! Started logfile: J1800+3848_X_2000_03_13_pus_uvs.log on Wed Apr 3 20:25:52 2013 obs J1800+3848_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J1800+3848_X_2000_03_13_pus_uva.fits ! AN table 1: 233 integrations on 190 of 190 possible baselines. ! AN table 2: 158 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.1697 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1800+3848 ! ! 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 2386 lines of history. ! ! Reading 50428 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 J1800+3848_X_2000_03_13_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 2850 telescope corrections were flagged in sub-array 1. ! A total of 2270 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2843 telescope corrections were flagged in sub-array 1. ! A total of 2270 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2847 telescope corrections were flagged in sub-array 1. ! A total of 2270 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2847 telescope corrections were flagged in sub-array 1. ! A total of 2270 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.509923Jy sigma=0.003488 ! Fit after self-cal, rms=0.383628Jy sigma=0.002485 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.5392 mas, bmaj=0.781 mas, bpa=-7.785 degrees ! Estimated noise=839.215 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 = 0.56617 Jy ! Component: 100 - total flux cleaned = 0.700053 Jy ! Total flux subtracted in 100 components = 0.700053 Jy ! Clean residual min=-0.014139 max=0.059468 Jy/beam ! Clean residual mean=-0.000085 rms=0.004378 Jy/beam ! Combined flux in latest and established models = 0.700053 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.700053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266801Jy sigma=0.001752 ! Fit after self-cal, rms=0.266556Jy sigma=0.001751 ! Inverting map ! Your choice of large map pixels excluded 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0706364 Jy ! Component: 100 - total flux cleaned = 0.116066 Jy ! Total flux subtracted in 100 components = 0.116066 Jy ! Clean residual min=-0.010831 max=0.036335 Jy/beam ! Clean residual mean=-0.000053 rms=0.002900 Jy/beam ! Combined flux in latest and established models = 0.816119 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.816119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247185Jy sigma=0.001431 ! Fit after self-cal, rms=0.246878Jy sigma=0.001430 ! Inverting map ! Your choice of large map pixels excluded 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Added new window around map position (-0.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0371225 Jy ! Component: 100 - total flux cleaned = 0.0608248 Jy ! Total flux subtracted in 100 components = 0.0608248 Jy ! Clean residual min=-0.008505 max=0.013248 Jy/beam ! Clean residual mean=-0.000039 rms=0.002275 Jy/beam ! Combined flux in latest and established models = 0.876943 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.876943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242475Jy sigma=0.001338 ! Fit after self-cal, rms=0.242161Jy sigma=0.001336 ! Inverting map ! Your choice of large map pixels excluded 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0182746 Jy ! Component: 100 - total flux cleaned = 0.0311278 Jy ! Total flux subtracted in 100 components = 0.0311278 Jy ! Clean residual min=-0.008224 max=0.011996 Jy/beam ! Clean residual mean=-0.000032 rms=0.002049 Jy/beam ! Combined flux in latest and established models = 0.908071 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.908071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241736Jy sigma=0.001314 ! Fit after self-cal, rms=0.241679Jy sigma=0.001314 ! Inverting map ! Your choice of large map pixels excluded 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6039 mas, bmaj=0.9173 mas, bpa=-5.44 degrees ! Estimated noise=455.517 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 = 0.00833571 Jy ! Component: 100 - total flux cleaned = 0.0101819 Jy ! Component: 150 - total flux cleaned = 0.0116314 Jy ! Component: 200 - total flux cleaned = 0.0128007 Jy ! Total flux subtracted in 200 components = 0.0128007 Jy ! Clean residual min=-0.010074 max=0.010164 Jy/beam ! Clean residual mean=-0.000076 rms=0.002196 Jy/beam ! Combined flux in latest and established models = 0.920872 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 34 components and 0.920872 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241387Jy sigma=0.001308 ! Fit after