! Started logfile: J0721+7120_S_2011_06_28_pus_uvs.log on Tue Apr 24 22:36:20 2012 obs J0721+7120_S_2011_06_28_pus_uva.fits ! Reading UV FITS file: J0721+7120_S_2011_06_28_pus_uva.fits ! AN table 1: 59 integrations on 153 of 153 possible baselines. ! AN table 2: 168 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.270997 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0721+7120 ! ! 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 4589 lines of history. ! ! Reading 37648 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 J0721+7120_S_2011_06_28_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 888 telescope corrections were flagged in sub-array 1. ! A total of 1608 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 888 telescope corrections were flagged in sub-array 1. ! A total of 1608 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 878 telescope corrections were flagged in sub-array 1. ! A total of 1452 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 878 telescope corrections were flagged in sub-array 1. ! A total of 1452 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.186010Jy sigma=0.011260 ! Fit after self-cal, rms=0.221537Jy sigma=0.001760 ! 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=2.017 mas, bmaj=2.124 mas, bpa=-17.94 degrees ! Estimated noise=834.172 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 = 0.712875 Jy ! Component: 100 - total flux cleaned = 0.873242 Jy ! Total flux subtracted in 100 components = 0.873242 Jy ! Clean residual min=-0.014620 max=0.057757 Jy/beam ! Clean residual mean=0.000066 rms=0.004219 Jy/beam ! Combined flux in latest and established models = 0.873242 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.873242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232075Jy sigma=0.001915 ! Fit after self-cal, rms=0.232058Jy sigma=0.001915 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0606742 Jy ! Component: 100 - total flux cleaned = 0.0893861 Jy ! Total flux subtracted in 100 components = 0.0893861 Jy ! Clean residual min=-0.013270 max=0.017020 Jy/beam ! Clean residual mean=0.000065 rms=0.002889 Jy/beam ! Combined flux in latest and established models = 0.962628 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 7 components and 0.962628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207565Jy sigma=0.001582 ! Fit after self-cal, rms=0.207478Jy sigma=0.001582 ! 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=2.273 mas, bmaj=2.582 mas, bpa=2.044 degrees ! Estimated noise=414.789 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 = 0.0378182 Jy ! Component: 100 - total flux cleaned = 0.0539025 Jy ! Component: 150 - total flux cleaned = 0.060577 Jy ! Component: 200 - total flux cleaned = 0.0622284 Jy ! Total flux subtracted in 200 components = 0.0622284 Jy ! Clean residual min=-0.012647 max=0.014970 Jy/beam ! Clean residual mean=0.000299 rms=0.003010 Jy/beam ! Combined flux in latest and established models = 1.02486 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 1.02486 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201812Jy sigma=0.001499 ! Fit after self-cal, rms=0.201762Jy sigma=0.001498 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 0.98 KK 1.11 KP 1.00* MC 1.14 ! MK 1.00* NL 1.05 NY 1.03 OV 1.00* ! PT 1.00* SC 1.16 SH 1.03 TS 1.00* ! WF 0.98 WZ 1.01 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.02 FT 1.00* HH 1.00* ! HN 0.99 KK 0.97 KP 1.00 MC 0.98 ! MK 1.01 NL 0.96 NY 1.03 OV 0.97 ! PT 1.04 SC 1.06 SH 0.96 TS 1.00* ! WF 0.96 WZ 0.92 ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 1.00 KK 1.12 KP 1.00* MC 1.07 ! MK 1.00* NL 0.94 NY 1.06 OV 1.00* ! PT 1.00* SC 1.10 SH 0.99 TS 1.00* ! WF 0.96 WZ 1.01 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 FT 1.00* HH 1.00* ! HN 0.98 KK 0.98 KP 1.04 MC 1.02 ! MK 0.99 NL 0.93 NY 1.03 OV 1.02 ! PT 1.04 SC 1.01 SH 0.98 TS 1.00* ! WF 1.01 WZ 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 1.00 KK 1.15 KP 1.00* MC 1.07 ! MK 1.00* NL 1.07 NY 1.10 OV 1.00* ! PT 1.00* SC 1.09 SH 1.06 TS 0.99 ! WF 0.97 WZ 1.04 ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00 FT 1.00* HH 1.00* ! HN 0.98 KK 1.04 KP 1.03 MC 1.05 ! MK 1.01 NL 0.98 NY 1.04 OV 1.02 ! PT 1.06 SC 1.02 SH 1.03 TS 1.18 ! WF 1.03 WZ 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* FT 1.00* HH 1.00* ! HN 1.00 KK 1.13 KP 1.00* MC 1.15 ! MK 1.00* NL 1.02 NY 1.11 OV 1.00* ! PT 1.00* SC 1.10 SH 0.95 TS 0.91 ! WF 0.97 WZ 1.01 ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 FT 1.00* HH 1.00* ! HN 0.97 KK 1.01 KP 1.02 MC 1.01 ! MK 1.03 NL 0.96 NY 1.09 OV 1.01 ! PT 1.04 SC 1.03 SH 0.95 TS 1.01 ! WF 1.01 WZ 0.89 ! ! ! Fit before self-cal, rms=0.201762Jy