! Started logfile: J1746+6226_X_2000_03_13_pus_uvs.log on Mon Apr 1 13:04:59 2013 obs J1746+6226_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J1746+6226_X_2000_03_13_pus_uva.fits ! AN table 1: 324 integrations on 190 of 190 possible baselines. ! AN table 2: 101 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.208272 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1746+6226 ! ! 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 2382 lines of history. ! ! Reading 67272 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 J1746+6226_X_2000_03_13_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 3776 telescope corrections were flagged in sub-array 1. ! A total of 1656 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 3775 telescope corrections were flagged in sub-array 1. ! A total of 1656 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 3775 telescope corrections were flagged in sub-array 1. ! A total of 1656 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 3775 telescope corrections were flagged in sub-array 1. ! A total of 1656 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.643441Jy sigma=0.005582 ! Fit after self-cal, rms=0.547468Jy sigma=0.004856 ! 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 4.85% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=0.4887 mas, bmaj=0.6054 mas, bpa=29.97 degrees ! Estimated noise=624.784 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 = 0.371177 Jy ! Component: 100 - total flux cleaned = 0.454165 Jy ! Total flux subtracted in 100 components = 0.454165 Jy ! Clean residual min=-0.007735 max=0.029716 Jy/beam ! Clean residual mean=-0.000086 rms=0.002195 Jy/beam ! Combined flux in latest and established models = 0.454165 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.454165 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208807Jy sigma=0.001434 ! Fit after self-cal, rms=0.208778Jy sigma=0.001434 ! Inverting map ! Your choice of large map pixels excluded 4.85% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0333479 Jy ! Component: 100 - total flux cleaned = 0.0547121 Jy ! Total flux subtracted in 100 components = 0.0547121 Jy ! Clean residual min=-0.006204 max=0.011972 Jy/beam ! Clean residual mean=-0.000047 rms=0.001619 Jy/beam ! Combined flux in latest and established models = 0.508878 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.508878 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200961Jy sigma=0.001319 ! Fit after self-cal, rms=0.200944Jy sigma=0.001319 ! Inverting map ! Your choice of large map pixels excluded 4.85% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154654 Jy ! Component: 100 - total flux cleaned = 0.0267065 Jy ! Total flux subtracted in 100 components = 0.0267065 Jy ! Clean residual min=-0.006172 max=0.007177 Jy/beam ! Clean residual mean=-0.000028 rms=0.001436 Jy/beam ! Combined flux in latest and established models = 0.535584 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.535584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199110Jy sigma=0.001287 ! Fit after self-cal, rms=0.199108Jy sigma=0.001287 ! Inverting map ! Your choice of large map pixels excluded 4.85% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 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 4.85% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=0.5745 mas, bmaj=0.7054 mas, bpa=29.85 degrees ! Estimated noise=322.726 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 = 0.0145992 Jy ! Component: 100 - total flux cleaned = 0.0233186 Jy ! Component: 150 - total flux cleaned = 0.0286836 Jy ! Component: 200 - total flux cleaned = 0.0320012 Jy ! Total flux subtracted in 200 components = 0.0320012 Jy ! Clean residual min=-0.005194 max=0.007962 Jy/beam ! Clean residual mean=-0.000018 rms=0.001199 Jy/beam ! Combined flux in latest and established models = 0.567585 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.567585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198373Jy sigma=0.001268 ! Fit after self-cal, rms=0.198363Jy sigma=0.001268 ! Inverting map ! Your choice of large map pixels excluded 4.85% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Added