! Started logfile: J1517-2422_X_2001_10_29_pus_uvs.log on Tue Feb 26 11:36:46 2008 obs J1517-2422_X_2001_10_29_pus_uva.fits ! Reading UV FITS file: J1517-2422_X_2001_10_29_pus_uva.fits ! AN table 1: 80 integrations on 153 of 153 possible baselines. ! AN table 2: 125 integrations on 153 of 153 possible baselines. ! AN table 3: 555 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0412711 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1517-2422 ! ! 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 1978 lines of history. ! ! Reading 19196 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 J1517-2422_X_2001_10_29_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 1407 telescope corrections were flagged in sub-array 1. ! A total of 1646 telescope corrections were flagged in sub-array 2. ! A total of 9190 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1405 telescope corrections were flagged in sub-array 1. ! A total of 1647 telescope corrections were flagged in sub-array 2. ! A total of 9190 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1404 telescope corrections were flagged in sub-array 1. ! A total of 1647 telescope corrections were flagged in sub-array 2. ! A total of 9190 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1405 telescope corrections were flagged in sub-array 1. ! A total of 1647 telescope corrections were flagged in sub-array 2. ! A total of 9192 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.470549Jy sigma=0.004052 ! Fit after self-cal, rms=0.459722Jy sigma=0.003963 ! 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 1.63% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=0.5844 mas, bmaj=1.289 mas, bpa=0.6779 degrees ! Estimated noise=2306.55 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 = 0.85616 Jy ! Component: 100 - total flux cleaned = 1.10907 Jy ! Total flux subtracted in 100 components = 1.10907 Jy ! Clean residual min=-0.051066 max=0.123312 Jy/beam ! Clean residual mean=0.002760 rms=0.015764 Jy/beam ! Combined flux in latest and established models = 1.10907 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 1.10907 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.382425Jy sigma=0.003303 ! Fit after self-cal, rms=0.382122Jy sigma=0.003300 ! Inverting map ! Your choice of large map pixels excluded 1.63% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Added new window around map position (0, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.135483 Jy ! Component: 100 - total flux cleaned = 0.215118 Jy ! Total flux subtracted in 100 components = 0.215118 Jy ! Clean residual min=-0.033942 max=0.078893 Jy/beam ! Clean residual mean=0.001930 rms=0.010141 Jy/beam ! Combined flux in latest and established models = 1.32419 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 1.32419 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271030Jy sigma=0.002207 ! Fit after self-cal, rms=0.269767Jy sigma=0.002195 ! Inverting map ! Your choice of large map pixels excluded 1.63% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Added new window around map position (0.6, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0729966 Jy ! Component: 100 - total flux cleaned = 0.117406 Jy ! Total flux subtracted in 100 components = 0.117406 Jy ! Clean residual min=-0.030023 max=0.048286 Jy/beam ! Clean residual mean=0.001459 rms=0.008277 Jy/beam ! Combined flux in latest and established models = 1.4416 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 37 components and 1.4416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227003Jy sigma=0.001735 ! Fit after self-cal, rms=0.226058Jy sigma=0.001729 ! Inverting map ! Your choice of large map pixels excluded 1.63% of the data. ! The x-axis pixel size should ideally be below 0.1709 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 1.63% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=0.9209 mas, bmaj=2.764 mas, bpa=-8.162 degrees ! Estimated noise=778.301 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 = 0.0894645 Jy ! Component: 100 - total flux cleaned = 0.140517 Jy ! Component: 150 - total flux cleaned = 0.171234 Jy ! Component: 200 - total flux cleaned = 0.189969 Jy ! Total flux subtracted in 200 components = 0.189969 Jy ! Clean residual min=-0.019070 max=0.050719 Jy/beam ! Clean residual mean=0.005780 rms=0.011103 Jy/beam ! Combined flux in latest and established models = 1.63157 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 