! Started logfile: J1640+3946_X_2001_03_12_pus_uvs.log on Wed Jan 2 20:00:07 2013 obs J1640+3946_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J1640+3946_X_2001_03_12_pus_uva.fits ! AN table 1: 57 integrations on 136 of 136 possible baselines. ! AN table 2: 36 integrations on 136 of 136 possible baselines. ! AN table 3: 76 integrations on 136 of 136 possible baselines. ! AN table 4: 225 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.198697 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1640+3946 ! ! 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 1749 lines of history. ! ! Reading 42588 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 J1640+3946_X_2001_03_12_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 601 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! A total of 882 telescope corrections were flagged in sub-array 3. ! A total of 2181 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 601 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! A total of 882 telescope corrections were flagged in sub-array 3. ! A total of 2181 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 601 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! A total of 882 telescope corrections were flagged in sub-array 3. ! A total of 2181 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 601 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! A total of 882 telescope corrections were flagged in sub-array 3. ! A total of 2181 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.700445Jy sigma=0.005911 ! Fit after self-cal, rms=0.581588Jy sigma=0.004857 ! 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 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.52 mas, bmaj=0.932 mas, bpa=-5.865 degrees ! Estimated noise=797.209 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 = 0.32478 Jy ! Component: 100 - total flux cleaned = 0.431312 Jy ! Total flux subtracted in 100 components = 0.431312 Jy ! Clean residual min=-0.010227 max=0.050706 Jy/beam ! Clean residual mean=-0.000006 rms=0.003276 Jy/beam ! Combined flux in latest and established models = 0.431312 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.431312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209666Jy sigma=0.001633 ! Fit after self-cal, rms=0.209110Jy sigma=0.001631 ! Inverting map ! Your choice of large map pixels excluded 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0601129 Jy ! Component: 100 - total flux cleaned = 0.0973973 Jy ! Total flux subtracted in 100 components = 0.0973973 Jy ! Clean residual min=-0.006736 max=0.019677 Jy/beam ! Clean residual mean=-0.000013 rms=0.001948 Jy/beam ! Combined flux in latest and established models = 0.52871 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.528709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183321Jy sigma=0.001318 ! Fit after self-cal, rms=0.182974Jy sigma=0.001317 ! Inverting map ! Your choice of large map pixels excluded 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243607 Jy ! Component: 100 - total flux cleaned = 0.0406007 Jy ! Total flux subtracted in 100 components = 0.0406007 Jy ! Clean residual min=-0.006210 max=0.009678 Jy/beam ! Clean residual mean=-0.000016 rms=0.001618 Jy/beam ! Combined flux in latest and established models = 0.56931 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 0.56931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178156Jy sigma=0.001253 ! Fit after self-cal, rms=0.178049Jy sigma=0.001253 ! Inverting map ! Your choice of large map pixels excluded 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Added new window around map position (-0.6, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116949 Jy ! Component: 100 - total flux cleaned = 0.019791 Jy ! Total flux subtracted in 100 components = 0.019791 Jy ! Clean residual min=-0.006252 max=0.008311 Jy/beam ! Clean residual mean=-0.000018 rms=0.001532 Jy/beam ! Combined flux in latest and established models = 0.589101 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.589101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176954Jy sigma=0.001237 ! Fit after self-cal, rms=0.176907Jy sigma=0.001237 ! Inverting map ! Your choice of large map pixels excluded 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 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 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.6854 mas, bmaj=1.182 mas, bpa=-2.168 degrees ! Estimated noise=404.029 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112364 Jy ! Component: 100 - total flux cleaned = 0.0179286 Jy ! Component: 150 - total flux cleaned = 0.0222262 Jy ! Component: 200 - total flux cleaned = 0.0233717 Jy ! Total flux subtracted in 200 components = 0.0233717 Jy ! Clean