self-cal, rms=0.241348Jy sigma=0.001308 ! Inverting map ! Your choice of large map pixels excluded 4.22% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 192 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 GC 1.04 KP 1.04 ! LA 1.01 NL 0.98 OV 1.00 PT 1.03 ! SC 0.98 WF 1.06 HH 1.13 KK 1.03 ! MA 1.04 MC 1.04 MK 0.91 NY 0.98 ! ON 1.00 TS 1.00* WZ 1.06 HN 1.17 ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.93 GC 1.07 KP 0.99 ! LA 0.96 NL 0.92 OV 0.90 PT 1.00* ! SC 1.06 WF 1.03 HH 1.00* KK 1.03 ! MA 1.00* MC 1.00* MK 0.96 NY 0.99 ! ON 1.11 TS 1.07 WZ 1.00* HN 1.00* ! ! ! Correcting IF 2. ! A total of 192 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 GC 1.03 KP 1.01 ! LA 0.97 NL 1.01 OV 0.98 PT 0.99 ! SC 0.95 WF 1.07 HH 1.14 KK 1.02 ! MA 1.01 MC 1.05 MK 0.95 NY 1.01 ! ON 1.00 TS 1.00* WZ 1.06 HN 1.22 ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.91 GC 1.04 KP 0.96 ! LA 0.91 NL 0.95 OV 0.89 PT 1.00* ! SC 1.06 WF 1.05 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 0.98 NY 1.03 ! ON 1.11 TS 1.08 WZ 1.00* HN 1.00* ! ! ! Correcting IF 3. ! A total of 195 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 GC 1.02 KP 1.02 ! LA 0.96 NL 0.97 OV 0.98 PT 1.02 ! SC 0.99 WF 1.05 HH 1.06 KK 0.99 ! MA 1.01 MC 1.02 MK 0.91 NY 1.05 ! ON 0.98 TS 1.00* WZ 1.07 HN 1.13 ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.95 GC 1.04 KP 0.97 ! LA 0.90 NL 0.90 OV 0.90 PT 1.00* ! SC 1.08 WF 1.04 HH 1.00* KK 1.00 ! MA 1.00* MC 1.00* MK 0.97 NY 1.06 ! ON 1.12 TS 1.11 WZ 1.00* HN 1.00* ! ! ! Correcting IF 4. ! A total of 195 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 GC 1.02 KP 1.00 ! LA 0.96 NL 0.98 OV 1.00 PT 1.02 ! SC 1.04 WF 1.05 HH 1.12 KK 1.01 ! MA 0.96 MC 1.02 MK 0.92 NY 1.04 ! ON 0.99 TS 1.00* WZ 1.06 HN 1.16 ! ! A total of 96 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.93 GC 1.04 KP 0.96 ! LA 0.91 NL 0.91 OV 0.89 PT 1.00* ! SC 1.14 WF 1.04 HH 1.00* KK 1.03 ! MA 1.00* MC 1.00* MK 0.96 NY 1.06 ! ON 1.13 TS 1.10 WZ 1.00* HN 1.00* ! ! ! Fit before self-cal, rms=0.241348Jy sigma=0.001308 ! Fit after self-cal, rms=0.250861Jy sigma=0.001233 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6061 mas, bmaj=0.9284 mas, bpa=-5.611 degrees ! Estimated noise=459.814 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 = -0.0066786 Jy ! Component: 100 - total flux cleaned = -0.00819063 Jy ! Component: 150 - total flux cleaned = -0.00885912 Jy ! Component: 200 - total flux cleaned = -0.00941855 Jy ! Total flux subtracted in 200 components = -0.00941855 Jy ! Clean residual min=-0.005432 max=0.005117 Jy/beam ! Clean residual mean=-0.000048 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 0.911453 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 0.911453 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250564Jy sigma=0.001231 ! Fit after self-cal, rms=0.250643Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 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=0.250643Jy sigma=0.001231 ! Fit after self-cal, rms=0.250179Jy sigma=0.001210 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6056 mas, bmaj=0.9303 mas, bpa=-5.445 degrees ! Estimated noise=459.186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00301253 Jy ! Component: 100 - total flux cleaned = -0.00292738 Jy ! Component: 150 - total flux cleaned = -0.00285948 Jy ! Component: 200 - total flux cleaned = -0.00298188 Jy ! Total flux subtracted in 200 components = -0.00298188 Jy ! Clean residual min=-0.002578 max=0.006115 Jy/beam ! Clean residual mean=-0.000007 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.908471 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 40 components and 0.908471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250095Jy sigma=0.001209 ! Fit after self-cal, rms=0.250119Jy sigma=0.001209 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 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 (-1.6, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00396623 Jy ! Component: 100 - total flux cleaned = 0.00366247 Jy ! Component: 150 - total flux cleaned = 0.00366448 Jy ! Component: 200 - total flux cleaned = 0.00353021 Jy ! Total flux subtracted in 200 components = 0.00353021 Jy ! Clean residual min=-0.002582 max=0.002548 Jy/beam ! Clean residual mean=-0.000016 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.912001 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 48 components and 0.912001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249979Jy sigma=0.001208 ! Fit after