! Started logfile: J2230+6946_X_2011_08_02_pus_uvs.log on Wed Apr 18 21:56:52 2012 obs J2230+6946_X_2011_08_02_pus_uva.fits ! Reading UV FITS file: J2230+6946_X_2011_08_02_pus_uva.fits ! AN table 1: 103 integrations on 78 of 78 possible baselines. ! AN table 2: 12 integrations on 78 of 78 possible baselines. ! AN table 3: 22 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.222815 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2230+6946 ! ! 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 3146 lines of history. ! ! Reading 9524 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 J2230+6946_X_2011_08_02_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 755 telescope corrections were flagged in sub-array 1. ! A total of 120 telescope corrections were flagged in sub-array 2. ! A total of 158 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 755 telescope corrections were flagged in sub-array 1. ! A total of 120 telescope corrections were flagged in sub-array 2. ! A total of 158 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 755 telescope corrections were flagged in sub-array 1. ! A total of 120 telescope corrections were flagged in sub-array 2. ! A total of 158 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 755 telescope corrections were flagged in sub-array 1. ! A total of 120 telescope corrections were flagged in sub-array 2. ! A total of 158 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.549367Jy sigma=0.005718 ! Fit after self-cal, rms=0.319146Jy sigma=0.003405 ! 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=0.738 mas, bmaj=1.606 mas, bpa=63.69 degrees ! Estimated noise=1046.16 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 = 0.580917 Jy ! Component: 100 - total flux cleaned = 0.753864 Jy ! Total flux subtracted in 100 components = 0.753864 Jy ! Clean residual min=-0.020279 max=0.068267 Jy/beam ! Clean residual mean=0.000134 rms=0.005890 Jy/beam ! Combined flux in latest and established models = 0.753864 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.753864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198894Jy sigma=0.001938 ! Fit after self-cal, rms=0.198815Jy sigma=0.001937 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0674137 Jy ! Component: 100 - total flux cleaned = 0.0975022 Jy ! Total flux subtracted in 100 components = 0.0975022 Jy ! Clean residual min=-0.018305 max=0.015881 Jy/beam ! Clean residual mean=0.000159 rms=0.004269 Jy/beam ! Combined flux in latest and established models = 0.851366 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 16 components and 0.851366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174131Jy sigma=0.001690 ! Fit after self-cal, rms=0.174115Jy sigma=0.001690 ! 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=0.8709 mas, bmaj=1.976 mas, bpa=65.53 degrees ! Estimated noise=696.555 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 = 0.0168135 Jy ! Component: 100 - total flux cleaned = 0.0249654 Jy ! Component: 150 - total flux cleaned = 0.0264907 Jy ! Component: 200 - total flux cleaned = 0.0275278 Jy ! Total flux subtracted in 200 components = 0.0275278 Jy ! Clean residual min=-0.022008 max=0.015676 Jy/beam ! Clean residual mean=0.000198 rms=0.004849 Jy/beam ! Combined flux in latest and established models = 0.878894 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 23 components and 0.878894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172024Jy sigma=0.001675 ! Fit after self-cal, rms=0.172018Jy sigma=0.001675 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 63 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.91 FT 1.00* HH 1.00* ! HN 1.07 KP 0.90 LA 0.99 MK 0.91 ! NL 0.92 OV 1.03 PT 1.05 TS 1.00* ! WZ 1.09 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.91 FT 1.00* HH 1.00* ! HN 1.05 KP 0.90 LA 1.00 MK 0.95 ! NL 0.93 OV 1.03 PT 1.04 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 63 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 FT 1.00* HH 1.00* ! HN 1.08 KP 0.88 LA 1.02 MK 0.93 ! NL 1.06 OV 1.05 PT 1.11 TS 1.00* ! WZ 1.05 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.95 FT 1.00* HH 1.00* ! HN 1.04 KP 0.87 LA 1.02 MK 0.97 ! NL 1.08 OV 1.04 PT 1.11 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 63 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.90 FT 1.00* HH 1.00* ! HN 1.04 KP 0.81 LA 1.02 MK 0.93 ! NL 1.01 OV 1.05 PT 1.05 TS 1.00* ! WZ 1.05 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.91 FT 1.00* HH 1.00* ! HN 0.98 KP 0.79 LA 1.01 MK 0.97 ! NL 1.02 OV 1.05 PT 1.05 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 63 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 FT 1.00* HH 1.00* ! HN 1.09 KP 0.86 LA 1.07 MK 0.99 ! NL 1.05 OV 1.10 PT 1.14 TS 1.00* ! WZ 1.07 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.01 FT 