! Started logfile: J2246-1206_X_2001_10_29_pus_uvs.log on Tue Feb 26 11:11:26 2008 obs J2246-1206_X_2001_10_29_pus_uva.fits ! Reading UV FITS file: J2246-1206_X_2001_10_29_pus_uva.fits ! AN table 1: 51 integrations on 153 of 153 possible baselines. ! AN table 2: 121 integrations on 153 of 153 possible baselines. ! AN table 3: 42 integrations on 153 of 153 possible baselines. ! AN table 4: 10 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0602241 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2246-1206 ! ! 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 1974 lines of history. ! ! Reading 8256 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 J2246-1206_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 864 telescope corrections were flagged in sub-array 1. ! A total of 1779 telescope corrections were flagged in sub-array 2. ! A total of 537 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 864 telescope corrections were flagged in sub-array 1. ! A total of 1779 telescope corrections were flagged in sub-array 2. ! A total of 537 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 864 telescope corrections were flagged in sub-array 1. ! A total of 1779 telescope corrections were flagged in sub-array 2. ! A total of 540 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 867 telescope corrections were flagged in sub-array 1. ! A total of 1767 telescope corrections were flagged in sub-array 2. ! A total of 537 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.973570Jy sigma=0.009586 ! Fit after self-cal, rms=0.779944Jy sigma=0.007947 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.425% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=0.5836 mas, bmaj=1.412 mas, bpa=-1.496 degrees ! Estimated noise=1584.52 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 = 1.12404 Jy ! Component: 100 - total flux cleaned = 1.5107 Jy ! Total flux subtracted in 100 components = 1.5107 Jy ! Clean residual min=-0.069163 max=0.191259 Jy/beam ! Clean residual mean=0.001894 rms=0.022348 Jy/beam ! Combined flux in latest and established models = 1.5107 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 1.5107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.423984Jy sigma=0.004246 ! Fit after self-cal, rms=0.420898Jy sigma=0.004222 ! Inverting map ! Your choice of large map pixels excluded 0.425% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Added new window around map position (-0.2, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.202521 Jy ! Component: 100 - total flux cleaned = 0.317917 Jy ! Total flux subtracted in 100 components = 0.317917 Jy ! Clean residual min=-0.044977 max=0.077944 Jy/beam ! Clean residual mean=0.001009 rms=0.011741 Jy/beam ! Combined flux in latest and established models = 1.82862 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 1.82862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251207Jy sigma=0.002394 ! Fit after self-cal, rms=0.246335Jy sigma=0.002349 ! Inverting map ! Your choice of large map pixels excluded 0.425% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Added new window around map position (1, 3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0868602 Jy ! Component: 100 - total flux cleaned = 0.144934 Jy ! Total flux subtracted in 100 components = 0.144934 Jy ! Clean residual min=-0.029374 max=0.037947 Jy/beam ! Clean residual mean=0.000604 rms=0.007737 Jy/beam ! Combined flux in latest and established models = 1.97355 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 32 components and 1.97355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196694Jy sigma=0.001773 ! Fit after self-cal, rms=0.193193Jy sigma=0.001740 ! Inverting map ! Your choice of large map pixels excluded 0.425% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.425% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=0.821 mas, bmaj=2.129 mas, bpa=-4.457 degrees ! Estimated noise=830.251 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 = 0.0656609 Jy ! Component: 100 - total flux cleaned = 0.103143 Jy ! Component: 150 - total flux cleaned = 0.126183 Jy ! Component: 200 - total flux cleaned = 0.140653 Jy ! Total flux subtracted in 200 components = 0.140653 Jy ! Clean residual min=-0.019515 