! Started logfile: J0644+3914_S_2009_04_21_pus_uvs.log on Mon Jan 24 18:26:08 2011 obs J0644+3914_S_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0644+3914_S_2009_04_21_pus_uva.fits ! AN table 1: 420 integrations on 120 of 120 possible baselines. ! AN table 2: 220 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.173841 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0644+3914 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1864 lines of history. ! ! Reading 53404 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 J0644+3914_S_2009_04_21_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 4025 telescope corrections were flagged in sub-array 1. ! A total of 2799 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 4025 telescope corrections were flagged in sub-array 1. ! A total of 2799 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 4025 telescope corrections were flagged in sub-array 1. ! A total of 2799 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 4025 telescope corrections were flagged in sub-array 1. ! A total of 2799 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.771349Jy sigma=0.008515 ! Fit after self-cal, rms=0.652305Jy sigma=0.007238 ! 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=1.707 mas, bmaj=3.666 mas, bpa=2.612 degrees ! Estimated noise=764.305 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 = 0.280129 Jy ! Component: 100 - total flux cleaned = 0.342041 Jy ! Total flux subtracted in 100 components = 0.342041 Jy ! Clean residual min=-0.010346 max=0.020798 Jy/beam ! Clean residual mean=0.000254 rms=0.002949 Jy/beam ! Combined flux in latest and established models = 0.342041 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.342041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189569Jy sigma=0.001824 ! Fit after self-cal, rms=0.189564Jy sigma=0.001824 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0236121 Jy ! Component: 100 - total flux cleaned = 0.0389007 Jy ! Total flux subtracted in 100 components = 0.0389007 Jy ! Clean residual min=-0.009257 max=0.010761 Jy/beam ! Clean residual mean=0.000148 rms=0.002367 Jy/beam ! Combined flux in latest and established models = 0.380942 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.380942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185195Jy sigma=0.001758 ! Fit after self-cal, rms=0.185173Jy sigma=0.001758 ! 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=2.272 mas, bmaj=4.256 mas, bpa=1.368 degrees ! Estimated noise=296.134 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 (1, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.017084 Jy ! Component: 100 - total flux cleaned = 0.0273656 Jy ! Component: 150 - total flux cleaned = 0.0337705 Jy ! Component: 200 - total flux cleaned = 0.0358661 Jy ! Total flux subtracted in 200 components = 0.0358661 Jy ! Clean residual min=-0.005413 max=0.006856 Jy/beam ! Clean residual mean=0.000856 rms=0.001398 Jy/beam ! Combined flux in latest and established models = 0.416808 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 48 components and 0.416808 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183652Jy sigma=0.001733 ! Fit after self-cal, rms=0.183623Jy sigma=0.001732 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.99 KB 0.88 ! KK 1.05 KP 0.98 LA 1.03 MK 0.95 ! NL 0.99 NY 0.99 OV 0.95 PT 1.00 ! SC 1.02 TS 0.92 WZ 0.96 ZC 1.29 ! ! A total of 369 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00* HN 1.00* KB 0.97 ! KK 1.08 KP 0.97 LA 1.06 MK 1.10 ! NL 0.97 NY 1.00* OV 0.90 PT 1.00* ! SC 1.00* TS 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.99 KB 0.97 ! KK 1.01 KP 0.99 LA 0.99 MK 0.96 ! NL 0.99 NY 0.97 OV 1.01 PT 1.02 ! SC 1.08 TS 0.88 WZ 0.87 ZC 1.09 ! ! A total of 369 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* HN 1.00* KB 1.03 ! KK 0.97 KP 1.00 LA 0.95 MK 0.95 ! NL 0.97 NY 1.00* OV 0.95 PT 1.00* ! SC 1.00* TS 1.03 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.00 KB 0.99 ! KK 1.05 KP 1.02 LA 1.01 MK 1.00 ! NL 1.00 NY 0.94 OV 1.00 PT 1.05 ! SC 0.99 TS 0.91 WZ 0.83 ZC 0.94 ! ! A total of 369 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00* HN 1.00* KB 1.03 ! KK 0.89 KP 1.01 LA 1.00 MK 0.99 ! NL 1.01 NY 1.00* OV 0.96 PT 1.00* ! SC 1.00* TS 1.05 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.98 KB 0.98 ! KK 0.98 KP 0.99 LA 1.01 MK 0.95 ! NL 0.97 NY 0.91 OV 0.86 PT 0.94 ! SC 1.03 TS 0.98 WZ 0.77 ZC 0.93 ! ! A total of 369 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* HN 1.00* KB 1.05 ! KK 0.86 KP 0.98 LA 0.99 MK 0.94 ! NL 0.98 NY 1.00* OV 0.82 PT 1.00* ! SC 1.00* TS 1.04 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.183623Jy sigma=0.001732 ! Fit after self-cal, rms=0.174232Jy sigma=0.001710 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.264 mas, bmaj=4.372 mas, bpa=0.9433 degrees ! Estimated noise=296.325 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 = 0.00281846 Jy ! Component: 100 - total flux cleaned = 0.00275615 Jy ! Component: 150 - total flux cleaned = 0.00270968 Jy ! Component: 200 - total flux cleaned = 0.00271114 Jy ! Total flux subtracted in 200 components = 0.00271114 Jy ! Clean residual min=-0.002452 max=0.003076 Jy/beam ! Clean residual mean=0.000163 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.419519 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.419519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174162Jy sigma=0.001710 ! Fit after self-cal, rms=0.174125Jy sigma=0.001710 ! 