! Started logfile: J0646+4451_S_2000_03_13_pus_uvs.log on Tue Apr 2 23:14:10 2013 obs J0646+4451_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0646+4451_S_2000_03_13_pus_uva.fits ! AN table 1: 67 integrations on 190 of 190 possible baselines. ! AN table 2: 503 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.171154 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0646+4451 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2251 lines of history. ! ! Reading 74144 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 = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0646+4451_S_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 0.500x0.500 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 999 telescope corrections were flagged in sub-array 1. ! A total of 6413 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1001 telescope corrections were flagged in sub-array 1. ! A total of 6428 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1004 telescope corrections were flagged in sub-array 1. ! A total of 6436 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1000 telescope corrections were flagged in sub-array 1. ! A total of 6408 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.843834Jy sigma=0.005603 ! Fit after self-cal, rms=0.436347Jy sigma=0.002871 ! 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 ! Estimated beam: bmin=1.948 mas, bmaj=2.271 mas, bpa=8.797 degrees ! Estimated noise=734.233 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 = 0.496906 Jy ! Component: 100 - total flux cleaned = 0.605308 Jy ! Total flux subtracted in 100 components = 0.605308 Jy ! Clean residual min=-0.012039 max=0.035647 Jy/beam ! Clean residual mean=0.000037 rms=0.003207 Jy/beam ! Combined flux in latest and established models = 0.605308 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.605308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305525Jy sigma=0.001623 ! Fit after self-cal, rms=0.305516Jy sigma=0.001623 ! Inverting map ! Added new window around map position (3.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0397107 Jy ! Component: 100 - total flux cleaned = 0.0653197 Jy ! Total flux subtracted in 100 components = 0.0653197 Jy ! Clean residual min=-0.011170 max=0.018756 Jy/beam ! Clean residual mean=0.000002 rms=0.002913 Jy/beam ! Combined flux in latest and established models = 0.670628 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.670628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295515Jy sigma=0.001523 ! Fit after self-cal, rms=0.295059Jy sigma=0.001520 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019506 Jy ! Component: 100 - total flux cleaned = 0.0322549 Jy ! Total flux subtracted in 100 components = 0.0322549 Jy ! Clean residual min=-0.010920 max=0.014213 Jy/beam ! Clean residual mean=-0.000015 rms=0.002819 Jy/beam ! Combined flux in latest and established models = 0.702883 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.702883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292040Jy sigma=0.001490 ! Fit after self-cal, rms=0.291904Jy sigma=0.001490 ! Inverting map 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 ! Estimated beam: bmin=2.243 mas, bmaj=2.84 mas, bpa=5.26 degrees ! Estimated noise=396.998 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 = 0.0240045 Jy ! Component: 100 - total flux cleaned = 0.0383347 Jy ! Component: 150 - total flux cleaned = 0.0476852 Jy ! Component: 200 - total flux cleaned = 0.0539057 Jy ! Total flux subtracted in 200 components = 0.0539057 Jy ! Clean residual min=-0.008994 max=0.010143 Jy/beam ! Clean residual mean=-0.000452 rms=0.002134 Jy/beam ! Combined flux in latest and established models = 0.756788 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 35 components and 0.756788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.289087Jy sigma=0.001468 ! Fit after self-cal, rms=0.288981Jy sigma=0.001467 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00* GC 1.12 KP 1.00* ! LA 1.00* NL 1.14 OV 1.00* PT 1.00* ! SC 1.22 WF 1.15 HH 1.02 KK 1.00* ! MA 1.00* MC 1.31 MK 1.00* NY 1.03 ! ON 0.75 TS 1.28 WZ 1.00* HN 