max=0.023986 Jy/beam ! Clean residual mean=0.001498 rms=0.005802 Jy/beam ! Combined flux in latest and established models = 2.1142 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 48 components and 2.1142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169733Jy sigma=0.001460 ! Fit after self-cal, rms=0.168141Jy sigma=0.001440 ! Inverting map ! Your choice of large map pixels excluded 0.425% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 1.01 LA 0.99 ! MA 1.00* MC 1.00* MK 0.98 NL 1.04 ! OV 0.99 PT 0.99 SC 1.00* TS 1.04 ! WF 1.00* WZ 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00* GG 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 0.99 LA 0.97 ! MA 1.00* MC 1.00* MK 0.98 NL 1.01 ! OV 0.98 PT 1.00 SC 1.01 TS 1.00* ! WF 0.99 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.03 KP 1.02 LA 0.97 ! MA 1.00* MC 1.00* MK 0.98 NL 1.00 ! OV 0.99 PT 0.96 SC 1.00* TS 1.04 ! WF 1.00* WZ 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 1.00 LA 0.95 ! MA 1.00* MC 1.00* MK 0.97 NL 0.97 ! OV 0.99 PT 0.98 SC 0.97 TS 1.00* ! WF 0.98 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 1.00 LA 1.01 ! MA 1.00* MC 1.00* MK 1.00 NL 1.04 ! OV 0.98 PT 1.00 SC 1.00* TS 1.02 ! WF 1.00* WZ 1.00* ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.00* GG 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 1.00 LA 0.98 ! MA 1.00* MC 1.00* MK 1.00 NL 1.01 ! OV 0.97 PT 1.01 SC 0.96 TS 1.00* ! WF 1.04 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 1.03 LA 0.99 ! MA 1.00* MC 1.00* MK 1.03 NL 1.06 ! OV 0.97 PT 0.99 SC 1.00* TS 1.04 ! WF 1.00* WZ 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00* GG 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 1.01 LA 0.97 ! MA 1.00* MC 1.00* MK 1.04 NL 1.03 ! OV 0.95 PT 1.01 SC 1.00 TS 1.00* ! WF 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.168141Jy sigma=0.001440 ! Fit after self-cal, rms=0.144859Jy sigma=0.001332 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=0.8174 mas, bmaj=2.627 mas, bpa=-5.872 degrees ! Estimated noise=838.428 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 (3.2, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0200598 Jy ! Component: 100 - total flux cleaned = 0.0272416 Jy ! Component: 150 - total flux cleaned = 0.0278892 Jy ! Component: 200 - total flux cleaned = 0.0284359 Jy ! Total flux subtracted in 200 components = 0.0284359 Jy ! Clean residual min=-0.012286 max=0.014043 Jy/beam ! Clean residual mean=0.000471 rms=0.003205 Jy/beam ! Combined flux in latest and established models = 2.14264 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 2.14264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141645Jy sigma=0.001300 ! Fit after self-cal, rms=0.141383Jy sigma=0.001298 ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 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=0.141383Jy sigma=0.001298 ! Fit after self-cal, rms=0.140890Jy sigma=0.001295 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=0.8168 mas, bmaj=2.622 mas, bpa=-5.855 degrees ! Estimated noise=837.699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0077621 Jy ! Component: 100 - total flux cleaned = 0.0107403 Jy ! Component: 150 - total flux cleaned = 0.0117629 Jy ! Component: 200 - total flux cleaned = 0.0124646 Jy ! Total flux subtracted in 200 components = 0.0124646 Jy ! Clean residual min=-0.010871 max=0.014161 Jy/beam ! Clean residual mean=0.000432 rms=0.002913 Jy/beam ! Combined flux in latest and established models = 2.1551 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 2.1551 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139641Jy sigma=0.001284 ! Fit after self-cal, rms=0.139515Jy sigma=0.001282 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 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 (6, 10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134155 Jy ! Component: 100 - total flux cleaned = 0.0215662 Jy ! Component: 150 - total flux cleaned = 0.0238926 Jy ! Component: 200 - total flux cleaned = 0.025062 Jy ! Total flux subtracted in 200 components = 0.025062 Jy ! Clean residual min=-0.010649 max=0.009540 Jy/beam ! Clean residual mean=0.000205 rms=0.002369 Jy/beam ! Combined flux in latest and established models = 2.18016 