+4137_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 894 telescope corrections were flagged in sub-array 1. ! A total of 2288 telescope corrections were flagged in sub-array 2. ! A total of 188 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 894 telescope corrections were flagged in sub-array 1. ! A total of 2288 telescope corrections were flagged in sub-array 2. ! A total of 188 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 894 telescope corrections were flagged in sub-array 1. ! A total of 2288 telescope corrections were flagged in sub-array 2. ! A total of 188 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 894 telescope corrections were flagged in sub-array 1. ! A total of 2288 telescope corrections were flagged in sub-array 2. ! A total of 188 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.780309Jy sigma=0.009816 ! Fit after self-cal, rms=0.724383Jy sigma=0.009037 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.5157 mas, bmaj=0.706 mas, bpa=-1.762 degrees ! Estimated noise=492.596 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 = 0.204394 Jy ! Component: 100 - total flux cleaned = 0.281603 Jy ! Total flux subtracted in 100 components = 0.281603 Jy ! Clean residual min=-0.013922 max=0.056728 Jy/beam ! Clean residual mean=0.000078 rms=0.003617 Jy/beam ! Combined flux in latest and established models = 0.281603 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.281603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195678Jy sigma=0.002229 ! Fit after self-cal, rms=0.194905Jy sigma=0.002223 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Added new window around map position (0.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0568874 Jy ! Component: 100 - total flux cleaned = 0.0886669 Jy ! Total flux subtracted in 100 components = 0.0886669 Jy ! Clean residual min=-0.010371 max=0.020770 Jy/beam ! Clean residual mean=-0.000006 rms=0.002297 Jy/beam ! Combined flux in latest and established models = 0.37027 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.37027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169423Jy sigma=0.001887 ! Fit after self-cal, rms=0.167770Jy sigma=0.001873 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0250479 Jy ! Component: 100 - total flux cleaned = 0.0410313 Jy ! Total flux subtracted in 100 components = 0.0410313 Jy ! Clean residual min=-0.007642 max=0.010795 Jy/beam ! Clean residual mean=-0.000046 rms=0.001765 Jy/beam ! Combined flux in latest and established models = 0.411301 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.411301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161583Jy sigma=0.001788 ! Fit after self-cal, rms=0.161399Jy sigma=0.001786 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127347 Jy ! Component: 100 - total flux cleaned = 0.0218222 Jy ! Total flux subtracted in 100 components = 0.0218222 Jy ! Clean residual min=-0.006811 max=0.008542 Jy/beam ! Clean residual mean=-0.000067 rms=0.001606 Jy/beam ! Combined flux in latest and established models = 0.433124 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.433124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159641Jy sigma=0.001761 ! Fit after self-cal, rms=0.159607Jy sigma=0.001761 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.6212 mas, bmaj=0.8645 mas, bpa=4.221 degrees ! Estimated noise=224.723 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 (-0.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132107 Jy ! Component: 100 - total flux cleaned = 0.0213909 Jy ! Component: 150 - total flux cleaned = 0.0247526 Jy ! Component: 200 - total flux cleaned = 0.0264711 Jy ! Total flux subtracted in 200 components = 0.0264711 Jy ! Clean residual min=-0.006685 max=0.008517 Jy/beam ! Clean residual mean=-0.001041 rms=0.001575 Jy/beam ! Combined flux in latest and established models = 0.459595 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 36 components and 0.459595 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158599Jy sigma=0.001742 ! Fit after self-cal, rms=0.158573Jy sigma=0.001741 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Added new window around map position (3.