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.02 GC 1.12 KP 1.01 ! LA 1.02 NL 1.01 OV 1.01 PT 1.02 ! SC 1.06 WF 1.02 HH 1.08 KK 1.00* ! MA 1.00* MC 1.05 MK 0.99 NY 1.00 ! ON 0.85 TS 1.10 WZ 0.90 HN 1.08 ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.00* GC 1.18 KP 1.00* ! LA 1.00* NL 1.13 OV 1.00* PT 1.00* ! SC 1.23 WF 0.99 HH 0.99 KK 1.00* ! MA 1.00* MC 1.90 MK 1.00* NY 1.08 ! ON 0.75 TS 1.29 WZ 1.00* HN 1.00* ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 GC 1.10 KP 0.98 ! LA 1.03 NL 1.02 OV 0.98 PT 1.02 ! SC 1.07 WF 1.04 HH 1.01 KK 1.00* ! MA 1.00* MC 1.09 MK 0.98 NY 1.03 ! ON 0.85 TS 1.09 WZ 0.90 HN 1.07 ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00* GC 1.09 KP 1.00* ! LA 1.00* NL 1.03 OV 1.00* PT 1.00* ! SC 1.24 WF 0.82 HH 0.98 KK 1.00* ! MA 1.00* MC 1.02 MK 1.00* NY 0.99 ! ON 0.73 TS 1.32 WZ 1.00* HN 1.00* ! ! A total of 147 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.95 GC 1.08 KP 1.03 ! LA 0.99 NL 0.96 OV 1.00 PT 0.95 ! SC 1.03 WF 0.80 HH 0.97 KK 1.00* ! MA 1.00* MC 1.11 MK 0.98 NY 1.00 ! ON 0.84 TS 1.07 WZ 0.87 HN 1.07 ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00* GC 1.10 KP 1.00* ! LA 1.00* NL 0.98 OV 1.00* PT 1.00* ! SC 1.19 WF 0.96 HH 0.98 KK 1.00* ! MA 1.00* MC 1.32 MK 1.00* NY 0.98 ! ON 0.74 TS 1.35 WZ 1.00* HN 1.00* ! ! A total of 132 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 GC 1.07 KP 0.98 ! LA 0.98 NL 0.96 OV 0.96 PT 0.93 ! SC 1.04 WF 1.01 HH 1.00 KK 1.00* ! MA 1.00* MC 1.09 MK 0.96 NY 0.96 ! ON 0.81 TS 1.06 WZ 0.87 HN 1.07 ! ! ! Fit before self-cal, rms=0.288981Jy sigma=0.001467 ! Fit after self-cal, rms=0.258582Jy sigma=0.001402 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.257 mas, bmaj=2.862 mas, bpa=5.502 degrees ! Estimated noise=396.794 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 = -0.00482997 Jy ! Component: 100 - total flux cleaned = -0.0054012 Jy ! Component: 150 - total flux cleaned = -0.005521 Jy ! Component: 200 - total flux cleaned = -0.00570878 Jy ! Total flux subtracted in 200 components = -0.00570878 Jy ! Clean residual min=-0.006170 max=0.007867 Jy/beam ! Clean residual mean=-0.000418 rms=0.001613 Jy/beam ! Combined flux in latest and established models = 0.75108 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 0.751079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258384Jy sigma=0.001401 ! Fit after self-cal, rms=0.258043Jy sigma=0.001401 ! Inverting map 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=0.258043Jy sigma=0.001401 ! Fit after self-cal, rms=0.250874Jy sigma=0.001298 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.261 mas, bmaj=2.865 mas, bpa=4.944 degrees ! Estimated noise=397.499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000415123 Jy ! Component: 100 - total flux cleaned = -0.00043125 Jy ! Component: 150 - total flux cleaned = -0.000296167 Jy ! Component: 200 - total flux cleaned = -0.000351916 Jy ! Total flux subtracted in 200 components = -0.000351916 Jy ! Clean residual min=-0.002631 max=0.002814 Jy/beam ! Clean residual mean=-0.000041 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.750728 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 47 components and 0.750728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250816Jy sigma=0.001298 ! Fit after self-cal, rms=0.250992Jy sigma=0.001297 flux_cutoff = imstat(rms) * dynam ! Inverting map 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, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171994 Jy ! Component: 100 - total flux cleaned = 0.00148901 Jy ! Component: 150 - total flux cleaned = 0.00139264 Jy ! Component: 200 - total flux cleaned = 0.00143623 Jy ! Total flux subtracted in 200 components = 0.00143623 Jy ! Clean residual min=-0.002572 max=0.002348 Jy/beam ! Clean residual mean=-0.000056 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.752164 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 59 components and 0.752164 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250958Jy sigma=0.001297 ! Fit after self-cal, rms=0.250951Jy sigma=0.001297 ! Inverting map 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=0.250951Jy