new window around map position (-1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00781323 Jy ! Component: 100 - total flux cleaned = 0.0117631 Jy ! Component: 150 - total flux cleaned = 0.0136659 Jy ! Component: 200 - total flux cleaned = 0.0141814 Jy ! Total flux subtracted in 200 components = 0.0141814 Jy ! Clean residual min=-0.005375 max=0.005521 Jy/beam ! Clean residual mean=0.000020 rms=0.001122 Jy/beam ! Combined flux in latest and established models = 0.581767 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.581767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198094Jy sigma=0.001264 ! Fit after self-cal, rms=0.198058Jy sigma=0.001263 ! Inverting map ! Your choice of large map pixels excluded 4.85% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 237 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 GC 1.07 KP 1.02 ! LA 1.03 NL 0.99 OV 0.96 PT 1.00 ! SC 1.11 WF 1.03 HH 1.00* KK 1.02 ! MA 0.98 MC 1.07 MK 0.98 NY 0.96 ! ON 1.00* TS 0.98 WZ 0.94 HN 1.00* ! ! A total of 138 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.02 KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* WF 0.95 HH 1.00* KK 1.01 ! MA 1.08 MC 1.11 MK 0.99 NY 0.97 ! ON 1.00* TS 1.00* WZ 0.94 HN 1.00* ! ! ! Correcting IF 2. ! A total of 237 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 GC 1.05 KP 1.00 ! LA 0.98 NL 1.01 OV 0.96 PT 0.97 ! SC 1.09 WF 1.03 HH 1.00* KK 1.02 ! MA 0.97 MC 1.08 MK 1.02 NY 0.99 ! ON 1.00* TS 0.98 WZ 0.95 HN 1.00* ! ! A total of 138 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 GC 1.10 KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* WF 1.00 HH 1.00* KK 0.94 ! MA 0.95 MC 1.08 MK 0.95 NY 1.00 ! ON 1.00* TS 1.00* WZ 0.95 HN 1.00* ! ! ! Correcting IF 3. ! A total of 237 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 GC 1.06 KP 1.00 ! LA 0.99 NL 0.96 OV 0.97 PT 0.99 ! SC 1.15 WF 1.02 HH 1.00* KK 0.99 ! MA 0.97 MC 1.08 MK 0.98 NY 1.02 ! ON 1.00* TS 1.01 WZ 0.98 HN 1.00* ! ! A total of 138 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.93 GC 1.09 KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* WF 0.93 HH 1.00* KK 0.88 ! MA 0.93 MC 1.09 MK 1.09 NY 1.05 ! ON 1.00* TS 1.00* WZ 0.97 HN 1.00* ! ! ! Correcting IF 4. ! A total of 237 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 GC 1.07 KP 0.99 ! LA 0.99 NL 0.98 OV 0.97 PT 1.00 ! SC 1.18 WF 1.04 HH 1.00* KK 1.02 ! MA 0.93 MC 1.10 MK 1.01 NY 1.02 ! ON 1.00* TS 1.02 WZ 1.00 HN 1.00* ! ! A total of 138 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.14 KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* WF 0.89 HH 1.00* KK 1.03 ! MA 0.90 MC 1.09 MK 0.99 NY 1.01 ! ON 1.00* TS 1.00* WZ 0.97 HN 1.00* ! ! ! Fit before self-cal, rms=0.198058Jy sigma=0.001263 ! Fit after self-cal, rms=0.194704Jy sigma=0.001242 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=0.5771 mas, bmaj=0.7043 mas, bpa=29.75 degrees ! Estimated noise=324.451 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 = -0.00416263 Jy ! Component: 100 - total flux cleaned = -0.00571691 Jy ! Component: 150 - total flux cleaned = -0.00658652 Jy ! Component: 200 - total flux cleaned = -0.00724471 Jy ! Total flux subtracted in 200 components = -0.00724471 Jy ! Clean residual min=-0.003917 max=0.003818 Jy/beam ! Clean residual mean=0.000030 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.574522 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.574522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194576Jy sigma=0.001241 ! Fit after self-cal, rms=0.194594Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 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=0.194594Jy sigma=0.001241 ! Fit after self-cal, rms=0.195635Jy sigma=0.001233 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=0.5778 mas, bmaj=0.7054 mas, bpa=30 degrees ! Estimated noise=324.402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00180001 Jy ! Component: 100 - total flux cleaned = -0.00221393 Jy ! Component: 150 - total flux cleaned = -0.00248536 Jy ! Component: 200 - total flux cleaned = -0.00260302 Jy ! Total flux subtracted in 200 components = -0.00260302 Jy ! Clean residual min=-0.002278 max=0.002082 