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=0.174125Jy sigma=0.001710 ! Fit after self-cal, rms=0.174556Jy sigma=0.001709 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.263 mas, bmaj=4.371 mas, bpa=0.8937 degrees ! Estimated noise=296.669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171885 Jy ! Component: 100 - total flux cleaned = 0.00192599 Jy ! Component: 150 - total flux cleaned = 0.00199294 Jy ! Component: 200 - total flux cleaned = 0.00199163 Jy ! Total flux subtracted in 200 components = 0.00199163 Jy ! Clean residual min=-0.001910 max=0.003034 Jy/beam ! Clean residual mean=0.000236 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.421511 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 66 components and 0.421511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174530Jy sigma=0.001709 ! Fit after self-cal, rms=0.174523Jy sigma=0.001709 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 (8.5, -27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280755 Jy ! Component: 100 - total flux cleaned = 0.00430334 Jy ! Component: 150 - total flux cleaned = 0.00526704 Jy ! Component: 200 - total flux cleaned = 0.00563598 Jy ! Total flux subtracted in 200 components = 0.00563598 Jy ! Clean residual min=-0.001753 max=0.002249 Jy/beam ! Clean residual mean=0.000152 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.427147 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 90 components and 0.427147 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174477Jy sigma=0.001708 ! Fit after self-cal, rms=0.174476Jy sigma=0.001708 ! Inverting map ! Added new window around map position (-12.5, 21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165123 Jy ! Component: 100 - total flux cleaned = 0.00202171 Jy ! Component: 150 - total flux cleaned = 0.00246237 Jy ! Component: 200 - total flux cleaned = 0.00275616 Jy ! Total flux subtracted in 200 components = 0.00275616 Jy ! Clean residual min=-0.001691 max=0.001968 Jy/beam ! Clean residual mean=0.000114 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.429903 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 111 components and 0.429903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174445Jy sigma=0.001708 ! Fit after self-cal, rms=0.174444Jy sigma=0.001708 ! Inverting map ! Added new window around map position (42, 52.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195432 Jy ! Component: 100 - total flux cleaned = 0.00271195 Jy ! Component: 150 - total flux cleaned = 0.00319838 Jy ! Component: 200 - total flux cleaned = 0.00354408 Jy ! Total flux subtracted in 200 components = 0.00354408 Jy ! Clean residual min=-0.001624 max=0.001664 Jy/beam ! Clean residual mean=0.000056 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.433447 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 125 components and 0.433447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174419Jy sigma=0.001707 ! Fit after self-cal, rms=0.174418Jy sigma=0.001707 ! 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=0.174418Jy sigma=0.001707 ! Fit after self-cal, rms=0.174281Jy sigma=0.001707 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.262 mas, bmaj=4.371 mas, bpa=0.901 degrees ! Estimated noise=296.593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000955867 Jy ! Component: 100 - total flux cleaned = 0.00158543 Jy ! Component: 150 - total flux cleaned = 0.00198609 Jy ! Component: 200 - total flux cleaned = 0.0022535 Jy ! Total flux subtracted in 200 components = 0.0022535 Jy ! Clean residual min=-0.001579 max=0.001595 Jy/beam ! Clean residual mean=0.000082 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.435701 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 138 components and 0.435701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174270Jy sigma=0.001707 ! Fit after self-cal, rms=0.174271Jy sigma=0.001707 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 = 0.000167284 Jy ! Component: 100 - total flux cleaned = 0.000318446 Jy ! Component: 150 - total flux cleaned = 0.000414787 Jy ! Component: 200 - total flux cleaned = 0.00050763 Jy ! Total flux subtracted in 200 components = 0.00050763 Jy ! Clean residual min=-0.001524 max=0.001560 Jy/beam ! Clean residual mean=0.000075 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.436208 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 144 components and 0.436208 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174263Jy sigma=0.001707 ! Fit after self-cal, rms=0.174263Jy sigma=0.001707 ! 