1.00* HH 1.00* ! HN 1.01 KP 0.85 LA 1.12 MK 1.01 ! NL 1.04 OV 1.07 PT 1.19 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.172018Jy sigma=0.001675 ! Fit after self-cal, rms=0.148328Jy sigma=0.001399 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8707 mas, bmaj=1.963 mas, bpa=65.68 degrees ! Estimated noise=719.177 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 = -0.00399661 Jy ! Component: 100 - total flux cleaned = -0.0043816 Jy ! Component: 150 - total flux cleaned = -0.00460119 Jy ! Component: 200 - total flux cleaned = -0.00469591 Jy ! Total flux subtracted in 200 components = -0.00469591 Jy ! Clean residual min=-0.007804 max=0.006681 Jy/beam ! Clean residual mean=-0.000012 rms=0.001953 Jy/beam ! Combined flux in latest and established models = 0.874198 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.874198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148098Jy sigma=0.001396 ! Fit after self-cal, rms=0.148123Jy sigma=0.001396 ! 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=0.148123Jy sigma=0.001396 ! Fit after self-cal, rms=0.146193Jy sigma=0.001366 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.873 mas, bmaj=1.965 mas, bpa=65.6 degrees ! Estimated noise=719.169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00203792 Jy ! Component: 100 - total flux cleaned = -0.00213021 Jy ! Component: 150 - total flux cleaned = -0.00213038 Jy ! Component: 200 - total flux cleaned = -0.00219955 Jy ! Total flux subtracted in 200 components = -0.00219955 Jy ! Clean residual min=-0.005250 max=0.004462 Jy/beam ! Clean residual mean=0.000017 rms=0.001264 Jy/beam ! Combined flux in latest and established models = 0.871998 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.871998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146073Jy sigma=0.001365 ! Fit after self-cal, rms=0.146081Jy sigma=0.001365 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 = -9.68183e-05 Jy ! Component: 100 - total flux cleaned = -0.000152797 Jy ! Component: 150 - total flux cleaned = -0.00015303 Jy ! Component: 200 - total flux cleaned = -0.000201836 Jy ! Total flux subtracted in 200 components = -0.000201836 Jy ! Clean residual min=-0.005086 max=0.004400 Jy/beam ! Clean residual mean=0.000017 rms=0.001256 Jy/beam ! Combined flux in latest and established models = 0.871796 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 0.871796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146034Jy sigma=0.001365 ! Fit after self-cal, rms=0.146033Jy sigma=0.001365 ! 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=0.146033Jy sigma=0.001365 ! Fit after self-cal, rms=0.145423Jy sigma=0.001357 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8769 mas, bmaj=1.967 mas, bpa=65.58 degrees ! Estimated noise=719.788 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00182975 Jy ! Component: 100 - total flux cleaned = -0.00196432 Jy ! Component: 150 - total flux cleaned = -0.0019643 Jy ! Component: 200 - total flux cleaned = -0.00201451 Jy ! Total flux subtracted in 200 components = -0.00201451 Jy ! Clean residual min=-0.004559 max=0.004272 Jy/beam ! Clean residual mean=0.000015 rms=0.001064 Jy/beam ! Combined flux in latest and established models = 0.869782 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.869782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145352Jy sigma=0.001356 ! Fit after self-cal, rms=0.145359Jy sigma=0.001356 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 = -6.92629e-06 Jy ! Component: 100 - total flux cleaned = -8.46657e-06 Jy ! Component: 150 - total flux cleaned = 3.05647e-05 Jy ! Component: 200 - total flux cleaned = 2.99355e-05 Jy ! Total flux subtracted in 200 components = 2.99355e-05 Jy ! Clean residual min=-0.004437 max=0.004200 Jy/beam ! Clean residual mean=0.000015 rms=0.001059 Jy/beam ! Combined flux in latest and established models = 0.869812 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 0.869812 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145333Jy sigma=0.001356 ! Fit after self-cal, rms=0.145334Jy sigma=0.001356 ! Inverting map 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=0.145334Jy sigma=0.001356 ! Fit after self-cal, rms=0.145455Jy sigma=0.001356 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.63 mas, bmaj=3.109 mas, bpa=-69.19 degrees ! Estimated noise=844.685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000879352 Jy ! Component: 100 - total flux cleaned = -0.000939321 Jy ! Component: 150 - total flux cleaned = -0.00101988 Jy ! Component: 200 - total flux cleaned = -0.00110935 Jy ! Total flux subtracted in 200 components = -0.00110935 Jy ! Clean residual min=-0.003373 max=0.003408 Jy/beam ! Clean residual mean=0.000028 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 0.868702 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 