self-cal, rms=0.249959Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Added new window around map position (-21.6, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215092 Jy ! Component: 100 - total flux cleaned = 0.00251906 Jy ! Component: 150 - total flux cleaned = 0.0026527 Jy ! Component: 200 - total flux cleaned = 0.00265416 Jy ! Total flux subtracted in 200 components = 0.00265416 Jy ! Clean residual min=-0.002522 max=0.002262 Jy/beam ! Clean residual mean=-0.000019 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.914655 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 57 components and 0.914655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249906Jy sigma=0.001208 ! Fit after self-cal, rms=0.249904Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 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=0.249904Jy sigma=0.001208 ! Fit after self-cal, rms=0.250158Jy sigma=0.001208 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6057 mas, bmaj=0.9315 mas, bpa=-5.379 degrees ! Estimated noise=459.203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00084539 Jy ! Component: 100 - total flux cleaned = -0.000779246 Jy ! Component: 150 - total flux cleaned = -0.000774291 Jy ! Component: 200 - total flux cleaned = -0.000719332 Jy ! Total flux subtracted in 200 components = -0.000719332 Jy ! Clean residual min=-0.002310 max=0.002273 Jy/beam ! Clean residual mean=-0.000017 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.913936 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 58 components and 0.913936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250116Jy sigma=0.001207 ! Fit after self-cal, rms=0.250120Jy sigma=0.001207 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 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 = 0.000280131 Jy ! Component: 100 - total flux cleaned = 0.000233221 Jy ! Component: 150 - total flux cleaned = 0.000234163 Jy ! Component: 200 - total flux cleaned = 0.000233827 Jy ! Total flux subtracted in 200 components = 0.000233827 Jy ! Clean residual min=-0.002260 max=0.002282 Jy/beam ! Clean residual mean=-0.000018 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.91417 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 62 components and 0.91417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250094Jy sigma=0.001207 ! Fit after self-cal, rms=0.250094Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 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=0.250094Jy sigma=0.001207 ! Fit after self-cal, rms=0.250358Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=2.499 mas, bmaj=2.719 mas, bpa=-23.61 degrees ! Estimated noise=677.309 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000310511 Jy ! Component: 100 - total flux cleaned = 0.000308871 Jy ! Component: 150 - total flux cleaned = 0.000327076 Jy ! Component: 200 - total flux cleaned = 0.000404089 Jy ! Total flux subtracted in 200 components = 0.000404089 Jy ! Clean residual min=-0.002094 max=0.002598 Jy/beam ! Clean residual mean=-0.000073 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.914574 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 70 components and 0.914574 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250372Jy sigma=0.001207 ! Fit after self-cal, rms=0.250375Jy sigma=0.001207 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 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 = 0.000321851 Jy ! Component: 100 - total flux cleaned = 0.000340304 Jy ! Component: 150 - total flux cleaned = 0.000354888 Jy ! Component: 200 - total flux cleaned = 0.00036827 Jy ! Total flux subtracted in 200 components = 0.00036827 Jy ! Clean residual min=-0.002106 max=0.002568 Jy/beam ! Clean residual mean=-0.000076 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.914942 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 72 components and 0.914942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250376Jy sigma=0.001207 ! Fit after self-cal, rms=0.250377Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6058 mas, bmaj=0.9322 mas, bpa=-5.345 degrees ! Estimated noise=459.326 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6058 x 0.9322 at -5.345 degrees (North through East) ! Clean map min=-0.0018488 max=0.74869 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=0.250377Jy sigma=0.001207 ! Fit after self-cal, rms=0.261422Jy sigma=0.001130 ! Inverting map and beam ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.6058 mas, bmaj=0.9322 mas, bpa=-5.371 degrees ! Estimated