sigma=0.001297 ! Fit after self-cal, rms=0.250877Jy sigma=0.001290 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.259 mas, bmaj=2.868 mas, bpa=4.75 degrees ! Estimated noise=397.431 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.55828e-05 Jy ! Component: 100 - total flux cleaned = 7.19198e-05 Jy ! Component: 150 - total flux cleaned = 2.23995e-05 Jy ! Component: 200 - total flux cleaned = 2.07915e-05 Jy ! Total flux subtracted in 200 components = 2.07915e-05 Jy ! Clean residual min=-0.002121 max=0.002104 Jy/beam ! Clean residual mean=-0.000029 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.752185 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 65 components and 0.752185 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250854Jy sigma=0.001290 ! Fit after self-cal, rms=0.250869Jy sigma=0.001290 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 6.8086e-06 Jy ! Component: 100 - total flux cleaned = 7.86014e-06 Jy ! Component: 150 - total flux cleaned = 7.98416e-06 Jy ! Component: 200 - total flux cleaned = -2.22448e-05 Jy ! Total flux subtracted in 200 components = -2.22448e-05 Jy ! Clean residual min=-0.002113 max=0.002107 Jy/beam ! Clean residual mean=-0.000029 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.752162 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.752162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250857Jy sigma=0.001290 ! Fit after self-cal, rms=0.250855Jy sigma=0.001290 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.250855Jy sigma=0.001290 ! Fit after self-cal, rms=0.250908Jy sigma=0.001290 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.59 mas, bmaj=8.884 mas, bpa=-84.33 degrees ! Estimated noise=622.679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000522152 Jy ! Component: 100 - total flux cleaned = -0.000551289 Jy ! Component: 150 - total flux cleaned = -0.00057178 Jy ! Component: 200 - total flux cleaned = -0.000572248 Jy ! Total flux subtracted in 200 components = -0.000572248 Jy ! Clean residual min=-0.002412 max=0.002133 Jy/beam ! Clean residual mean=-0.000091 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.75159 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 77 components and 0.75159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250913Jy sigma=0.001290 ! Fit after self-cal, rms=0.250915Jy sigma=0.001290 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -3.0453e-05 Jy ! Component: 100 - total flux cleaned = -3.18363e-05 Jy ! Component: 150 - total flux cleaned = -3.16274e-05 Jy ! Component: 200 - total flux cleaned = -3.05385e-05 Jy ! Total flux subtracted in 200 components = -3.05385e-05 Jy ! Clean residual min=-0.002415 max=0.002146 Jy/beam ! Clean residual mean=-0.000090 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.751559 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 78 components and 0.751559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250921Jy sigma=0.001290 ! Fit after self-cal, rms=0.250922Jy sigma=0.001290 ! Inverting map 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 ! Estimated beam: bmin=2.258 mas, bmaj=2.869 mas, bpa=4.677 degrees ! Estimated noise=397.475 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.258 x 2.869 at 4.677 degrees (North through East) ! Clean map min=-0.0019652 max=0.65177 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=0.250922Jy sigma=0.001290 ! Fit after self-cal, rms=0.241404Jy sigma=0.001190 ! Inverting map and beam ! Estimated beam: bmin=2.259 mas, bmaj=2.867 mas, bpa=4.726 degrees ! Estimated noise=397.219 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000518161 Jy ! Component: 100 - total flux cleaned = -0.000622392 Jy ! Component: 150 - total flux cleaned = -0.000685213 Jy ! Component: 200 - total flux cleaned = -0.000714722 Jy ! Total flux subtracted in 200 components = -0.000714722 Jy ! Clean residual min=-0.002058 max=0.002000 Jy/beam ! Clean residual mean=-0.000034 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.750845 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 84 components and 0.750845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241392Jy