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00837745 Jy ! Component: 100 - total flux cleaned = 0.0116415 Jy ! Component: 150 - total flux cleaned = 0.0126037 Jy ! Component: 200 - total flux cleaned = 0.0133224 Jy ! Total flux subtracted in 200 components = 0.0133224 Jy ! Clean residual min=-0.006188 max=0.006176 Jy/beam ! Clean residual mean=-0.001149 rms=0.001425 Jy/beam ! Combined flux in latest and established models = 0.472917 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 49 components and 0.472917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158087Jy sigma=0.001734 ! Fit after self-cal, rms=0.158044Jy sigma=0.001734 ! Inverting map ! Your choice of large map pixels excluded 3.08% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 84 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.03 KB 3.08 ! KK 1.06 KP 0.97 LA 0.93 MK 0.99 ! NL 0.98 NY 0.91 OV 1.01 PT 0.97 ! SC 0.93 TS 1.05 WZ 1.10 ZC 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 HN 1.06 KB 1.00* ! KK 1.07 KP 1.00 LA 1.01 MK 0.93 ! NL 1.02 NY 0.96 OV 0.99 PT 0.99 ! SC 0.93 TS 1.00* WZ 1.03 ZC 1.01 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HN 1.01 KB 3.13 ! KK 0.98 KP 0.97 LA 0.93 MK 0.98 ! NL 0.97 NY 0.94 OV 0.98 PT 0.96 ! SC 0.95 TS 1.04 WZ 1.07 ZC 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 HN 1.04 KB 1.00* ! KK 1.19 KP 0.99 LA 1.01 MK 0.95 ! NL 1.00 NY 0.98 OV 0.97 PT 0.99 ! SC 0.94 TS 1.00* WZ 0.97 ZC 1.01 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.04 KB 1.08 ! KK 1.05 KP 0.97 LA 0.93 MK 0.98 ! NL 0.99 NY 0.98 OV 0.99 PT 0.95 ! SC 0.97 TS 1.17 WZ 1.04 ZC 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HN 1.04 KB 1.00* ! KK 1.04 KP 1.00 LA 1.01 MK 0.88 ! NL 1.03 NY 1.03 OV 1.00 PT 1.00 ! SC 0.98 TS 1.00* WZ 0.93 ZC 1.03 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Correcting IF 4. ! A total of 84 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.02 KB 1.07 ! KK 1.02 KP 0.98 LA 0.93 MK 1.01 ! NL 1.01 NY 0.95 OV 1.00 PT 0.93 ! SC 0.99 TS 1.12 WZ 1.05 ZC 1.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 HN 1.05 KB 1.00* ! KK 0.99 KP 1.00 LA 1.03 MK 0.93 ! NL 1.03 NY 1.21 OV 1.02 PT 0.98 ! SC 0.98 TS 1.00* WZ 1.01 ZC 1.04 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! ! Fit before self-cal, rms=0.158044Jy sigma=0.001734 ! Fit after self-cal, rms=0.159602Jy sigma=0.001645 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.6365 mas, bmaj=0.8861 mas, bpa=1.477 degrees ! Estimated noise=230.1 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 = -0.00271501 Jy ! Component: 100 - total flux cleaned = -0.00226724 Jy ! Component: 150 - total flux cleaned = -0.00161923 Jy ! Component: 200 - total flux cleaned = -0.00116037 Jy ! Total flux subtracted in 200 components = -0.00116037 Jy ! Clean residual min=-0.002801 max=0.002650 Jy/beam ! Clean residual mean=-0.000184 rms=0.000624 Jy/beam ! Combined flux in latest and established models = 0.471757 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 65 components and 0.471757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159354Jy sigma=0.001641 ! Fit after self-cal, rms=0.159451Jy sigma=0.001640 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 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=0.159451Jy sigma=0.001640 ! Fit after self-cal, rms=0.161226Jy sigma=0.001639 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.6387 mas, bmaj=0.8884 mas, bpa=1.123 degrees ! Estimated noise=230.138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00262169 Jy ! Component: 100 - total flux cleaned = -0.00217874 Jy ! Component: 150 - total flux cleaned = -0.00179233 Jy ! Component: 200 - total flux cleaned = -0.00145058 Jy ! Total flux subtracted in 200 components = -0.00145058 Jy ! Clean residual min=-0.002532 max=0.002521 Jy/beam ! Clean residual mean=-0.000138 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.470306 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.470306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161099Jy sigma=0.001637 ! Fit after self-cal, rms=0.161104Jy sigma=0.001637 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 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 = 0.000226582 Jy ! Component: 100 - total flux cleaned = 0.000443415 Jy ! Component: 150 - total flux cleaned = 0.000640364 Jy ! Component: 200 - total flux cleaned = 0.000820061 Jy ! Total flux subtracted in 200 components = 0.000820061 Jy ! Clean residual min=-0.002443 max=0.002375 Jy/beam ! Clean residual mean=-0.000144 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.471126 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 74 components and 0.471126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161054Jy sigma=0.001636 ! Fit after self-cal, rms=0.161052Jy sigma=0.001636 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 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=0.161052Jy sigma=0.001636 ! Fit after self-cal, rms=0.162303Jy sigma=0.001635 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.6404 mas, bmaj=0.8908 mas, bpa=0.611 degrees ! Estimated noise=230.17 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00192322 Jy ! Component: 100 - total flux cleaned = -0.00178644 Jy ! Component: 150 - total flux cleaned = -0.00160151 Jy ! Component: 200 - total flux cleaned = -0.00149119 Jy ! Total flux subtracted in 200 components = -0.00149119 Jy ! Clean residual min=-0.002327 max=0.002371 Jy/beam ! Clean residual mean=-0.000091 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.469635 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.469635 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162247Jy sigma=0.001634 ! Fit after self-cal, rms=0.162251Jy sigma=0.001634 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 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 (7.8, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225674 Jy ! Component: 100 - total flux cleaned = 0.00276059 Jy ! Component: 150 - total flux cleaned = 0.00300116 Jy ! Component: 200 - total flux cleaned = 0.00322457 Jy ! Total flux subtracted in 200 components = 0.00322457 Jy ! Clean residual min=-0.002234 max=0.001979 Jy/beam ! Clean residual mean=-0.000110 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.47286 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 89 components and 0.47286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162215Jy sigma=0.001633 ! Fit after self-cal, rms=0.162212Jy sigma=0.001633 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 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=0.162212Jy sigma=0.001633 ! Fit after self-cal, rms=0.162230Jy sigma=0.001633 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=2.404 mas, bmaj=2.574 mas, bpa=-0.8182 degrees ! Estimated noise=361.432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134144 Jy ! Component: 100 - total flux cleaned = 0.00191933 Jy ! Component: 150 - total flux cleaned = 0.00218734 Jy ! Component: 200 - total flux cleaned = 0.00239638 Jy ! Total flux subtracted in 200 components = 0.00239638 Jy ! Clean residual min=-0.003229 max=0.002732 Jy/beam ! Clean residual mean=-0.000323 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.475256 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 99 components and 0.475256 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162234Jy sigma=0.001633 ! Fit after self-cal, rms=0.162230Jy sigma=0.001633 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 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 = 0.0003667 Jy ! Component: 100 - total flux cleaned = 0.000634612 Jy ! Component: 150 - total flux cleaned = 0.000752512 Jy ! Component: 200 - total flux cleaned = 0.000882565 Jy ! Total flux subtracted in 200 components = 0.000882565 Jy ! Clean residual min=-0.003164 max=0.002673 Jy/beam ! Clean residual mean=-0.000342 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.476139 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 104 components and 0.476139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162240Jy sigma=0.001633 ! Fit after self-cal, rms=0.162237Jy sigma=0.001633 ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.6416 mas, bmaj=0.8927 mas, bpa=0.3309 degrees ! Estimated noise=230.109 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6416 x 0.8927 at 0.3309 degrees (North through East) ! Clean map min=-0.001799 max=0.28525 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 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.5258 mas, bmaj=0.727 mas, bpa=-5.241 degrees ! Estimated noise=515.895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.212963 Jy ! Component: 100 - total flux cleaned = 0.299997 Jy ! Component: 150 - total flux