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 83 components and 2.18017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137832Jy sigma=0.001266 ! Fit after self-cal, rms=0.137731Jy sigma=0.001264 ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 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=0.137731Jy sigma=0.001264 ! Fit after self-cal, rms=0.137428Jy sigma=0.001262 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=0.8159 mas, bmaj=2.617 mas, bpa=-5.859 degrees ! Estimated noise=837.148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00750875 Jy ! Component: 100 - total flux cleaned = 0.0107549 Jy ! Component: 150 - total flux cleaned = 0.0127269 Jy ! Component: 200 - total flux cleaned = 0.0137279 Jy ! Total flux subtracted in 200 components = 0.0137279 Jy ! Clean residual min=-0.009586 max=0.008372 Jy/beam ! Clean residual mean=0.000190 rms=0.002004 Jy/beam ! Combined flux in latest and established models = 2.19389 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 2.19389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136553Jy sigma=0.001254 ! Fit after self-cal, rms=0.136500Jy sigma=0.001254 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 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 = 0.00339802 Jy ! Component: 100 - total flux cleaned = 0.00498299 Jy ! Component: 150 - total flux cleaned = 0.00533545 Jy ! Component: 200 - total flux cleaned = 0.00567615 Jy ! Total flux subtracted in 200 components = 0.00567615 Jy ! Clean residual min=-0.009456 max=0.007902 Jy/beam ! Clean residual mean=0.000128 rms=0.001888 Jy/beam ! Combined flux in latest and established models = 2.19957 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 2.19957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135966Jy sigma=0.001249 ! Fit after self-cal, rms=0.135947Jy sigma=0.001248 ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 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=0.135947Jy sigma=0.001248 ! Fit after self-cal, rms=0.135735Jy sigma=0.001247 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=2.307 mas, bmaj=4.371 mas, bpa=8.276 degrees ! Estimated noise=1058.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00604093 Jy ! Component: 100 - total flux cleaned = 0.00779233 Jy ! Component: 150 - total flux cleaned = 0.00896666 Jy ! Component: 200 - total flux cleaned = 0.00918453 Jy ! Total flux subtracted in 200 components = 0.00918453 Jy ! Clean residual min=-0.005654 max=0.006182 Jy/beam ! Clean residual mean=0.000258 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 2.20875 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 104 components and 2.20875 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135456Jy sigma=0.001245 ! Fit after self-cal, rms=0.135371Jy sigma=0.001244 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 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 = 0.00102619 Jy ! Component: 100 - total flux cleaned = 0.00250227 Jy ! Component: 150 - total flux cleaned = 0.00316903 Jy ! Component: 200 - total flux cleaned = 0.00336456 Jy ! Total flux subtracted in 200 components = 0.00336456 Jy ! Clean residual min=-0.005732 max=0.006004 Jy/beam ! Clean residual mean=0.000181 rms=0.001668 Jy/beam ! Combined flux in latest and established models = 2.21212 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 111 components and 2.21212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135238Jy sigma=0.001242 ! Fit after self-cal, rms=0.135171Jy sigma=0.001242 ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=0.8152 mas, bmaj=2.613 mas, bpa=-5.86 degrees ! Estimated noise=836.633 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8152 x 2.613 at -5.86 degrees (North through East) ! Clean map min=-0.0074262 max=1.538 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=0.135171Jy sigma=0.001242 ! Fit after self-cal, rms=0.125564Jy sigma=0.001135 ! Inverting map and beam ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=0.815 mas, bmaj=2.612 mas, bpa=-5.865 degrees ! Estimated noise=837.045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346227 Jy ! Component: 100 - total flux cleaned = 0.00397888 Jy ! Component: 150 - total flux cleaned = 0.00413337 Jy ! Component: 200 - total flux