sigma=0.001498 ! Fit after self-cal, rms=0.190570Jy sigma=0.001386 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.267 mas, bmaj=2.607 mas, bpa=-0.5726 degrees ! Estimated noise=416.018 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 = -0.00303808 Jy ! Component: 100 - total flux cleaned = -0.00323949 Jy ! Component: 150 - total flux cleaned = -0.00340958 Jy ! Component: 200 - total flux cleaned = -0.00384705 Jy ! Total flux subtracted in 200 components = -0.00384705 Jy ! Clean residual min=-0.006487 max=0.007287 Jy/beam ! Clean residual mean=0.000134 rms=0.001624 Jy/beam ! Combined flux in latest and established models = 1.02101 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 20 components and 1.02101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190210Jy sigma=0.001382 ! Fit after self-cal, rms=0.190232Jy sigma=0.001382 ! 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=0.190232Jy sigma=0.001382 ! Fit after self-cal, rms=0.184369Jy sigma=0.001325 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.258 mas, bmaj=2.622 mas, bpa=-0.3442 degrees ! Estimated noise=415.921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00275372 Jy ! Component: 100 - total flux cleaned = -0.00274656 Jy ! Component: 150 - total flux cleaned = -0.00291113 Jy ! Component: 200 - total flux cleaned = -0.00291016 Jy ! Total flux subtracted in 200 components = -0.00291016 Jy ! Clean residual min=-0.004485 max=0.007133 Jy/beam ! Clean residual mean=0.000121 rms=0.001100 Jy/beam ! Combined flux in latest and established models = 1.0181 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 22 components and 1.0181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183964Jy sigma=0.001321 ! Fit after self-cal, rms=0.183936Jy sigma=0.001321 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 (3, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0065693 Jy ! Component: 100 - total flux cleaned = 0.00850541 Jy ! Component: 150 - total flux cleaned = 0.00933328 Jy ! Component: 200 - total flux cleaned = 0.00996781 Jy ! Total flux subtracted in 200 components = 0.00996781 Jy ! Clean residual min=-0.004224 max=0.004530 Jy/beam ! Clean residual mean=0.000037 rms=0.000984 Jy/beam ! Combined flux in latest and established models = 1.02807 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 39 components and 1.02807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183598Jy sigma=0.001318 ! Fit after self-cal, rms=0.183566Jy sigma=0.001318 ! Inverting map ! Added new window around map position (-26, 59.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00328806 Jy ! Component: 100 - total flux cleaned = 0.00421507 Jy ! Component: 150 - total flux cleaned = 0.00481755 Jy ! Component: 200 - total flux cleaned = 0.00527579 Jy ! Total flux subtracted in 200 components = 0.00527579 Jy ! Clean residual min=-0.004225 max=0.004178 Jy/beam ! Clean residual mean=-0.000006 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 1.03334 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 1.03334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183382Jy sigma=0.001317 ! Fit after self-cal, rms=0.183369Jy sigma=0.001316 ! 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=0.183369Jy sigma=0.001316 ! Fit after self-cal, rms=0.182621Jy sigma=0.001314 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.253 mas, bmaj=2.632 mas, bpa=-0.6565 degrees ! Estimated noise=415.881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00168478 Jy ! Component: 100 - total flux cleaned = -0.00140904 Jy ! Component: 150 - total flux cleaned = -0.000948077 Jy ! Component: 200 - total flux cleaned = -0.000453745 Jy ! Total flux subtracted in 200 components = -0.000453745 Jy ! Clean residual min=-0.004006 max=0.003743 Jy/beam ! Clean residual mean=-0.000001 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 1.03289 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 1.03289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182424Jy sigma=0.001313 ! Fit after self-cal, rms=0.182410Jy sigma=0.001312 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 = 0.000635671 Jy ! Component: 100 - total flux cleaned = 0.000969668 Jy ! Component: 150 - total flux cleaned = 0.00120055 Jy ! Component: 200 - total flux cleaned = 0.00148881 Jy ! Total flux subtracted in 200 components = 0.00148881 Jy ! Clean residual min=-0.003957 max=0.003648 Jy/beam ! Clean residual mean=-0.000014 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 1.03438 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 60 components and 1.03438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182334Jy sigma=0.001312 ! Fit after self-cal, rms=0.182330Jy sigma=0.001312 ! 