cleaned = 0.347416 Jy ! Component: 200 - total flux cleaned = 0.376103 Jy ! Total flux subtracted in 200 components = 0.376103 Jy ! Clean residual min=-0.005454 max=0.015116 Jy/beam ! Clean residual mean=0.000071 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 0.376103 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.376103 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.6416 mas, bmaj=0.8927 mas, bpa=0.3309 degrees ! Estimated noise=230.109 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 = 0.0304051 Jy ! Component: 100 - total flux cleaned = 0.0467568 Jy ! Component: 150 - total flux cleaned = 0.057978 Jy ! Component: 200 - total flux cleaned = 0.0662646 Jy ! Total flux subtracted in 200 components = 0.0662646 Jy ! Clean residual min=-0.002602 max=0.005940 Jy/beam ! Clean residual mean=0.000108 rms=0.000821 Jy/beam ! Combined flux in latest and established models = 0.442368 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 30 components and 0.442368 Jy ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Added new window around map position (1.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00648277 Jy ! Component: 100 - total flux cleaned = 0.0113157 Jy ! Component: 150 - total flux cleaned = 0.0150864 Jy ! Component: 200 - total flux cleaned = 0.0181387 Jy ! Total flux subtracted in 200 components = 0.0181387 Jy ! Clean residual min=-0.002266 max=0.002823 Jy/beam ! Clean residual mean=-0.000003 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.460506 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 55 components and 0.460506 Jy ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Added new window around map position (5.6, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00291722 Jy ! Component: 100 - total flux cleaned = 0.00517379 Jy ! Component: 150 - total flux cleaned = 0.00710412 Jy ! Component: 200 - total flux cleaned = 0.00838402 Jy ! Total flux subtracted in 200 components = 0.00838402 Jy ! Clean residual min=-0.002035 max=0.002194 Jy/beam ! Clean residual mean=-0.000053 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.46889 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 78 components and 0.46889 Jy ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Added new window around map position (17, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199672 Jy ! Component: 100 - total flux cleaned = 0.0030915 Jy ! Component: 150 - total flux cleaned = 0.00397912 Jy ! Component: 200 - total flux cleaned = 0.00478697 Jy ! Total flux subtracted in 200 components = 0.00478697 Jy ! Clean residual min=-0.001878 max=0.001614 Jy/beam ! Clean residual mean=-0.000079 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.473677 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 99 components and 0.473677 Jy ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=2.404 mas, bmaj=2.574 mas, bpa=-0.8182 degrees ! Estimated noise=361.432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024381 Jy ! Component: 100 - total flux cleaned = 0.0040246 Jy ! Component: 150 - total flux cleaned = 0.00458569 Jy ! Component: 200 - total flux cleaned = 0.00502995 Jy ! Total flux subtracted in 200 components = 0.00502995 Jy ! Clean residual min=-0.002854 max=0.002275 Jy/beam ! Clean residual mean=-0.000382 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.478707 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 = 0.000326483 Jy ! Component: 100 - total flux cleaned = 0.000500143 Jy ! Component: 150 - total flux cleaned = 0.000586518 Jy ! Component: 200 - total flux cleaned = 0.000625174 Jy ! Total flux subtracted in 200 components = 0.000625174 Jy ! Clean residual min=-0.002736 max=0.002189 Jy/beam ! Clean residual mean=-0.000394 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 0.479333 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 137 components and 0.479333 Jy ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.6416 mas, bmaj=0.8927 mas, bpa=0.3309 degrees ! Estimated noise=230.109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000186054 Jy ! Component: 100 - total flux cleaned = -0.000260553 Jy ! Component: 150 - total flux cleaned = -0.000261101 Jy ! Component: 200 - total flux cleaned = -0.00023076 Jy ! Total flux subtracted in 200 components = -0.00023076 