53 components and 1.63157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192467Jy sigma=0.001319 ! Fit after self-cal, rms=0.190550Jy sigma=0.001303 ! Inverting map ! Your choice of large map pixels excluded 1.63% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.88 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.14 MC 0.97 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00 KK 1.00 KP 0.97 LA 0.98 ! MA 1.00* MC 1.00* MK 1.02 NL 1.08 ! OV 1.00 PT 0.98 SC 0.82 TS 1.01 ! WF 1.00 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 1.19 ! HN 1.07 KK 1.00* KP 1.02 LA 0.99 ! MA 1.00* MC 1.00* MK 1.00* NL 1.01 ! OV 1.00* PT 0.97 SC 1.06 TS 1.00* ! WF 1.04 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.89 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.14 MC 0.98 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00 KK 1.00 KP 0.97 LA 0.98 ! MA 1.00* MC 1.00* MK 1.03 NL 1.09 ! OV 1.00 PT 0.97 SC 0.77 TS 1.00 ! WF 1.00 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 1.20 ! HN 1.07 KK 1.00* KP 1.02 LA 0.99 ! MA 1.00* MC 1.00* MK 1.00* NL 1.01 ! OV 1.00* PT 0.97 SC 1.07 TS 1.00* ! WF 1.04 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.99 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.14 MC 0.98 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 1.01 KP 0.97 LA 0.98 ! MA 1.00* MC 1.00* MK 1.02 NL 1.09 ! OV 1.01 PT 0.97 SC 0.74 TS 1.01 ! WF 1.00 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 1.13 ! HN 1.07 KK 1.00* KP 1.03 LA 0.99 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00 ! OV 1.00* PT 0.97 SC 1.06 TS 1.00* ! WF 1.04 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.91 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 1.13 MC 0.99 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 1.02 KP 0.97 LA 0.98 ! MA 1.00* MC 1.00* MK 1.01 NL 1.09 ! OV 1.01 PT 0.97 SC 0.77 TS 1.01 ! WF 1.00 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 1.20 ! HN 1.07 KK 1.00* KP 1.03 LA 0.99 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00 ! OV 1.00* PT 0.97 SC 1.06 TS 1.00* ! WF 1.04 WZ 1.00* ! ! ! Fit before self-cal, rms=0.190550Jy sigma=0.001303 ! Fit after self-cal, rms=0.195652Jy sigma=0.001227 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=0.9231 mas, bmaj=2.883 mas, bpa=-8.307 degrees ! Estimated noise=778.445 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 = 0.00553595 Jy ! Component: 100 - total flux cleaned = 0.0066257 Jy ! Component: 150 - total flux cleaned = 0.00691913 Jy ! Component: 200 - total flux cleaned = 0.00716962 Jy ! Total flux subtracted in 200 components = 0.00716962 Jy ! Clean residual min=-0.016672 max=0.034190 Jy/beam ! Clean residual mean=0.004001 rms=0.007362 Jy/beam ! Combined flux in latest and established models = 1.63874 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 61 components and 1.63874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194600Jy sigma=0.001213 ! Fit after self-cal, rms=0.194442Jy sigma=0.001211 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 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=0.194442Jy sigma=0.001211 ! Fit after self-cal, rms=0.193465Jy sigma=0.001204 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=0.9217 mas, bmaj=2.887 mas, bpa=-8.34 degrees ! Estimated noise=778.008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028898 Jy ! Component: 100 - total flux cleaned = 0.00367076 Jy ! Component: 150 - total flux cleaned = 0.00385909 Jy ! Component: 200 - total flux cleaned = 0.00401366 Jy ! Total flux subtracted in 200 components = 0.00401366 Jy ! Clean residual min=-0.016504 max=0.031246 Jy/beam ! Clean residual mean=0.003427 rms=0.006926 Jy/beam ! Combined flux in latest and established models = 1.64275 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 62 components and 1.64275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193001Jy sigma=0.001197 ! Fit after self-cal, rms=0.192725Jy sigma=0.001195 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 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, -12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0309228 Jy ! Component: 100 - total flux cleaned = 0.0418246 Jy ! Component: 150 - total flux cleaned = 0.0434983 Jy ! Component: 200 - total flux cleaned = 0.0449735 Jy ! Total flux subtracted in 200 components = 0.0449735 Jy ! Clean residual min=-0.014591 max=0.023813 Jy/beam ! Clean residual