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=0.182330Jy sigma=0.001312 ! Fit after self-cal, rms=0.182016Jy sigma=0.001311 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.216 mas, bmaj=9.115 mas, bpa=37.43 degrees ! Estimated noise=644.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182358 Jy ! Component: 100 - total flux cleaned = 0.00200472 Jy ! Component: 150 - total flux cleaned = 0.00204142 Jy ! Component: 200 - total flux cleaned = 0.0020719 Jy ! Total flux subtracted in 200 components = 0.0020719 Jy ! Clean residual min=-0.004272 max=0.003738 Jy/beam ! Clean residual mean=-0.000176 rms=0.001268 Jy/beam ! Combined flux in latest and established models = 1.03645 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 67 components and 1.03645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182004Jy sigma=0.001311 ! Fit after self-cal, rms=0.181997Jy sigma=0.001311 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 = 0.000203203 Jy ! Component: 100 - total flux cleaned = 0.000177212 Jy ! Component: 150 - total flux cleaned = 9.97156e-05 Jy ! Component: 200 - total flux cleaned = 0.000100238 Jy ! Total flux subtracted in 200 components = 0.000100238 Jy ! Clean residual min=-0.004214 max=0.003613 Jy/beam ! Clean residual mean=-0.000179 rms=0.001269 Jy/beam ! Combined flux in latest and established models = 1.03655 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 71 components and 1.03655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181989Jy sigma=0.001311 ! Fit after self-cal, rms=0.181987Jy sigma=0.001311 ! 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=2.25 mas, bmaj=2.639 mas, bpa=-0.8692 degrees ! Estimated noise=415.817 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.25 x 2.639 at -0.8692 degrees (North through East) ! Clean map min=-0.0034454 max=0.94698 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=0.181987Jy sigma=0.001311 ! Fit after self-cal, rms=0.173106Jy sigma=0.001225 ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=2.639 mas, bpa=-0.7966 degrees ! Estimated noise=415.805 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00205395 Jy ! Component: 100 - total flux cleaned = -0.00177181 Jy ! Component: 150 - total flux cleaned = -0.00152467 Jy ! Component: 200 - total flux cleaned = -0.00145495 Jy ! Total flux subtracted in 200 components = -0.00145495 Jy ! Clean residual min=-0.003061 max=0.003313 Jy/beam ! Clean residual mean=-0.000039 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 1.0351 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 1.0351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172994Jy sigma=0.001223 ! Fit after self-cal, rms=0.172991Jy sigma=0.001223 ! Inverting map ! Added new window around map position (5.5, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140823 Jy ! Component: 100 - total flux cleaned = 0.00157731 Jy ! Component: 150 - total flux cleaned = 0.00179065 Jy ! Component: 200 - total flux cleaned = 0.0017289 Jy ! Total flux subtracted in 200 components = 0.0017289 Jy ! Clean residual min=-0.002950 max=0.002814 Jy/beam ! Clean residual mean=-0.000053 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 1.03682 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 1.03682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172906Jy sigma=0.001223 ! Fit after self-cal, rms=0.172900Jy sigma=0.001223 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172900Jy sigma=0.001223 ! Fit after self-cal, rms=0.172628Jy sigma=0.001222 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=2.006 mas, bmaj=2.141 mas, bpa=-17.96 degrees ! Estimated noise=862.082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.728365 Jy ! Component: 100 - total flux cleaned = 0.888703 Jy ! Component: 150 - total flux cleaned = 0.944675 Jy ! Component: 200 - total flux cleaned = 0.972266 Jy ! Total flux subtracted in 200 components = 0.972266 Jy ! Clean residual min=-0.006709 max=0.012636 Jy/beam ! Clean residual mean=0.000001 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 0.972266 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.972266 Jy ! Inverting map and beam ! Estimated beam: bmin=2.25 mas, bmaj=2.643 mas, bpa=-1.034 degrees ! Estimated noise=415.586 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 = 0.0213568 Jy ! Component: 100 - total flux cleaned = 0.0321316 Jy ! Component: 150 - total flux cleaned = 0.0388339 Jy ! Component: 200 - total flux cleaned = 0.0438698 Jy ! Total flux subtracted in 200 components = 0.0438698 Jy ! Clean residual min=-0.003014 max=0.003285 Jy/beam ! Clean residual mean=0.000115 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 1.01614 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 