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=0.174263Jy sigma=0.001707 ! Fit after self-cal, rms=0.174246Jy sigma=0.001707 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.654 mas, bmaj=10.17 mas, bpa=79.32 degrees ! Estimated noise=393.854 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000905744 Jy ! Component: 100 - total flux cleaned = 0.00131842 Jy ! Component: 150 - total flux cleaned = 0.00145562 Jy ! Component: 200 - total flux cleaned = 0.00155831 Jy ! Total flux subtracted in 200 components = 0.00155831 Jy ! Clean residual min=-0.001606 max=0.001948 Jy/beam ! Clean residual mean=0.000180 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.437767 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 164 components and 0.437767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174243Jy sigma=0.001707 ! Fit after self-cal, rms=0.174242Jy sigma=0.001707 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 = 0.000131856 Jy ! Component: 100 - total flux cleaned = 0.000194461 Jy ! Component: 150 - total flux cleaned = 0.00026684 Jy ! Component: 200 - total flux cleaned = 0.00030677 Jy ! Total flux subtracted in 200 components = 0.00030677 Jy ! Clean residual min=-0.001557 max=0.001924 Jy/beam ! Clean residual mean=0.000169 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.438073 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 174 components and 0.438073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174242Jy sigma=0.001707 ! Fit after self-cal, rms=0.174242Jy sigma=0.001707 ! 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=2.262 mas, bmaj=4.37 mas, bpa=0.8995 degrees ! Estimated noise=296.694 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.262 x 4.37 at 0.8995 degrees (North through East) ! Clean map min=-0.0016508 max=0.36606 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.707 mas, bmaj=3.778 mas, bpa=2.439 degrees ! Estimated noise=761.497 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.275525 Jy ! Component: 100 - total flux cleaned = 0.336477 Jy ! Component: 150 - total flux cleaned = 0.358618 Jy ! Component: 200 - total flux cleaned = 0.372681 Jy ! Total flux subtracted in 200 components = 0.372681 Jy ! Clean residual min=-0.004905 max=0.007474 Jy/beam ! Clean residual mean=0.000142 rms=0.001419 Jy/beam ! Combined flux in latest and established models = 0.372681 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.372681 Jy ! Inverting map and beam ! Estimated beam: bmin=2.262 mas, bmaj=4.37 mas, bpa=0.8995 degrees ! Estimated noise=296.694 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 = 0.0184383 Jy ! Component: 100 - total flux cleaned = 0.0291104 Jy ! Component: 150 - total flux cleaned = 0.0358391 Jy ! Component: 200 - total flux cleaned = 0.0405086 Jy ! Total flux subtracted in 200 components = 0.0405086 Jy ! Clean residual min=-0.001693 max=0.003102 Jy/beam ! Clean residual mean=0.000455 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.413189 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 64 components and 0.413189 Jy ! Inverting map ! Added new window around map position (14, -46.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359373 Jy ! Component: 100 - total flux cleaned = 0.00640522 Jy ! Component: 150 - total flux cleaned = 0.00877935 Jy ! Component: 200 - total flux cleaned = 0.0108411 Jy ! Total flux subtracted in 200 components = 0.0108411 Jy ! Clean residual min=-0.001585 max=0.002120 Jy/beam ! Clean residual mean=0.000279 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.42403 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 93 components and 0.42403 Jy ! Inverting map ! Added new window around map position (5.5, 26.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216693 Jy ! Component: 100 - total flux cleaned = 0.00384056 Jy ! Component: 150 - total flux cleaned = 0.00526868 Jy ! Component: 200 - total flux cleaned = 0.00623636 Jy ! Total flux subtracted in 200 components = 0.00623636 Jy ! Clean residual min=-0.001427 max=0.001702 Jy/beam ! Clean residual mean=0.000185 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.430267 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 115 components and 0.430267 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=8.654 mas, bmaj=10.17 mas, bpa=79.32 degrees ! Estimated noise=393.854 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217185 Jy ! Component: 100 - total flux cleaned = 0.0035986 Jy ! Component: 150 - total flux cleaned = 0.00470879 Jy ! Component: 200 - total flux cleaned = 0.00559995 Jy ! Total flux subtracted in 200 components = 0.00559995 Jy ! Clean residual min=-0.001319 max=0.001828 Jy/beam ! Clean residual mean=0.000256 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.435867 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) ! Added new window around map position (-14.5, -63.