Jy/beam ! Clean residual mean=0.000012 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.571919 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.571919 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195564Jy sigma=0.001233 ! Fit after self-cal, rms=0.195561Jy sigma=0.001233 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.51556e-05 Jy ! Component: 100 - total flux cleaned = -9.41235e-05 Jy ! Component: 150 - total flux cleaned = -9.27531e-05 Jy ! Component: 200 - total flux cleaned = -0.000131029 Jy ! Total flux subtracted in 200 components = -0.000131029 Jy ! Clean residual min=-0.002252 max=0.001941 Jy/beam ! Clean residual mean=0.000011 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.571788 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 51 components and 0.571788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195541Jy sigma=0.001232 ! Fit after self-cal, rms=0.195539Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 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=0.195539Jy sigma=0.001232 ! Fit after self-cal, rms=0.195933Jy sigma=0.001232 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=0.5787 mas, bmaj=0.7061 mas, bpa=29.97 degrees ! Estimated noise=324.578 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102144 Jy ! Component: 100 - total flux cleaned = -0.00134135 Jy ! Component: 150 - total flux cleaned = -0.00148095 Jy ! Component: 200 - total flux cleaned = -0.00160511 Jy ! Total flux subtracted in 200 components = -0.00160511 Jy ! Clean residual min=-0.002128 max=0.001914 Jy/beam ! Clean residual mean=0.000012 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.570183 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 52 components and 0.570183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195905Jy sigma=0.001232 ! Fit after self-cal, rms=0.195907Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 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 = -2.84834e-05 Jy ! Component: 100 - total flux cleaned = -9.80895e-05 Jy ! Component: 150 - total flux cleaned = -0.000163027 Jy ! Component: 200 - total flux cleaned = -0.000193414 Jy ! Total flux subtracted in 200 components = -0.000193414 Jy ! Clean residual min=-0.002091 max=0.001852 Jy/beam ! Clean residual mean=0.000011 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.569989 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.569989 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195899Jy sigma=0.001232 ! Fit after self-cal, rms=0.195897Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 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=0.195897Jy sigma=0.001232 ! Fit after self-cal, rms=0.196173Jy sigma=0.001232 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=2.511 mas, bmaj=2.737 mas, bpa=85.47 degrees ! Estimated noise=536.498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0017632 Jy ! Component: 100 - total flux cleaned = -0.00186677 Jy ! Component: 150 - total flux cleaned = -0.00198466 Jy ! Component: 200 - total flux cleaned = -0.00206918 Jy ! Total flux subtracted in 200 components = -0.00206918 Jy ! Clean residual min=-0.003665 max=0.003901 Jy/beam ! Clean residual mean=0.000035 rms=0.001020 Jy/beam ! Combined flux in latest and established models = 0.56792 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 55 components and 0.56792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196188Jy sigma=0.001232 ! Fit after self-cal, rms=0.196183Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 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 = 5.35337e-05 Jy ! Component: 100 - total flux cleaned = -1.62109e-05 Jy ! Component: 150 - total flux cleaned = -5.08599e-05 Jy ! Component: 200 - total flux cleaned = -7.71766e-05 Jy ! Total flux subtracted in 200 components = -7.71766e-05 Jy ! Clean residual min=-0.003655 max=0.003887 Jy/beam ! Clean residual mean=0.000033 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 0.567843 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 56 components and 0.567843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196188Jy sigma=0.001232 ! Fit after