residual min=-0.006248 max=0.004599 Jy/beam ! Clean residual mean=-0.000390 rms=0.001445 Jy/beam ! Combined flux in latest and established models = 0.612473 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 47 components and 0.612473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176216Jy sigma=0.001228 ! Fit after self-cal, rms=0.176145Jy sigma=0.001228 ! Inverting map ! Your choice of large map pixels excluded 2.44% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HH 1.00* HN 0.98 ! KK 0.87 KP 1.01 LA 1.00 MA 1.00* ! MC 1.00* MK 0.96 NL 1.07 ON 1.00* ! OV 0.96 PT 0.98 SC 1.00* TS 1.10 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HH 1.00* HN 1.10 ! KK 0.94 KP 1.02 LA 0.95 MA 0.92 ! MC 1.00* MK 0.96 NL 0.98 ON 1.00* ! OV 0.97 PT 1.00 SC 0.98 TS 1.00* ! WZ 1.01 ! ! A total of 111 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 HH 1.00* HN 0.95 ! KK 0.93 KP 0.96 LA 0.94 MA 1.00* ! MC 1.00* MK 0.97 NL 0.99 ON 1.00* ! OV 0.97 PT 0.99 SC 1.10 TS 0.95 ! WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.02 HH 1.21 HN 1.00 ! KK 1.00* KP 1.06 LA 0.99 MA 0.99 ! MC 1.00* MK 1.00* NL 0.99 ON 1.00* ! OV 0.94 PT 0.97 SC 1.01 TS 1.00* ! WZ 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HH 1.00* HN 1.01 ! KK 0.92 KP 0.94 LA 1.02 MA 1.00* ! MC 1.00* MK 0.95 NL 1.01 ON 1.00* ! OV 1.00 PT 1.02 SC 1.00* TS 1.08 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 HH 1.00* HN 1.07 ! KK 0.98 KP 0.95 LA 0.93 MA 0.94 ! MC 1.00* MK 0.96 NL 0.95 ON 1.00* ! OV 0.97 PT 1.04 SC 0.96 TS 1.00* ! WZ 1.03 ! ! A total of 111 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.96 HH 1.00* HN 0.95 ! KK 0.92 KP 0.93 LA 0.93 MA 1.00* ! MC 1.00* MK 0.96 NL 0.96 ON 1.00* ! OV 0.97 PT 1.01 SC 1.09 TS 0.96 ! WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.02 HH 1.28 HN 1.00 ! KK 1.00* KP 1.00 LA 0.98 MA 1.12 ! MC 1.00* MK 1.00* NL 0.96 ON 1.00* ! OV 0.94 PT 1.01 SC 0.98 TS 1.00* ! WZ 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HH 1.00* HN 1.02 ! KK 0.97 KP 0.93 LA 1.00 MA 1.00* ! MC 1.00* MK 0.98 NL 1.04 ON 1.00* ! OV 1.01 PT 1.06 SC 1.00* TS 1.05 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.93 HH 1.00* HN 1.10 ! KK 1.04 KP 0.94 LA 0.98 MA 1.05 ! MC 1.00* MK 0.96 NL 1.00 ON 1.00* ! OV 1.01 PT 1.05 SC 1.02 TS 1.00* ! WZ 1.02 ! ! A total of 111 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.96 HH 1.00* HN 0.97 ! KK 1.02 KP 0.92 LA 0.98 MA 1.00* ! MC 1.00* MK 0.97 NL 0.98 ON 1.00* ! OV 0.99 PT 1.05 SC 1.11 TS 0.97 ! WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 1.00 HH 1.75 HN 1.02 ! KK 1.00* KP 0.98 LA 1.00 MA 0.97 ! MC 1.00* MK 1.00* NL 1.00 ON 1.00* ! OV 0.98 PT 1.04 SC 1.03 TS 1.00* ! WZ 1.11 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HH 1.00* HN 1.05 ! KK 0.87 KP 1.00 LA 0.99 MA 1.00* ! MC 1.00* MK 0.99 NL 1.04 ON 1.00* ! OV 0.98 PT 1.07 SC 1.00* TS 1.08 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.92 HH 1.00* HN 1.12 ! KK 0.99 KP 0.94 LA 0.95 MA 0.95 ! MC 1.00* MK 1.03 NL 1.01 ON 1.00* ! OV 0.99 PT 1.08 SC 1.02 TS 1.00* ! WZ 1.06 ! ! A total of 111 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.94 HH 1.00* HN 0.98 ! KK 0.94 KP 0.93 LA 0.95 MA 1.00* ! MC 1.00* MK 1.01 NL 1.01 ON 1.00* ! OV 0.99 PT 1.06 SC 1.18 TS 0.94 ! WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.00 HH 1.23 HN 1.02 ! KK 1.00* KP 1.00 LA 0.99 MA 1.08 ! MC 1.00* MK 1.00* NL 1.00 ON 1.00* ! OV 0.96 PT 1.04 SC 1.07 TS 1.00* ! WZ 1.11 ! ! ! Fit before self-cal, rms=0.176145Jy sigma=0.001228 ! Fit after self-cal, rms=0.179024Jy sigma=0.001208 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.7028 mas, bmaj=1.189 mas, bpa=-2.953 degrees ! Estimated noise=408.02 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 = -0.000991276 Jy ! Component: 100 - total flux cleaned = -0.000827949 Jy ! Component: 150 - total flux cleaned = -0.000694573 Jy ! Component: 200 - total flux cleaned = -0.000634277 Jy ! Total flux subtracted in 200 components = -0.000634277 Jy ! Clean residual min=-0.004620 max=0.003760 Jy/beam ! Clean residual mean=-0.000353 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 0.611839 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 0.611839 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178965Jy sigma=0.001207 ! Fit after self-cal, rms=0.179033Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 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=0.179033Jy sigma=0.001207 ! Fit after self-cal, rms=0.179576Jy sigma=0.001192 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.7008 mas, bmaj=1.194 mas, bpa=-2.878 degrees ! Estimated noise=408.293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109709 Jy ! Component: 100 - total flux cleaned = 0.00144621 Jy ! Component: 150 - total flux cleaned = 0.00156669 Jy ! Component: 200 - total flux cleaned = 0.00167193 Jy ! Total flux subtracted in 200 components = 0.00167193 Jy ! Clean residual min=-0.002011 max=0.002475 Jy/beam ! Clean residual mean=0.000027 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.613511 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 70 components and 0.613511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179521Jy sigma=0.001191 ! Fit after self-cal, rms=0.179529Jy sigma=0.001191 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 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 (-9.6, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228568 Jy ! Component: 100 - total flux cleaned = 0.00291458 Jy ! Component: 150 - total flux cleaned = 0.00306105 Jy ! Component: 200 - total flux cleaned = 0.00315018 Jy ! Total flux subtracted in 200 components = 0.00315018 Jy ! Clean residual min=-0.001967 max=0.002181 Jy/beam ! Clean residual mean=-0.000006 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.616661 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 0.616661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179486Jy sigma=0.001191 ! Fit after self-cal, rms=0.179486Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Added new window around map position (-24, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176526 Jy ! Component: 100 - total flux cleaned = 0.00216175 Jy ! Component: 150 - total flux cleaned = 0.00229415 Jy ! Component: 200 - total flux cleaned = 0.00220992 Jy ! Total flux subtracted in 200 components = 0.00220992 Jy ! Clean residual min=-0.001852 max=0.002057 Jy/beam ! Clean residual mean=-0.000014 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.618871 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 93 components and 0.618871 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179448Jy sigma=0.001190 ! Fit after self-cal, rms=0.179445Jy sigma=0.001190 ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 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=0.179445Jy sigma=0.001190 ! Fit after self-cal, rms=0.180104Jy sigma=0.001190 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.7019 mas, bmaj=1.194 mas, bpa=-2.963 degrees ! Estimated noise=408.684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000593984 Jy ! Component: 100 - total flux cleaned = 0.000846736 Jy ! Component: 150 - total flux cleaned = 0.00117068 Jy ! Component: 200 - total flux cleaned = 0.00142443 Jy ! Total flux subtracted in 200 components = 0.00142443 Jy ! Clean residual min=-0.001841 max=0.002015 Jy/beam ! Clean residual mean=0.000016 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.620295 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 0.620295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180075Jy sigma=0.001190 ! Fit after self-cal, rms=0.180080Jy sigma=0.001190 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 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 (-2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123814 Jy ! Component: 100 - total flux cleaned = 0.00128432 Jy ! Component: 150 - total flux cleaned = 0.00128445 Jy ! Component: 200 - total flux cleaned = 0.00128495 Jy ! Total flux subtracted in 200 components = 0.00128495 Jy ! Clean residual min=-0.001825 max=0.002063 Jy/beam ! Clean residual mean=0.000000 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.62158 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 106 components and 0.62158 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180049Jy sigma=0.001190 ! Fit after self-cal, rms=0.180045Jy sigma=0.001190 ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Added new window around map position (-5.8, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018766 Jy ! Component: 100 - total flux cleaned = 0.00230122 Jy ! Component: 150 - total flux cleaned = 0.00226314 Jy ! Component: 200 - total flux cleaned = 0.00222435 Jy ! Total flux subtracted in 200 components = 0.00222435 Jy ! Clean residual min=-0.001850 max=0.001816 Jy/beam ! Clean residual mean=-0.000022 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.623805 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 115 components and 0.623805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180017Jy sigma=0.001189 ! Fit after self-cal, rms=0.180014Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 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=0.180014Jy sigma=0.001189 ! Fit after self-cal, rms=0.180397Jy sigma=0.001189 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=2.521 mas, bmaj=2.765 mas, bpa=86.92 degrees ! Estimated noise=544.924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000660333 Jy ! Component: 100 - total flux cleaned = 0.00114804 Jy ! Component: 150 - total flux cleaned = 0.0013402 Jy ! Component: 200 - total flux cleaned = 0.00133981 Jy ! Total flux subtracted in 200 components = 0.00133981 Jy ! Clean residual min=-0.001912 max=0.001593 Jy/beam ! Clean residual mean=-0.000025 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.625144 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 137 components and 0.625145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180390Jy sigma=0.001189 ! Fit after self-cal, rms=0.180390Jy sigma=0.001189 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 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 = 0.000188289 Jy ! Component: 100 - total flux cleaned = 0.000188215 Jy ! Component: 150 - total flux cleaned = 0.000188649 Jy ! Component: 200 - total flux cleaned = 0.000168975 Jy ! Total flux subtracted in 200 components = 0.000168975 Jy ! Clean residual min=-0.001861 max=0.001562 Jy/beam ! Clean residual mean=-0.000035 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.625314 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 143 components and 0.625313 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180389Jy sigma=0.001189 ! Fit after self-cal, rms=0.180386Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 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 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.7025 mas, bmaj=1.195 mas, bpa=-3.002 degrees ! Estimated noise=408.934 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7025 x 1.195 at -3.002 degrees (North through East) ! Clean map min=-0.0014793 max=0.46062 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 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.5273 mas, bmaj=0.9521 mas, bpa=-6.749 degrees ! Estimated noise=801.325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.327645 Jy ! Component: 100 - total flux cleaned = 0.432704 Jy ! Component: 150 - total flux cleaned = 0.489221 Jy ! Component: 200 - total flux cleaned = 0.524272 Jy ! Total flux subtracted in 200 components = 0.524272 Jy ! Clean residual min=-0.005709 max=0.018515 Jy/beam ! Clean residual mean=0.000011 rms=0.001549 Jy/beam ! Combined flux in latest and established models = 0.524272 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.524272 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.7025 mas, bmaj=1.195 mas, bpa=-3.002 degrees ! Estimated noise=408.934 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 = 0.0374955 Jy ! Component: 100 - total flux cleaned = 0.0566018 Jy ! Component: 150 - total flux cleaned = 0.0675432 Jy ! Component: 200 - total flux cleaned = 0.0747879 Jy ! Total flux subtracted in 200 components = 0.0747879 Jy ! Clean residual min=-0.002361 max=0.004040 Jy/beam ! Clean residual mean=0.000252 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.59906 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 57 components and 0.59906 Jy ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Added new window around map position (1.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00512805 Jy ! Component: 100 - total flux cleaned = 0.0089001 Jy ! Component: 150 - total flux cleaned = 0.0119464 Jy ! Component: 200 - total flux cleaned = 0.0145288 Jy ! Total flux subtracted in 200 components = 0.0145288 Jy ! Clean residual min=-0.001864 max=0.001939 Jy/beam ! Clean residual mean=0.000108 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.613589 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 86 components and 0.613588 Jy ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 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 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=2.521 mas, bmaj=2.765 mas, bpa=86.92 degrees ! Estimated noise=544.924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00349552 Jy ! Component: 100 - total flux cleaned = 0.00583332 Jy ! Component: 150 - total flux cleaned = 0.0071688 Jy ! Component: 200 - total flux cleaned = 0.00810432 Jy ! Total flux subtracted in 200 components = 0.00810432 Jy ! Clean residual min=-0.001885 max=0.001668 Jy/beam ! Clean residual mean=0.000059 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.621693 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 = 0.000733031 Jy ! Component: 100 - total flux cleaned = 0.00134986 Jy ! Component: 150 - total flux cleaned = 0.00183909 Jy ! Component: 200 - total flux cleaned = 0.00203759 Jy ! Total flux subtracted in 200 components = 0.00203759 Jy ! Clean residual min=-0.001824 max=0.001566 Jy/beam ! Clean residual mean=0.000004 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.62373 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 150 components and 0.62373 Jy ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.7025 mas, bmaj=1.195 