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185013 Jy ! Component: 100 - total flux cleaned = 0.00281264 Jy ! Component: 150 - total flux cleaned = 0.00324175 Jy ! Component: 200 - total flux cleaned = 0.00344245 Jy ! Total flux subtracted in 200 components = 0.00344245 Jy ! Clean residual min=-0.001235 max=0.001390 Jy/beam ! Clean residual mean=0.000102 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.439309 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 179 components and 0.439309 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.262 mas, bmaj=4.37 mas, bpa=0.8995 degrees ! Estimated noise=296.694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0011446 Jy ! Component: 100 - total flux cleaned = -0.00129017 Jy ! Component: 150 - total flux cleaned = -0.00133458 Jy ! Component: 200 - total flux cleaned = -0.00129416 Jy ! Total flux subtracted in 200 components = -0.00129416 Jy ! Clean residual min=-0.001392 max=0.001491 Jy/beam ! Clean residual mean=0.000068 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.438015 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 204 components and 0.438015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174222Jy sigma=0.001707 ! Fit after self-cal, rms=0.174215Jy sigma=0.001707 wmodel J0644+3914_S_2009_04_21_pus_map.mod ! Writing 204 model components to file: J0644+3914_S_2009_04_21_pus_map.mod wobs J0644+3914_S_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0644+3914_S_2009_04_21_pus_uvs.fits wwins J0644+3914_S_2009_04_21_pus_map.win ! wwins: Wrote 8 windows to J0644+3914_S_2009_04_21_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 = 0.00021539 Jy ! Component: 100 - total flux cleaned = 0.000263617 Jy ! Component: 150 - total flux cleaned = 0.000329585 Jy ! Component: 200 - total flux cleaned = 0.000414615 Jy ! Component: 250 - total flux cleaned = 0.000497375 Jy ! Component: 300 - total flux cleaned = 0.000557948 Jy ! Component: 350 - total flux cleaned = 0.000617273 Jy ! Component: 400 - total flux cleaned = 0.00067523 Jy ! Component: 450 - total flux cleaned = 0.000712903 Jy ! Component: 500 - total flux cleaned = 0.000750053 Jy ! Component: 550 - total flux cleaned = 0.000804919 Jy ! Component: 600 - total flux cleaned = 0.000822758 Jy ! Component: 650 - total flux cleaned = 0.000876057 Jy ! Component: 700 - total flux cleaned = 0.000946239 Jy ! Component: 750 - total flux cleaned = 0.000998174 Jy ! Component: 800 - total flux cleaned = 0.00106666 Jy ! Component: 850 - total flux cleaned = 0.00110059 Jy ! Component: 900 - total flux cleaned = 0.00116765 Jy ! Component: 950 - total flux cleaned = 0.00118432 Jy ! Component: 1000 - total flux cleaned = 0.00125013 Jy ! Component: 1050 - total flux cleaned = 0.00131519 Jy ! Component: 1100 - total flux cleaned = 0.0013634 Jy ! Component: 1150 - total flux cleaned = 0.00139519 Jy ! Component: 1200 - total flux cleaned = 0.00144251 Jy ! Component: 1250 - total flux cleaned = 0.00145814 Jy ! Component: 1300 - total flux cleaned = 0.00148916 Jy ! Component: 1350 - total flux cleaned = 0.00150449 Jy ! Component: 1400 - total flux cleaned = 0.00151974 Jy ! Component: 1450 - total flux cleaned = 0.00153482 Jy ! Component: 1500 - total flux cleaned = 0.00151989 Jy ! Component: 1550 - total flux cleaned = 0.00154986 Jy ! Component: 1600 - total flux cleaned = 0.00156478 Jy ! Component: 1650 - total flux cleaned = 0.00157955 Jy ! Component: 1700 - total flux cleaned = 0.00159416 Jy ! Component: 1750 - total flux cleaned = 0.00162335 Jy ! Component: 1800 - total flux cleaned = 0.00163785 Jy ! Component: 1850 - total flux cleaned = 0.00166659 Jy ! Component: 1900 - total flux cleaned = 0.0017094 Jy ! Component: 1950 - total flux cleaned = 0.00169525 Jy ! Component: 2000 - total flux cleaned = 0.00172341 Jy ! Total flux subtracted in 2048 components = 0.00175141 Jy ! Clean residual min=-0.000953 max=0.001071 Jy/beam ! Clean residual mean=0.000033 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.439766 Jy keep ! Adding 141 model components to the UV plane model. ! The established model now contains 344 components and 0.439766 Jy ![Exited script file: muppet] wmap "J0644+3914_S_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.262 x 4.37 at 0.8995 degrees (North through East) ! Clean map min=-0.0013078 max=0.36481 Jy/beam ! Writing clean map to FITS file: J0644+3914_S_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.364809 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000261222 device "J0644+3914_S_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0644+3914_S_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.214815 0.214815 0.42963 0.859261 1.71852 3.43704 6.87408 13.7482 27.4963 54.9927 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.364 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.262 x 4.37 at 0.8995 degrees (North through East) ! Clean map min=-0.0013078 max=0.36481 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0644+3914_S_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0644+3914_S_2009_04_21_pus_map.gif/vgif' mapplot cln