sigma=0.001190 ! Fit after self-cal, rms=0.241394Jy sigma=0.001190 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.95771e-05 Jy ! Component: 100 - total flux cleaned = -0.00011444 Jy ! Component: 150 - total flux cleaned = -0.00013695 Jy ! Component: 200 - total flux cleaned = -0.000158352 Jy ! Total flux subtracted in 200 components = -0.000158352 Jy ! Clean residual min=-0.002051 max=0.002012 Jy/beam ! Clean residual mean=-0.000033 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.750686 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.750686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241388Jy sigma=0.001190 ! Fit after self-cal, rms=0.241387Jy sigma=0.001190 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241387Jy sigma=0.001190 ! Fit after self-cal, rms=0.242031Jy sigma=0.001190 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 ! Estimated beam: bmin=1.954 mas, bmaj=2.281 mas, bpa=8.086 degrees ! Estimated noise=752.519 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.504202 Jy ! Component: 100 - total flux cleaned = 0.614527 Jy ! Component: 150 - total flux cleaned = 0.655181 Jy ! Component: 200 - total flux cleaned = 0.680511 Jy ! Total flux subtracted in 200 components = 0.680511 Jy ! Clean residual min=-0.004187 max=0.013328 Jy/beam ! Clean residual mean=0.000036 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 0.680511 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.680511 Jy ! Inverting map and beam ! Estimated beam: bmin=2.259 mas, bmaj=2.868 mas, bpa=4.677 degrees ! Estimated noise=397.163 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 = 0.027585 Jy ! Component: 100 - total flux cleaned = 0.0424428 Jy ! Component: 150 - total flux cleaned = 0.0516287 Jy ! Component: 200 - total flux cleaned = 0.0576727 Jy ! Total flux subtracted in 200 components = 0.0576727 Jy ! Clean residual min=-0.002151 max=0.003260 Jy/beam ! Clean residual mean=0.000067 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.738184 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 41 components and 0.738184 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00405153 Jy ! Component: 100 - total flux cleaned = 0.0068021 Jy ! Component: 150 - total flux cleaned = 0.00868601 Jy ! Component: 200 - total flux cleaned = 0.00957978 Jy ! Total flux subtracted in 200 components = 0.00957978 Jy ! Clean residual min=-0.002042 max=0.002018 Jy/beam ! Clean residual mean=-0.000011 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.747764 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 58 components and 0.747764 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.596 mas, bmaj=8.891 mas, bpa=-84.63 degrees ! Estimated noise=621.351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158239 Jy ! Component: 100 - total flux cleaned = 0.00164935 Jy ! Component: 150 - total flux cleaned = 0.00167602 Jy ! Component: 200 - total flux cleaned = 0.00167575 Jy ! Total flux subtracted in 200 components = 0.00167575 Jy ! Clean residual min=-0.002232 max=0.002087 Jy/beam ! Clean residual mean=-0.000099 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.749439 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.76492e-06 Jy ! Component: 100 - total flux cleaned = -1.98614e-05 Jy ! Component: 150 - total flux cleaned = -1.95158e-05 Jy ! Component: 200 - total flux cleaned = -3.51951e-05 Jy ! Total flux subtracted in 200 components = -3.51951e-05 Jy ! Clean residual min=-0.002237 max=0.002051 Jy/beam ! Clean residual mean=-0.000098 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.749404 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 73 components and 0.749404 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.259 mas, bmaj=2.868 mas, bpa=4.677 degrees ! Estimated noise=397.163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000244064 Jy ! Component: 100 - total flux cleaned = 0.000275121 Jy ! Component: 150 - total flux cleaned = 0.000332645 Jy ! Component: 200 - total flux cleaned = 0.000359208 Jy ! Total flux subtracted in 200 components = 0.000359208 Jy ! Clean residual min=-0.001981 max=0.002004 Jy/beam ! Clean residual