self-cal, rms=0.196188Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 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 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=0.5793 mas, bmaj=0.7067 mas, bpa=29.96 degrees ! Estimated noise=324.803 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5793 x 0.7067 at 29.96 degrees (North through East) ! Clean map min=-0.0018152 max=0.4938 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 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=0.4906 mas, bmaj=0.6069 mas, bpa=29.91 degrees ! Estimated noise=640.684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.374779 Jy ! Component: 100 - total flux cleaned = 0.45824 Jy ! Component: 150 - total flux cleaned = 0.490583 Jy ! Component: 200 - total flux cleaned = 0.509525 Jy ! Total flux subtracted in 200 components = 0.509525 Jy ! Clean residual min=-0.004279 max=0.010514 Jy/beam ! Clean residual mean=-0.000040 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 0.509525 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.509525 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=0.5793 mas, bmaj=0.7067 mas, bpa=29.96 degrees ! Estimated noise=324.803 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 = 0.0214366 Jy ! Component: 100 - total flux cleaned = 0.0341368 Jy ! Component: 150 - total flux cleaned = 0.0421636 Jy ! Component: 200 - total flux cleaned = 0.0474312 Jy ! Total flux subtracted in 200 components = 0.0474312 Jy ! Clean residual min=-0.002205 max=0.002945 Jy/beam ! Clean residual mean=-0.000021 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.556956 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 26 components and 0.556956 Jy ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Added new window around map position (-0.8, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00357135 Jy ! Component: 100 - total flux cleaned = 0.00602339 Jy ! Component: 150 - total flux cleaned = 0.00775798 Jy ! Component: 200 - total flux cleaned = 0.00901373 Jy ! Total flux subtracted in 200 components = 0.00901373 Jy ! Clean residual min=-0.002052 max=0.001927 Jy/beam ! Clean residual mean=0.000003 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.565969 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 40 components and 0.565969 Jy ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 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 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=2.511 mas, bmaj=2.737 mas, bpa=85.47 degrees ! Estimated noise=536.498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173787 Jy ! Component: 100 - total flux cleaned = 0.0021513 Jy ! Component: 150 - total flux cleaned = 0.00216879 Jy ! Component: 200 - total flux cleaned = 0.00218496 Jy ! Total flux subtracted in 200 components = 0.00218496 Jy ! Clean residual min=-0.003623 max=0.003906 Jy/beam ! Clean residual mean=0.000036 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 0.568154 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 = -1.39249e-06 Jy ! Component: 100 - total flux cleaned = -2.84787e-06 Jy ! Component: 150 - total flux cleaned = -1.26124e-05 Jy ! Component: 200 - total flux cleaned = -1.25155e-05 Jy ! Total flux subtracted in 200 components = -1.25155e-05 Jy ! Clean residual min=-0.003610 max=0.003901 Jy/beam ! Clean residual mean=0.000036 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 0.568142 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 0.568142 Jy ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! Estimated beam: bmin=0.5793 mas, bmaj=0.7067 mas, bpa=29.96 degrees ! Estimated noise=324.803 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.35595e-05 Jy ! Component: 100 - total flux cleaned = 7.55002e-06 Jy ! Component: 150 - total flux cleaned = 3.37502e-05 Jy ! Component: 200 - total flux cleaned = 3.45278e-05 Jy ! Total flux subtracted in 200 components = 3.45278e-05 Jy ! Clean residual min=-0.002035 max=0.001945 Jy/beam ! Clean residual mean=0.000009 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.568176 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 56 components and 0.568176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196155Jy