mean=0.001721 rms=0.005371 Jy/beam ! Combined flux in latest and established models = 1.68772 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 1.68772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185881Jy sigma=0.001137 ! Fit after self-cal, rms=0.184858Jy sigma=0.001129 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 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=0.184858Jy sigma=0.001129 ! Fit after self-cal, rms=0.182275Jy sigma=0.001119 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=0.9219 mas, bmaj=2.886 mas, bpa=-8.396 degrees ! Estimated noise=776.545 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0193556 Jy ! Component: 100 - total flux cleaned = 0.0247533 Jy ! Component: 150 - total flux cleaned = 0.0259192 Jy ! Component: 200 - total flux cleaned = 0.0266056 Jy ! Total flux subtracted in 200 components = 0.0266056 Jy ! Clean residual min=-0.011889 max=0.019054 Jy/beam ! Clean residual mean=0.001692 rms=0.004213 Jy/beam ! Combined flux in latest and established models = 1.71433 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 96 components and 1.71433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179153Jy sigma=0.001094 ! Fit after self-cal, rms=0.178588Jy sigma=0.001090 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 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 = 0.0067549 Jy ! Component: 100 - total flux cleaned = 0.00807584 Jy ! Component: 150 - total flux cleaned = 0.00835685 Jy ! Component: 200 - total flux cleaned = 0.00911573 Jy ! Total flux subtracted in 200 components = 0.00911573 Jy ! Clean residual min=-0.012345 max=0.015345 Jy/beam ! Clean residual mean=0.001349 rms=0.003917 Jy/beam ! Combined flux in latest and established models = 1.72344 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 106 components and 1.72344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177287Jy sigma=0.001080 ! Fit after self-cal, rms=0.177060Jy sigma=0.001079 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 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=0.177060Jy sigma=0.001079 ! Fit after self-cal, rms=0.174725Jy sigma=0.001072 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=2.257 mas, bmaj=6.347 mas, bpa=-17.18 degrees ! Estimated noise=905.249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015026 Jy ! Component: 100 - total flux cleaned = 0.0157534 Jy ! Component: 150 - total flux cleaned = 0.0167069 Jy ! Component: 200 - total flux cleaned = 0.0174969 Jy ! Total flux subtracted in 200 components = 0.0174969 Jy ! Clean residual min=-0.008855 max=0.014917 Jy/beam ! Clean residual mean=0.002498 rms=0.004024 Jy/beam ! Combined flux in latest and established models = 1.74094 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 121 components and 1.74094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173926Jy sigma=0.001065 ! Fit after self-cal, rms=0.173427Jy sigma=0.001062 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 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 = 0.00420346 Jy ! Component: 100 - total flux cleaned = 0.00498339 Jy ! Component: 150 - total flux cleaned = 0.00541882 Jy ! Component: 200 - total flux cleaned = 0.00578684 Jy ! Total flux subtracted in 200 components = 0.00578684 Jy ! Clean residual min=-0.008241 max=0.013402 Jy/beam ! Clean residual mean=0.002109 rms=0.003839 Jy/beam ! Combined flux in latest and established models = 1.74673 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 128 components and 1.74673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173574Jy sigma=0.001063 ! Fit after self-cal, rms=0.173368Jy sigma=0.001062 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 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 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=0.9219 mas, bmaj=2.882 mas, bpa=-8.451 degrees ! Estimated noise=776.527 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9219 x 2.882 at -8.451 degrees (North through East) ! Clean map min=-0.020024 max=1.1962 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173368Jy sigma=0.001062 ! Fit after self-cal, rms=0.171423Jy sigma=0.001042 ! Inverting map and beam ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=0.9232 mas, bmaj=2.888 mas, bpa=-8.488 degrees ! Estimated noise=776.873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069362 Jy ! Component: 100 - total flux cleaned = 0.00792606 Jy ! Component: 150 - total flux