cleaned = 0.00412952 Jy ! Total flux subtracted in 200 components = 0.00412952 Jy ! Clean residual min=-0.007868 max=0.006493 Jy/beam ! Clean residual mean=0.000105 rms=0.001533 Jy/beam ! Combined flux in latest and established models = 2.21625 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 116 components and 2.21625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125130Jy sigma=0.001131 ! Fit after self-cal, rms=0.125111Jy sigma=0.001131 ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000859073 Jy ! Component: 100 - total flux cleaned = 0.000859936 Jy ! Component: 150 - total flux cleaned = 0.000859889 Jy ! Component: 200 - total flux cleaned = 0.000737052 Jy ! Total flux subtracted in 200 components = 0.000737052 Jy ! Clean residual min=-0.007729 max=0.006130 Jy/beam ! Clean residual mean=0.000094 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 2.21699 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 119 components and 2.21699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124852Jy sigma=0.001129 ! Fit after self-cal, rms=0.124845Jy sigma=0.001128 ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124845Jy sigma=0.001128 ! Fit after self-cal, rms=0.124716Jy sigma=0.001128 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=0.5825 mas, bmaj=2.115 mas, bpa=-3.723 degrees ! Estimated noise=1332.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.15125 Jy ! Component: 100 - total flux cleaned = 1.56439 Jy ! Component: 150 - total flux cleaned = 1.75247 Jy ! Component: 200 - total flux cleaned = 1.86261 Jy ! Total flux subtracted in 200 components = 1.86261 Jy ! Clean residual min=-0.030253 max=0.059141 Jy/beam ! Clean residual mean=0.001187 rms=0.009640 Jy/beam ! Combined flux in latest and established models = 1.86261 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 21 model components to the UV plane model. ! The established model now contains 21 components and 1.86261 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=0.8148 mas, bmaj=2.609 mas, bpa=-5.87 degrees ! Estimated noise=836.721 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 = 0.117337 Jy ! Component: 100 - total flux cleaned = 0.18253 Jy ! Component: 150 - total flux cleaned = 0.222443 Jy ! Component: 200 - total flux cleaned = 0.249338 Jy ! Total flux subtracted in 200 components = 0.249338 Jy ! Clean residual min=-0.009315 max=0.019163 Jy/beam ! Clean residual mean=0.001340 rms=0.004679 Jy/beam ! Combined flux in latest and established models = 2.11195 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 75 components and 2.11195 Jy ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=2.306 mas, bmaj=4.367 mas, bpa=8.259 degrees ! Estimated noise=1059.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0322111 Jy ! Component: 100 - total flux cleaned = 0.0523677 Jy ! Component: 150 - total flux cleaned = 0.0664734 Jy ! Component: 200 - total flux cleaned = 0.07659 Jy ! Total flux subtracted in 200 components = 0.07659 Jy ! Clean residual min=-0.005473 max=0.007482 Jy/beam ! Clean residual mean=0.000958 rms=0.002473 Jy/beam ! Combined flux in latest and established models = 2.18854 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 = 0.00735124 Jy ! Component: 100 - total flux cleaned = 0.012835 Jy ! Component: 150 - total flux cleaned = 0.0170393 Jy ! Component: 200 - total flux cleaned = 0.019048 Jy ! Total flux subtracted in 200 components = 0.019048 Jy ! Clean residual min=-0.004639 max=0.005074 Jy/beam ! Clean residual mean=0.000505 rms=0.001536 Jy/beam ! Combined flux in latest and established models = 2.20758 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 149 components and 2.20758 Jy ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! Estimated beam: bmin=0.8148 mas, bmaj=2.609 mas, bpa=-5.87 degrees ! Estimated noise=836.721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000612831 Jy ! Component: 100 - total flux cleaned = 0.000630689 Jy ! Component: 150 - total flux cleaned = 0.00229045 Jy ! Component: 200 - total flux cleaned = 0.00358467 Jy ! Total flux subtracted in 200 components = 0.00358467 Jy ! Clean residual min=-0.005799 max=0.006541 Jy/beam ! Clean residual mean=0.000215 rms=0.001548 Jy/beam ! Combined flux in latest and