Jy ! Clean residual min=-0.001734 max=0.001636 Jy/beam ! Clean residual mean=-0.000110 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.479102 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 151 components and 0.479102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162134Jy sigma=0.001632 ! Fit after self-cal, rms=0.162104Jy sigma=0.001631 wmodel J0038+4137_X_2009_04_21_pus_map.mod ! Writing 151 model components to file: J0038+4137_X_2009_04_21_pus_map.mod wobs J0038+4137_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0038+4137_X_2009_04_21_pus_uvs.fits wwins J0038+4137_X_2009_04_21_pus_map.win ! wwins: Wrote 8 windows to J0038+4137_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 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000590635 Jy ! Component: 100 - total flux cleaned = -0.00114425 Jy ! Component: 150 - total flux cleaned = -0.00167709 Jy ! Component: 200 - total flux cleaned = -0.00216616 Jy ! Component: 250 - total flux cleaned = -0.0026677 Jy ! Component: 300 - total flux cleaned = -0.00313175 Jy ! Component: 350 - total flux cleaned = -0.00348559 Jy ! Component: 400 - total flux cleaned = -0.00390797 Jy ! Component: 450 - total flux cleaned = -0.00427446 Jy ! Component: 500 - total flux cleaned = -0.0046598 Jy ! Component: 550 - total flux cleaned = -0.00501544 Jy ! Component: 600 - total flux cleaned = -0.00529649 Jy ! Component: 650 - total flux cleaned = -0.00559739 Jy ! Component: 700 - total flux cleaned = -0.00591712 Jy ! Component: 750 - total flux cleaned = -0.00621068 Jy ! Component: 800 - total flux cleaned = -0.00654528 Jy ! Component: 850 - total flux cleaned = -0.00676576 Jy ! Component: 900 - total flux cleaned = -0.00702763 Jy ! Component: 950 - total flux cleaned = -0.00724373 Jy ! Component: 1000 - total flux cleaned = -0.00750051 Jy ! Component: 1050 - total flux cleaned = -0.00769109 Jy ! Component: 1100 - total flux cleaned = -0.00794267 Jy ! Component: 1150 - total flux cleaned = -0.00810863 Jy ! Component: 1200 - total flux cleaned = -0.00827344 Jy ! Component: 1250 - total flux cleaned = -0.00843678 Jy ! Component: 1300 - total flux cleaned = -0.00867982 Jy ! Component: 1350 - total flux cleaned = -0.00884043 Jy ! Component: 1400 - total flux cleaned = -0.00903929 Jy ! Component: 1450 - total flux cleaned = -0.00923669 Jy ! Component: 1500 - total flux cleaned = -0.00939346 Jy ! Component: 1550 - total flux cleaned = -0.00956857 Jy ! Component: 1600 - total flux cleaned = -0.00974244 Jy ! Component: 1650 - total flux cleaned = -0.00995322 Jy ! Component: 1700 - total flux cleaned = -0.0101243 Jy ! Component: 1750 - total flux cleaned = -0.0102563 Jy ! Component: 1800 - total flux cleaned = -0.0104815 Jy ! Component: 1850 - total flux cleaned = -0.0106302 Jy ! Component: 1900 - total flux cleaned = -0.0108521 Jy ! Component: 1950 - total flux cleaned = -0.0109255 Jy ! Component: 2000 - total flux cleaned = -0.0111446 Jy ! Total flux subtracted in 2048 components = -0.0112715 Jy ! Clean residual min=-0.001096 max=0.000986 Jy/beam ! Clean residual mean=-0.000064 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.46783 Jy keep ! Adding 158 model components to the UV plane model. ! The established model now contains 309 components and 0.46783 Jy ![Exited script file: muppet] wmap "J0038+4137_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6416 x 0.8927 at 0.3309 degrees (North through East) ! Clean map min=-0.0013617 max=0.28655 Jy/beam ! Writing clean map to FITS file: J0038+4137_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 0.28655 invert ! Inverting map ! Your choice of large map pixels excluded 3.11% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000316059 device "J0038+4137_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0038+4137_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.330894 0.330894 0.661788 1.32358 2.64715 5.2943 10.5886 21.1772 42.3544 84.7088 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.286 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6416 x 0.8927 at 0.3309 degrees (North through East) ! Clean map min=-0.0013617 max=0.28655 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0038+4137_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0038+4137_X_2009_04_21_pus_map.gif/vgif' mapplot cln