mas, bpa=-3.002 degrees ! Estimated noise=408.934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000709009 Jy ! Component: 100 - total flux cleaned = 0.000806989 Jy ! Component: 150 - total flux cleaned = 0.000851273 Jy ! Component: 200 - total flux cleaned = 0.000975406 Jy ! Total flux subtracted in 200 components = 0.000975406 Jy ! Clean residual min=-0.001784 max=0.001671 Jy/beam ! Clean residual mean=-0.000002 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.624706 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 170 components and 0.624706 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180557Jy sigma=0.001189 ! Fit after self-cal, rms=0.180642Jy sigma=0.001189 wmodel J1640+3946_X_2001_03_12_pus_map.mod ! Writing 170 model components to file: J1640+3946_X_2001_03_12_pus_map.mod wobs J1640+3946_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J1640+3946_X_2001_03_12_pus_uvs.fits wwins J1640+3946_X_2001_03_12_pus_map.win ! wwins: Wrote 8 windows to J1640+3946_X_2001_03_12_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 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000601866 Jy ! Component: 100 - total flux cleaned = -0.000722359 Jy ! Component: 150 - total flux cleaned = -0.000862164 Jy ! Component: 200 - total flux cleaned = -0.00105269 Jy ! Component: 250 - total flux cleaned = -0.00131746 Jy ! Component: 300 - total flux cleaned = -0.00152411 Jy ! Component: 350 - total flux cleaned = -0.00172688 Jy ! Component: 400 - total flux cleaned = -0.00182663 Jy ! Component: 450 - total flux cleaned = -0.00187603 Jy ! Component: 500 - total flux cleaned = -0.00199809 Jy ! Component: 550 - total flux cleaned = -0.00207062 Jy ! Component: 600 - total flux cleaned = -0.00216645 Jy ! Component: 650 - total flux cleaned = -0.00228533 Jy ! Component: 700 - total flux cleaned = -0.0023793 Jy ! Component: 750 - total flux cleaned = -0.00240267 Jy ! Component: 800 - total flux cleaned = -0.00249535 Jy ! Component: 850 - total flux cleaned = -0.00256429 Jy ! Component: 900 - total flux cleaned = -0.0027236 Jy ! Component: 950 - total flux cleaned = -0.00272361 Jy ! Component: 1000 - total flux cleaned = -0.00281355 Jy ! Component: 1050 - total flux cleaned = -0.00290266 Jy ! Component: 1100 - total flux cleaned = -0.00296907 Jy ! Component: 1150 - total flux cleaned = -0.00303518 Jy ! Component: 1200 - total flux cleaned = -0.00307907 Jy ! Component: 1250 - total flux cleaned = -0.0031661 Jy ! Component: 1300 - total flux cleaned = -0.00325265 Jy ! Component: 1350 - total flux cleaned = -0.00325266 Jy ! Component: 1400 - total flux cleaned = -0.00338112 Jy ! Component: 1450 - total flux cleaned = -0.00344492 Jy ! Component: 1500 - total flux cleaned = -0.00342367 Jy ! Component: 1550 - total flux cleaned = -0.00355027 Jy ! Component: 1600 - total flux cleaned = -0.00361326 Jy ! Component: 1650 - total flux cleaned = -0.00365491 Jy ! Component: 1700 - total flux cleaned = -0.003759 Jy ! Component: 1750 - total flux cleaned = -0.00382093 Jy ! Component: 1800 - total flux cleaned = -0.0038209 Jy ! Component: 1850 - total flux cleaned = -0.00396434 Jy ! Component: 1900 - total flux cleaned = -0.00400505 Jy ! Component: 1950 - total flux cleaned = -0.00412692 Jy ! Component: 2000 - total flux cleaned = -0.00418758 Jy ! Total flux subtracted in 2048 components = -0.00426799 Jy ! Clean residual min=-0.001162 max=0.001109 Jy/beam ! Clean residual mean=0.000004 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.620438 Jy keep ! Adding 166 model components to the UV plane model. ! The established model now contains 336 components and 0.620438 Jy ![Exited script file: muppet] wmap "J1640+3946_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7025 x 1.195 at -3.002 degrees (North through East) ! Clean map min=-0.0014688 max=0.46112 Jy/beam ! Writing clean map to FITS file: J1640+3946_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.461115 invert ! Inverting map ! Your choice of large map pixels excluded 2.27% of the data. ! The x-axis pixel size should ideally be below 0.1566 milli-arcsec ! The y-axis pixel size should ideally be below 0.1767 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000359249 device "J1640+3946_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J1640+3946_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.233726 0.233726 0.467452 0.934905 1.86981 3.73962 7.47924 14.9585 29.917 59.8339 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.461 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7025 x 1.195 at -3.002 degrees (North through East) ! Clean map min=-0.0014688 max=0.46112 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1640+3946_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 20:00:20 2013