sigma=0.001232 ! Fit after self-cal, rms=0.196151Jy sigma=0.001232 wmodel J1746+6226_X_2000_03_13_pus_map.mod ! Writing 56 model components to file: J1746+6226_X_2000_03_13_pus_map.mod wobs J1746+6226_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J1746+6226_X_2000_03_13_pus_uvs.fits wwins J1746+6226_X_2000_03_13_pus_map.win ! wwins: Wrote 3 windows to J1746+6226_X_2000_03_13_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 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000230771 Jy ! Component: 100 - total flux cleaned = -0.00016531 Jy ! Component: 150 - total flux cleaned = -0.00016607 Jy ! Component: 200 - total flux cleaned = -0.000135802 Jy ! Component: 250 - total flux cleaned = -4.76295e-05 Jy ! Component: 300 - total flux cleaned = -1.8673e-05 Jy ! Component: 350 - total flux cleaned = -4.65355e-05 Jy ! Component: 400 - total flux cleaned = -4.65493e-05 Jy ! Component: 450 - total flux cleaned = -7.38733e-05 Jy ! Component: 500 - total flux cleaned = -2.06711e-05 Jy ! Component: 550 - total flux cleaned = -2.05403e-05 Jy ! Component: 600 - total flux cleaned = 3.12405e-05 Jy ! Component: 650 - total flux cleaned = 5.70104e-05 Jy ! Component: 700 - total flux cleaned = 3.17257e-05 Jy ! Component: 750 - total flux cleaned = 7.01147e-06 Jy ! Component: 800 - total flux cleaned = -1.76841e-05 Jy ! Component: 850 - total flux cleaned = -0.000139185 Jy ! Component: 900 - total flux cleaned = -0.000162962 Jy ! Component: 950 - total flux cleaned = -0.000139319 Jy ! Component: 1000 - total flux cleaned = -0.000210242 Jy ! Component: 1050 - total flux cleaned = -0.000210211 Jy ! Component: 1100 - total flux cleaned = -0.000233619 Jy ! Component: 1150 - total flux cleaned = -0.000279364 Jy ! Component: 1200 - total flux cleaned = -0.000279614 Jy ! Component: 1250 - total flux cleaned = -0.000392139 Jy ! Component: 1300 - total flux cleaned = -0.000302455 Jy ! Component: 1350 - total flux cleaned = -0.000413303 Jy ! Component: 1400 - total flux cleaned = -0.000347365 Jy ! Component: 1450 - total flux cleaned = -0.00034741 Jy ! Component: 1500 - total flux cleaned = -0.000434263 Jy ! Component: 1550 - total flux cleaned = -0.000348216 Jy ! Component: 1600 - total flux cleaned = -0.000412462 Jy ! Component: 1650 - total flux cleaned = -0.000391458 Jy ! Component: 1700 - total flux cleaned = -0.000391488 Jy ! Component: 1750 - total flux cleaned = -0.0004543 Jy ! Component: 1800 - total flux cleaned = -0.000454298 Jy ! Component: 1850 - total flux cleaned = -0.000433566 Jy ! Component: 1900 - total flux cleaned = -0.000433733 Jy ! Component: 1950 - total flux cleaned = -0.000433735 Jy ! Component: 2000 - total flux cleaned = -0.000454071 Jy ! Total flux subtracted in 2048 components = -0.00051466 Jy ! Clean residual min=-0.001250 max=0.001220 Jy/beam ! Clean residual mean=0.000004 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.567662 Jy keep ! Adding 189 model components to the UV plane model. ! The established model now contains 245 components and 0.567662 Jy ![Exited script file: muppet] wmap "J1746+6226_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5793 x 0.7067 at 29.96 degrees (North through East) ! Clean map min=-0.0016661 max=0.49476 Jy/beam ! Writing clean map to FITS file: J1746+6226_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.494761 invert ! Inverting map ! Your choice of large map pixels excluded 4.96% of the data. ! The x-axis pixel size should ideally be below 0.1616 milli-arcsec ! The y-axis pixel size should ideally be below 0.1626 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000352584 device "J1746+6226_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1746+6226_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.213791 0.213791 0.427581 0.855162 1.71032 3.42065 6.8413 13.6826 27.3652 54.7304 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.494 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5793 x 0.7067 at 29.96 degrees (North through East) ! Clean map min=-0.0016661 max=0.49476 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1746+6226_X_2000_03_13_pus_uvs.log closed on Mon Apr 1 13:05:14 2013