mean=-0.000028 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.749763 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 80 components and 0.749763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242038Jy sigma=0.001190 ! Fit after self-cal, rms=0.242028Jy sigma=0.001190 wmodel J0646+4451_S_2000_03_13_pus_map.mod ! Writing 80 model components to file: J0646+4451_S_2000_03_13_pus_map.mod wobs J0646+4451_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0646+4451_S_2000_03_13_pus_uvs.fits wwins J0646+4451_S_2000_03_13_pus_map.win ! wwins: Wrote 3 windows to J0646+4451_S_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 ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 7.22908e-05 Jy ! Component: 100 - total flux cleaned = -2.5564e-05 Jy ! Component: 150 - total flux cleaned = -0.000276076 Jy ! Component: 200 - total flux cleaned = -0.000458568 Jy ! Component: 250 - total flux cleaned = -0.000518512 Jy ! Component: 300 - total flux cleaned = -0.000665814 Jy ! Component: 350 - total flux cleaned = -0.000810624 Jy ! Component: 400 - total flux cleaned = -0.00092448 Jy ! Component: 450 - total flux cleaned = -0.00109295 Jy ! Component: 500 - total flux cleaned = -0.00114852 Jy ! Component: 550 - total flux cleaned = -0.00123103 Jy ! Component: 600 - total flux cleaned = -0.00125794 Jy ! Component: 650 - total flux cleaned = -0.00133894 Jy ! Component: 700 - total flux cleaned = -0.00144573 Jy ! Component: 750 - total flux cleaned = -0.00155164 Jy ! Component: 800 - total flux cleaned = -0.00160409 Jy ! Component: 850 - total flux cleaned = -0.00163036 Jy ! Component: 900 - total flux cleaned = -0.00178597 Jy ! Component: 950 - total flux cleaned = -0.00181162 Jy ! Component: 1000 - total flux cleaned = -0.00188828 Jy ! Component: 1050 - total flux cleaned = -0.00193909 Jy ! Component: 1100 - total flux cleaned = -0.00201462 Jy ! Component: 1150 - total flux cleaned = -0.00203965 Jy ! Component: 1200 - total flux cleaned = -0.00211437 Jy ! Component: 1250 - total flux cleaned = -0.00213931 Jy ! Component: 1300 - total flux cleaned = -0.00218848 Jy ! Component: 1350 - total flux cleaned = -0.00218862 Jy ! Component: 1400 - total flux cleaned = -0.00228604 Jy ! Component: 1450 - total flux cleaned = -0.00233425 Jy ! Component: 1500 - total flux cleaned = -0.00240643 Jy ! Component: 1550 - total flux cleaned = -0.00245415 Jy ! Component: 1600 - total flux cleaned = -0.00247785 Jy ! Component: 1650 - total flux cleaned = -0.0025015 Jy ! Component: 1700 - total flux cleaned = -0.00254843 Jy ! Component: 1750 - total flux cleaned = -0.00259521 Jy ! Component: 1800 - total flux cleaned = -0.00261858 Jy ! Component: 1850 - total flux cleaned = -0.00266485 Jy ! Component: 1900 - total flux cleaned = -0.00268792 Jy ! Component: 1950 - total flux cleaned = -0.00271083 Jy ! Component: 2000 - total flux cleaned = -0.0027337 Jy ! Total flux subtracted in 2048 components = -0.0027337 Jy ! Clean residual min=-0.001380 max=0.001373 Jy/beam ! Clean residual mean=-0.000008 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.74703 Jy keep ! Adding 169 model components to the UV plane model. ! The established model now contains 249 components and 0.74703 Jy ![Exited script file: muppet] wmap "J0646+4451_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.259 x 2.868 at 4.677 degrees (North through East) ! Clean map min=-0.0018974 max=0.65237 Jy/beam ! Writing clean map to FITS file: J0646+4451_S_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 0.652365 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000422052 device "J0646+4451_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0646+4451_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.194087 0.194087 0.388174 0.776347 1.55269 3.10539 6.21078 12.4216 24.8431 49.6862 99.3724 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.652 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.259 x 2.868 at 4.677 degrees (North through East) ! Clean map min=-0.0018974 max=0.65237 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0646+4451_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 23:14:30 2013