40 components and 0.868702 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145454Jy sigma=0.001356 ! Fit after self-cal, rms=0.145453Jy sigma=0.001356 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 = -0.000130478 Jy ! Component: 100 - total flux cleaned = -0.000105564 Jy ! Component: 150 - total flux cleaned = -8.79194e-05 Jy ! Component: 200 - total flux cleaned = -7.37181e-05 Jy ! Total flux subtracted in 200 components = -7.37181e-05 Jy ! Clean residual min=-0.003366 max=0.003391 Jy/beam ! Clean residual mean=0.000028 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 0.868629 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 43 components and 0.868629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145458Jy sigma=0.001356 ! Fit after self-cal, rms=0.145458Jy sigma=0.001356 ! 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=0.8804 mas, bmaj=1.967 mas, bpa=65.6 degrees ! Estimated noise=720.45 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8804 x 1.967 at 65.6 degrees (North through East) ! Clean map min=-0.0040586 max=0.75751 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=0.145458Jy sigma=0.001356 ! Fit after self-cal, rms=0.134881Jy sigma=0.001240 ! Inverting map and beam ! Estimated beam: bmin=0.8793 mas, bmaj=1.968 mas, bpa=65.58 degrees ! Estimated noise=719.486 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00118979 Jy ! Component: 100 - total flux cleaned = -0.00123865 Jy ! Component: 150 - total flux cleaned = -0.00128223 Jy ! Component: 200 - total flux cleaned = -0.00132186 Jy ! Total flux subtracted in 200 components = -0.00132186 Jy ! Clean residual min=-0.004273 max=0.004231 Jy/beam ! Clean residual mean=0.000010 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 0.867307 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.867307 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134845Jy sigma=0.001239 ! Fit after self-cal, rms=0.134845Jy sigma=0.001239 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.02049e-06 Jy ! Component: 100 - total flux cleaned = -6.38045e-05 Jy ! Component: 150 - total flux cleaned = -0.000122688 Jy ! Component: 200 - total flux cleaned = -0.000150386 Jy ! Total flux subtracted in 200 components = -0.000150386 Jy ! Clean residual min=-0.004254 max=0.004222 Jy/beam ! Clean residual mean=0.000010 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 0.867156 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 0.867156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134829Jy sigma=0.001239 ! Fit after self-cal, rms=0.134829Jy sigma=0.001239 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134829Jy sigma=0.001239 ! Fit after self-cal, rms=0.134894Jy sigma=0.001239 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=0.742 mas, bmaj=1.587 mas, bpa=63.37 degrees ! Estimated noise=1075.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.575415 Jy ! Component: 100 - total flux cleaned = 0.742929 Jy ! Component: 150 - total flux cleaned = 0.808575 Jy ! Component: 200 - total flux cleaned = 0.836468 Jy ! Total flux subtracted in 200 components = 0.836468 Jy ! Clean residual min=-0.009751 max=0.012519 Jy/beam ! Clean residual mean=0.000012 rms=0.002253 Jy/beam ! Combined flux in latest and established models = 0.836468 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.836468 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8826 mas, bmaj=1.968 mas, bpa=65.61 degrees ! Estimated noise=719.915 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 = 0.016128 Jy ! Component: 100 - total flux cleaned = 0.0234851 Jy ! Component: 150 - total flux cleaned = 0.0252656 Jy ! Component: 200 - total flux cleaned = 0.0260767 Jy ! Total flux subtracted in 200 components = 0.0260767 Jy ! Clean residual min=-0.004409 max=0.004849 Jy/beam ! Clean residual mean=0.000007 rms=0.001051 Jy/beam ! Combined flux in latest and established models = 0.862545 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 0.862545 Jy ! Inverting map ! Added new window around map position (-1.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00336507 Jy ! Component: 100 - total flux cleaned = 0.00336328 Jy ! Component: 150 - total flux cleaned = 0.00325602 Jy ! Component: 200 - total flux cleaned = 0.00316368 Jy ! Total flux subtracted in 200 components = 0.00316368 Jy ! Clean residual min=-0.004276 max=0.003723 Jy/beam ! Clean residual mean=0.000011 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 0.865709 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 41 components and 0.865709 Jy ! Inverting map uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8718 mas, bmaj=1.898 mas, bpa=65.37 degrees ! Estimated noise=770.579 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000215638 Jy ! Component: 100 - total flux cleaned = -0.000210996 