cleaned = 0.00876263 Jy ! Component: 200 - total flux cleaned = 0.00951342 Jy ! Total flux subtracted in 200 components = 0.00951342 Jy ! Clean residual min=-0.008055 max=0.012510 Jy/beam ! Clean residual mean=0.001091 rms=0.002744 Jy/beam ! Combined flux in latest and established models = 1.75624 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 139 components and 1.75624 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170532Jy sigma=0.001036 ! Fit after self-cal, rms=0.170439Jy sigma=0.001036 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Added new window around map position (3.8, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00818024 Jy ! Component: 100 - total flux cleaned = 0.00917823 Jy ! Component: 150 - total flux cleaned = 0.00891009 Jy ! Component: 200 - total flux cleaned = 0.00865503 Jy ! Total flux subtracted in 200 components = 0.00865503 Jy ! Clean residual min=-0.008331 max=0.009294 Jy/beam ! Clean residual mean=0.000754 rms=0.002505 Jy/beam ! Combined flux in latest and established models = 1.7649 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 155 components and 1.7649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169043Jy sigma=0.001024 ! Fit after self-cal, rms=0.168919Jy sigma=0.001024 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168919Jy sigma=0.001024 ! Fit after self-cal, rms=0.167854Jy sigma=0.001020 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 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=0.5872 mas, bmaj=1.355 mas, bpa=-0.7727 degrees ! Estimated noise=2316.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.858088 Jy ! Component: 100 - total flux cleaned = 1.11585 Jy ! Component: 150 - total flux cleaned = 1.25415 Jy ! Component: 200 - total flux cleaned = 1.34519 Jy ! Total flux subtracted in 200 components = 1.34519 Jy ! Clean residual min=-0.028585 max=0.054640 Jy/beam ! Clean residual mean=0.001859 rms=0.009710 Jy/beam ! Combined flux in latest and established models = 1.34519 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 25 model components to the UV plane model. ! The established model now contains 25 components and 1.34519 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=0.9232 mas, bmaj=2.886 mas, bpa=-8.546 degrees ! Estimated noise=777.281 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 = 0.150568 Jy ! Component: 100 - total flux cleaned = 0.233478 Jy ! Component: 150 - total flux cleaned = 0.288162 Jy ! Component: 200 - total flux cleaned = 0.325957 Jy ! Total flux subtracted in 200 components = 0.325957 Jy ! Clean residual min=-0.010397 max=0.026786 Jy/beam ! Clean residual mean=0.004521 rms=0.006765 Jy/beam ! Combined flux in latest and established models = 1.67114 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 80 components and 1.67114 Jy ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 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 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=2.249 mas, bmaj=6.329 mas, bpa=-17.15 degrees ! Estimated noise=908.099 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0398762 Jy ! Component: 100 - total flux cleaned = 0.063048 Jy ! Component: 150 - total flux cleaned = 0.0780946 Jy ! Component: 200 - total flux cleaned = 0.0881873 Jy ! Total flux subtracted in 200 components = 0.0881873 Jy ! Clean residual min=-0.006597 max=0.011303 Jy/beam ! Clean residual mean=0.002233 rms=0.002761 Jy/beam ! Combined flux in latest and established models = 1.75933 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 = 0.00516268 Jy ! Component: 100 - total flux cleaned = 0.00659642 Jy ! Component: 150 - total flux cleaned = 0.00790231 Jy ! Component: 200 - total flux cleaned = 0.00928217 Jy ! Total flux subtracted in 200 components = 0.00928217 Jy ! Clean residual min=-0.005725 max=0.010657 Jy/beam ! Clean residual mean=0.001622 rms=0.002511 Jy/beam ! Combined flux in latest and established models = 1.76861 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 137 components and 1.76861 Jy ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! Estimated beam: bmin=0.9232 mas, bmaj=2.886 mas, bpa=-8.546 degrees ! Estimated noise=777.281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00070056 Jy ! Component: 100 - total flux cleaned = 0.00199967 Jy ! Component: 150 - total flux cleaned = 0.00316445 Jy ! Component: 200 - total flux cleaned = 0.00401093 Jy ! Total flux subtracted in 200 components = 0.00401093 Jy ! Clean residual min=-0.008238 max=0.010050 Jy/beam ! Clean residual mean=0.000741 rms=0.002152 Jy/beam ! Combined flux in latest and established models = 1.77262 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 156 components and 1.77262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167588Jy sigma=0.001017 ! Fit after self-cal, rms=0.166415Jy sigma=0.001011 wmodel J1517-2422_X_2001_10_29_pus_map.mod ! Writing 156 model components to file: J1517-2422_X_2001_10_29_pus_map.mod wobs J1517-2422_X_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J1517-2422_X_2001_10_29_pus_uvs.fits wwins J1517-2422_X_2001_10_29_pus_map.win ! wwins: Wrote 5 windows to J1517-2422_X_2001_10_29_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 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388945 Jy ! Component: 100 - total flux cleaned = 0.00623294 Jy ! Component: 150 - total flux cleaned = 0.00749946 Jy ! Component: 200 - total flux cleaned = 0.00845532 Jy ! Component: 250 - total flux cleaned = 0.00969864 Jy ! Component: 300 - total flux cleaned = 0.0104551 Jy ! Component: 350 - total flux cleaned = 0.0114875 Jy ! Component: 400 - total flux cleaned = 0.0122772 Jy ! Component: 450 - total flux cleaned = 0.0130336 Jy ! Component: 500 - total flux cleaned = 0.0133997 Jy ! Component: 550 - total flux cleaned = 0.0139339 Jy ! Component: 600 - total flux cleaned = 0.0143668 Jy ! Component: 650 - total flux cleaned = 0.0147897 Jy ! Component: 700 - total flux cleaned = 0.0154502 Jy ! Component: 750 - total flux cleaned = 0.0159344 Jy ! Component: 800 - total flux cleaned = 0.0162511 Jy ! Component: 850 - total flux cleaned = 0.0167184 Jy ! Component: 900 - total flux cleaned = 0.017177 Jy ! Component: 950 - total flux cleaned = 0.0176266 Jy ! Component: 1000 - total flux cleaned = 0.0180681 Jy ! Component: 1050 - total flux cleaned = 0.018358 Jy ! Component: 1100 - total flux cleaned = 0.0187868 Jy ! Component: 1150 - total flux cleaned = 0.0192084 Jy ! Component: 1200 - total flux cleaned = 0.0195539 Jy ! Component: 1250 - total flux cleaned = 0.0200307 Jy ! Component: 1300 - total flux cleaned = 0.0204325 Jy ! Component: 1350 - total flux cleaned = 0.0206968 Jy ! Component: 1400 - total flux cleaned = 0.0211529 Jy ! Component: 1450 - total flux cleaned = 0.0214741 Jy ! Component: 1500 - total flux cleaned = 0.0217911 Jy ! Component: 1550 - total flux cleaned = 0.0220414 Jy ! Component: 1600 - total flux cleaned = 0.0222878 Jy ! Component: 1650 - total flux cleaned = 0.0225928 Jy ! Component: 1700 - total flux cleaned = 0.0227736 Jy ! Component: 1750 - total flux cleaned = 0.0229524 Jy ! Component: 1800 - total flux cleaned = 0.0231891 Jy ! Component: 1850 - total flux cleaned = 0.023423 Jy ! Component: 1900 - total flux cleaned = 0.0235391 Jy ! Component: 1950 - total flux cleaned = 0.0237681 Jy ! Component: 2000 - total flux cleaned = 0.0239944 Jy ! Total flux subtracted in 2048 components = 0.0241058 Jy ! Clean residual min=-0.002790 max=0.003567 Jy/beam ! Clean residual mean=0.000166 rms=0.001007 Jy/beam ! Combined flux in latest and established models = 1.79673 Jy keep ! Adding 88 model components to the UV plane model. ! The established model now contains 242 components and 1.79673 Jy ![Exited script file: muppet] wmap "J1517-2422_X_2001_10_29_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9232 x 2.886 at -8.546 degrees (North through East) ! Clean map min=-0.013652 max=1.1891 Jy/beam ! Writing clean map to FITS file: J1517-2422_X_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.18912 invert ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1709 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00100876 device "J1517-2422_X_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J1517-2422_X_2001_10_29_pus_map.eps/VPS' loglevs 0.509 ! The new contour levels are: ! -0.509 0.509 1.018 2.036 4.072 8.144 16.288 32.576 65.152 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.003 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.189 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9232 x 2.886 at -8.546 degrees (North through East) ! Clean map min=-0.013652 max=1.1891 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1517-2422_X_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J1517-2422_X_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1517-2422_X_2001_10_29_pus_uvs.log closed on Tue Feb 26 11:37:04 2008