established models = 2.21117 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 169 components and 2.21117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125294Jy sigma=0.001133 ! Fit after self-cal, rms=0.124838Jy sigma=0.001128 wmodel J2246-1206_X_2001_10_29_pus_map.mod ! Writing 169 model components to file: J2246-1206_X_2001_10_29_pus_map.mod wobs J2246-1206_X_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J2246-1206_X_2001_10_29_pus_uvs.fits wwins J2246-1206_X_2001_10_29_pus_map.win ! wwins: Wrote 5 windows to J2246-1206_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 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136505 Jy ! Component: 100 - total flux cleaned = 0.00299656 Jy ! Component: 150 - total flux cleaned = 0.00433933 Jy ! Component: 200 - total flux cleaned = 0.00544743 Jy ! Component: 250 - total flux cleaned = 0.00609808 Jy ! Component: 300 - total flux cleaned = 0.00703714 Jy ! Component: 350 - total flux cleaned = 0.00779483 Jy ! Component: 400 - total flux cleaned = 0.0086785 Jy ! Component: 450 - total flux cleaned = 0.00946589 Jy ! Component: 500 - total flux cleaned = 0.010302 Jy ! Component: 550 - total flux cleaned = 0.0112527 Jy ! Component: 600 - total flux cleaned = 0.0121796 Jy ! Component: 650 - total flux cleaned = 0.0130211 Jy ! Component: 700 - total flux cleaned = 0.0139066 Jy ! Component: 750 - total flux cleaned = 0.0147102 Jy ! Component: 800 - total flux cleaned = 0.0153161 Jy ! Component: 850 - total flux cleaned = 0.0159112 Jy ! Component: 900 - total flux cleaned = 0.0164369 Jy ! Component: 950 - total flux cleaned = 0.0171234 Jy ! Component: 1000 - total flux cleaned = 0.017517 Jy ! Component: 1050 - total flux cleaned = 0.0181252 Jy ! Component: 1100 - total flux cleaned = 0.0187232 Jy ! Component: 1150 - total flux cleaned = 0.0193118 Jy ! Component: 1200 - total flux cleaned = 0.0198385 Jy ! Component: 1250 - total flux cleaned = 0.0203577 Jy ! Component: 1300 - total flux cleaned = 0.0207672 Jy ! Component: 1350 - total flux cleaned = 0.0212728 Jy ! Component: 1400 - total flux cleaned = 0.0219706 Jy ! Component: 1450 - total flux cleaned = 0.022364 Jy ! Component: 1500 - total flux cleaned = 0.0228984 Jy ! Component: 1550 - total flux cleaned = 0.0233782 Jy ! Component: 1600 - total flux cleaned = 0.0239933 Jy ! Component: 1650 - total flux cleaned = 0.0243197 Jy ! Component: 1700 - total flux cleaned = 0.0247355 Jy ! Component: 1750 - total flux cleaned = 0.0252376 Jy ! Component: 1800 - total flux cleaned = 0.0256891 Jy ! Component: 1850 - total flux cleaned = 0.0260462 Jy ! Component: 1900 - total flux cleaned = 0.0264884 Jy ! Component: 1950 - total flux cleaned = 0.0270129 Jy ! Component: 2000 - total flux cleaned = 0.0274452 Jy ! Total flux subtracted in 2048 components = 0.0277024 Jy ! Clean residual min=-0.002131 max=0.002430 Jy/beam ! Clean residual mean=0.000096 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 2.23887 Jy keep ! Adding 127 model components to the UV plane model. ! The established model now contains 296 components and 2.23887 Jy ![Exited script file: muppet] wmap "J2246-1206_X_2001_10_29_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8148 x 2.609 at -5.87 degrees (North through East) ! Clean map min=-0.0039405 max=1.5354 Jy/beam ! Writing clean map to FITS file: J2246-1206_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 1.53544 invert ! Inverting map ! Your choice of large map pixels excluded 0.464% of the data. ! The x-axis pixel size should ideally be below 0.1915 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000759388 device "J2246-1206_X_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_X_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.148372 0.148372 0.296743 0.593487 1.18697 2.37395 4.74789 9.49579 18.9916 37.9832 75.9663 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.535 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8148 x 2.609 at -5.87 degrees (North through East) ! Clean map min=-0.0039405 max=1.5354 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_X_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_X_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_X_2001_10_29_pus_uvs.log closed on Tue Feb 26 11:11:35 2008