Jy ! Component: 150 - total flux cleaned = -3.07583e-05 Jy ! Component: 200 - total flux cleaned = 5.24199e-05 Jy ! Total flux subtracted in 200 components = 5.24199e-05 Jy ! Clean residual min=-0.004806 max=0.004434 Jy/beam ! Clean residual mean=0.000010 rms=0.001112 Jy/beam ! Combined flux in latest and established models = 0.865761 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.08718e-05 Jy ! Component: 100 - total flux cleaned = 0.000235184 Jy ! Component: 150 - total flux cleaned = 0.00030873 Jy ! Component: 200 - total flux cleaned = 0.000380584 Jy ! Total flux subtracted in 200 components = 0.000380584 Jy ! Clean residual min=-0.004768 max=0.004353 Jy/beam ! Clean residual mean=0.000010 rms=0.001098 Jy/beam ! Combined flux in latest and established models = 0.866142 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 57 components and 0.866142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134650Jy sigma=0.001237 ! Fit after self-cal, rms=0.134643Jy sigma=0.001237 wmodel J2230+6946_X_2011_08_02_pus_map.mod ! Writing 57 model components to file: J2230+6946_X_2011_08_02_pus_map.mod wobs J2230+6946_X_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J2230+6946_X_2011_08_02_pus_uvs.fits wwins J2230+6946_X_2011_08_02_pus_map.win ! wwins: Wrote 2 windows to J2230+6946_X_2011_08_02_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 = -0.000384596 Jy ! Component: 100 - total flux cleaned = 0.000662542 Jy ! Component: 150 - total flux cleaned = 0.000878584 Jy ! Component: 200 - total flux cleaned = 0.00122108 Jy ! Component: 250 - total flux cleaned = 0.0015537 Jy ! Component: 300 - total flux cleaned = 0.00187606 Jy ! Component: 350 - total flux cleaned = 0.00212764 Jy ! Component: 400 - total flux cleaned = 0.002374 Jy ! Component: 450 - total flux cleaned = 0.0026768 Jy ! Component: 500 - total flux cleaned = 0.00297388 Jy ! Component: 550 - total flux cleaned = 0.00315034 Jy ! Component: 600 - total flux cleaned = 0.00343856 Jy ! Component: 650 - total flux cleaned = 0.00383485 Jy ! Component: 700 - total flux cleaned = 0.0040574 Jy ! Component: 750 - total flux cleaned = 0.00427613 Jy ! Component: 800 - total flux cleaned = 0.00438426 Jy ! Component: 850 - total flux cleaned = 0.00449094 Jy ! Component: 900 - total flux cleaned = 0.00454427 Jy ! Component: 950 - total flux cleaned = 0.00449327 Jy ! Component: 1000 - total flux cleaned = 0.00459575 Jy ! Component: 1050 - total flux cleaned = 0.00459601 Jy ! Component: 1100 - total flux cleaned = 0.00479616 Jy ! Component: 1150 - total flux cleaned = 0.00464686 Jy ! Component: 1200 - total flux cleaned = 0.00474408 Jy ! Component: 1250 - total flux cleaned = 0.00469458 Jy ! Component: 1300 - total flux cleaned = 0.00450251 Jy ! Component: 1350 - total flux cleaned = 0.00445509 Jy ! Component: 1400 - total flux cleaned = 0.0045967 Jy ! Component: 1450 - total flux cleaned = 0.00454973 Jy ! Component: 1500 - total flux cleaned = 0.00436532 Jy ! Component: 1550 - total flux cleaned = 0.00436547 Jy ! Component: 1600 - total flux cleaned = 0.00459257 Jy ! Component: 1650 - total flux cleaned = 0.00459218 Jy ! Component: 1700 - total flux cleaned = 0.0046368 Jy ! Component: 1750 - total flux cleaned = 0.00476961 Jy ! Component: 1800 - total flux cleaned = 0.00481329 Jy ! Component: 1850 - total flux cleaned = 0.00481327 Jy ! Component: 1900 - total flux cleaned = 0.00489994 Jy ! Component: 1950 - total flux cleaned = 0.00485742 Jy ! Component: 2000 - total flux cleaned = 0.00494272 Jy ! Total flux subtracted in 2048 components = 0.00515425 Jy ! Clean residual min=-0.003129 max=0.002148 Jy/beam ! Clean residual mean=0.000004 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.871296 Jy keep ! Adding 154 model components to the UV plane model. ! The established model now contains 211 components and 0.871296 Jy ![Exited script file: muppet] wmap "J2230+6946_X_2011_08_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8718 x 1.898 at 65.37 degrees (North through East) ! Clean map min=-0.0035782 max=0.75264 Jy/beam ! Writing clean map to FITS file: J2230+6946_X_2011_08_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.752645 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000793157 device "J2230+6946_X_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2230+6946_X_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.316148 0.316148 0.632296 1.26459 2.52918 5.05836 10.1167 20.2335 40.4669 80.9338 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.752 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8718 x 1.898 at 65.37 degrees (North through East) ! Clean map min=-0.0035782 max=0.75264 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2230+6946_X_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2230+6946_X_2011_08_02_pus_map.gif/vgif' mapplot cln