noise=458.443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000871477 Jy ! Component: 100 - total flux cleaned = -0.00101476 Jy ! Component: 150 - total flux cleaned = -0.00101363 Jy ! Component: 200 - total flux cleaned = -0.0010531 Jy ! Total flux subtracted in 200 components = -0.0010531 Jy ! Clean residual min=-0.002213 max=0.002084 Jy/beam ! Clean residual mean=-0.000016 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.913889 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 80 components and 0.913889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261396Jy sigma=0.001129 ! Fit after self-cal, rms=0.261397Jy sigma=0.001129 ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000126769 Jy ! Component: 100 - total flux cleaned = -0.000125602 Jy ! Component: 150 - total flux cleaned = -0.000160861 Jy ! Component: 200 - total flux cleaned = -0.000193655 Jy ! Total flux subtracted in 200 components = -0.000193655 Jy ! Clean residual min=-0.002196 max=0.002070 Jy/beam ! Clean residual mean=-0.000016 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.913695 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 85 components and 0.913695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261382Jy sigma=0.001129 ! Fit after self-cal, rms=0.261382Jy sigma=0.001129 ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261382Jy sigma=0.001129 ! Fit after self-cal, rms=0.260975Jy sigma=0.001129 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.5413 mas, bmaj=0.7957 mas, bpa=-7.829 degrees ! Estimated noise=845.694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.565241 Jy ! Component: 100 - total flux cleaned = 0.699627 Jy ! Component: 150 - total flux cleaned = 0.764148 Jy ! Component: 200 - total flux cleaned = 0.805075 Jy ! Total flux subtracted in 200 components = 0.805075 Jy ! Clean residual min=-0.006221 max=0.021922 Jy/beam ! Clean residual mean=-0.000024 rms=0.001760 Jy/beam ! Combined flux in latest and established models = 0.805075 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.805075 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.606 mas, bmaj=0.9325 mas, bpa=-5.372 degrees ! Estimated noise=458.505 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 = 0.0406293 Jy ! Component: 100 - total flux cleaned = 0.0636088 Jy ! Component: 150 - total flux cleaned = 0.0779587 Jy ! Component: 200 - total flux cleaned = 0.0872037 Jy ! Total flux subtracted in 200 components = 0.0872037 Jy ! Clean residual min=-0.002725 max=0.004981 Jy/beam ! Clean residual mean=0.000027 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 0.892278 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.892278 Jy ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616662 Jy ! Component: 100 - total flux cleaned = 0.0103355 Jy ! Component: 150 - total flux cleaned = 0.0133047 Jy ! Component: 200 - total flux cleaned = 0.0155553 Jy ! Total flux subtracted in 200 components = 0.0155553 Jy ! Clean residual min=-0.002354 max=0.002126 Jy/beam ! Clean residual mean=-0.000008 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.907834 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 39 components and 0.907834 Jy ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=2.499 mas, bmaj=2.718 mas, bpa=-23.7 degrees ! Estimated noise=675.973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00319336 Jy ! Component: 100 - total flux cleaned = 0.00445149 Jy ! Component: 150 - total flux cleaned = 0.00497318 Jy ! Component: 200 - total flux cleaned = 0.0051497 Jy ! Total flux subtracted in 200 components = 0.0051497 Jy ! Clean residual min=-0.002146 max=0.002437 Jy/beam ! Clean residual mean=-0.000067 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.912983 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 = 8.96578e-05 Jy ! Component: 100 - total flux cleaned = 0.000190588 Jy ! Component: 150 - total flux cleaned = 0.000280937 Jy ! Component: 200 - total flux cleaned = 0.000362707 Jy ! Total flux subtracted in 200 components = 0.000362707 Jy ! Clean residual min=-0.002159 max=0.002451 Jy/beam ! Clean residual mean=-0.000068 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.913346 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 55 components and 0.913346 Jy ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! Estimated beam: bmin=0.606 mas, bmaj=0.9325 mas, bpa=-5.372 degrees ! Estimated noise=458.505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000649904 Jy ! Component: 100 - total flux cleaned = -0.000820838 Jy ! Component: 150 - total flux cleaned = -0.00082069 Jy ! Component: 200 - total flux cleaned = -0.000732033 Jy ! Total flux subtracted in 200 components = -0.000732033 Jy ! Clean residual min=-0.002257 max=0.002155 Jy/beam ! Clean residual mean=-0.000016 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.912614 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.912614 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261118Jy sigma=0.001132 ! Fit after self-cal, rms=0.261110Jy sigma=0.001131 wmodel J1800+3848_X_2000_03_13_pus_map.mod ! Writing 69 model components to file: J1800+3848_X_2000_03_13_pus_map.mod wobs J1800+3848_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J1800+3848_X_2000_03_13_pus_uvs.fits wwins J1800+3848_X_2000_03_13_pus_map.win ! wwins: Wrote 4 windows to J1800+3848_X_2000_03_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000216166 Jy ! Component: 100 - total flux cleaned = 0.000167582 Jy ! Component: 150 - total flux cleaned = 0.000463592 Jy ! Component: 200 - total flux cleaned = 0.000644412 Jy ! Component: 250 - total flux cleaned = 0.000820963 Jy ! Component: 300 - total flux cleaned = 0.000924708 Jy ! Component: 350 - total flux cleaned = 0.00106116 Jy ! Component: 400 - total flux cleaned = 0.00109454 Jy ! Component: 450 - total flux cleaned = 0.00116093 Jy ! Component: 500 - total flux cleaned = 0.00125933 Jy ! Component: 550 - total flux cleaned = 0.0011944 Jy ! Component: 600 - total flux cleaned = 0.00119438 Jy ! Component: 650 - total flux cleaned = 0.00119459 Jy ! Component: 700 - total flux cleaned = 0.00113149 Jy ! Component: 750 - total flux cleaned = 0.00100627 Jy ! Component: 800 - total flux cleaned = 0.000913151 Jy ! Component: 850 - total flux cleaned = 0.000821183 Jy ! Component: 900 - total flux cleaned = 0.000699165 Jy ! Component: 950 - total flux cleaned = 0.000638818 Jy ! Component: 1000 - total flux cleaned = 0.0005486 Jy ! Component: 1050 - total flux cleaned = 0.000489156 Jy ! Component: 1100 - total flux cleaned = 0.000400498 Jy ! Component: 1150 - total flux cleaned = 0.000429676 Jy ! Component: 1200 - total flux cleaned = 0.000312689 Jy ! Component: 1250 - total flux cleaned = 0.000225609 Jy ! Component: 1300 - total flux cleaned = 0.000225459 Jy ! Component: 1350 - total flux cleaned = 0.000168241 Jy ! Component: 1400 - total flux cleaned = 2.61979e-05 Jy ! Component: 1450 - total flux cleaned = -3.0153e-05 Jy ! Component: 1500 - total flux cleaned = 5.42355e-05 Jy ! Component: 1550 - total flux cleaned = -2.96923e-05 Jy ! Component: 1600 - total flux cleaned = -0.000168409 Jy ! Component: 1650 - total flux cleaned = -0.000140978 Jy ! Component: 1700 - total flux cleaned = -0.000250699 Jy ! Component: 1750 - total flux cleaned = -0.000195908 Jy ! Component: 1800 - total flux cleaned = -0.000304718 Jy ! Component: 1850 - total flux cleaned = -0.00033157 Jy ! Component: 1900 - total flux cleaned = -0.000465737 Jy ! Component: 1950 - total flux cleaned = -0.000438889 Jy ! Component: 2000 - total flux cleaned = -0.000412191 Jy ! Total flux subtracted in 2048 components = -0.000544703 Jy ! Clean residual min=-0.001653 max=0.001353 Jy/beam ! Clean residual mean=-0.000013 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.912069 Jy keep ! Adding 174 model components to the UV plane model. ! The established model now contains 243 components and 0.912069 Jy ![Exited script file: muppet] wmap "J1800+3848_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.606 x 0.9325 at -5.372 degrees (North through East) ! Clean map min=-0.0018139 max=0.75058 Jy/beam ! Writing clean map to FITS file: J1800+3848_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.750578 invert ! Inverting map ! Your choice of large map pixels excluded 4.24% of the data. ! The x-axis pixel size should ideally be below 0.1593 milli-arcsec ! The y-axis pixel size should ideally be below 0.1687 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000459342 device "J1800+3848_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1800+3848_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.183595 0.183595 0.367191 0.734381 1.46876 2.93752 5.87505 11.7501 23.5002 47.0004 94.0008 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.75 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.606 x 0.9325 at -5.372 degrees (North through East) ! Clean map min=-0.0018139 max=0.75058 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1800+3848_X_2000_03_13_pus_uvs.log closed on Wed Apr 3 20:26:07 2013