37 components and 1.01614 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=2.074 mas, bmaj=2.536 mas, bpa=-5.697 degrees ! Estimated noise=529.249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00461795 Jy ! Component: 100 - total flux cleaned = 0.00800529 Jy ! Component: 150 - total flux cleaned = 0.010414 Jy ! Component: 200 - total flux cleaned = 0.0125159 Jy ! Total flux subtracted in 200 components = 0.0125159 Jy ! Clean residual min=-0.003252 max=0.003398 Jy/beam ! Clean residual mean=0.000017 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 1.02865 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174498 Jy ! Component: 100 - total flux cleaned = 0.00304074 Jy ! Component: 150 - total flux cleaned = 0.00389398 Jy ! Component: 200 - total flux cleaned = 0.00467534 Jy ! Total flux subtracted in 200 components = 0.00467534 Jy ! Clean residual min=-0.003271 max=0.003214 Jy/beam ! Clean residual mean=-0.000037 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 1.03333 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 67 components and 1.03333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172530Jy sigma=0.001222 ! Fit after self-cal, rms=0.172520Jy sigma=0.001221 wmodel J0721+7120_S_2011_06_28_pus_map.mod ! Writing 67 model components to file: J0721+7120_S_2011_06_28_pus_map.mod wobs J0721+7120_S_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J0721+7120_S_2011_06_28_pus_uvs.fits wwins J0721+7120_S_2011_06_28_pus_map.win ! wwins: Wrote 4 windows to J0721+7120_S_2011_06_28_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 = -0.000183065 Jy ! Component: 100 - total flux cleaned = -1.81144e-05 Jy ! Component: 150 - total flux cleaned = 0.000389455 Jy ! Component: 200 - total flux cleaned = 0.000781164 Jy ! Component: 250 - total flux cleaned = 0.00111205 Jy ! Component: 300 - total flux cleaned = 0.00124963 Jy ! Component: 350 - total flux cleaned = 0.00133919 Jy ! Component: 400 - total flux cleaned = 0.00133958 Jy ! Component: 450 - total flux cleaned = 0.00134043 Jy ! Component: 500 - total flux cleaned = 0.0013401 Jy ! Component: 550 - total flux cleaned = 0.00117398 Jy ! Component: 600 - total flux cleaned = 0.00109318 Jy ! Component: 650 - total flux cleaned = 0.00113343 Jy ! Component: 700 - total flux cleaned = 0.00105422 Jy ! Component: 750 - total flux cleaned = 0.00101486 Jy ! Component: 800 - total flux cleaned = 0.000937779 Jy ! Component: 850 - total flux cleaned = 0.000899872 Jy ! Component: 900 - total flux cleaned = 0.000937583 Jy ! Component: 950 - total flux cleaned = 0.000863328 Jy ! Component: 1000 - total flux cleaned = 0.000900091 Jy ! Component: 1050 - total flux cleaned = 0.000827261 Jy ! Component: 1100 - total flux cleaned = 0.000791468 Jy ! Component: 1150 - total flux cleaned = 0.000755795 Jy ! Component: 1200 - total flux cleaned = 0.000685632 Jy ! Component: 1250 - total flux cleaned = 0.000651071 Jy ! Component: 1300 - total flux cleaned = 0.000650819 Jy ! Component: 1350 - total flux cleaned = 0.00061663 Jy ! Component: 1400 - total flux cleaned = 0.000548745 Jy ! Component: 1450 - total flux cleaned = 0.000582226 Jy ! Component: 1500 - total flux cleaned = 0.000515632 Jy ! Component: 1550 - total flux cleaned = 0.000515442 Jy ! Component: 1600 - total flux cleaned = 0.000450029 Jy ! Component: 1650 - total flux cleaned = 0.000449923 Jy ! Component: 1700 - total flux cleaned = 0.000417264 Jy ! Component: 1750 - total flux cleaned = 0.00035299 Jy ! Component: 1800 - total flux cleaned = 0.000321002 Jy ! Component: 1850 - total flux cleaned = 0.000289141 Jy ! Component: 1900 - total flux cleaned = 0.000226005 Jy ! Component: 1950 - total flux cleaned = 6.99456e-05 Jy ! Component: 2000 - total flux cleaned = 0.000163265 Jy ! Total flux subtracted in 2048 components = 0.000101263 Jy ! Clean residual min=-0.001849 max=0.001711 Jy/beam ! Clean residual mean=-0.000037 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 1.03343 Jy keep ! Adding 168 model components to the UV plane model. ! The established model now contains 235 components and 1.03343 Jy ![Exited script file: muppet] wmap "J0721+7120_S_2011_06_28_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.074 x 2.536 at -5.697 degrees (North through East) ! Clean map min=-0.0027767 max=0.94399 Jy/beam ! Writing clean map to FITS file: J0721+7120_S_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.943987 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000567966 device "J0721+7120_S_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J0721+7120_S_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.1805 0.1805 0.361 0.722 1.444 2.888 5.776 11.552 23.104 46.208 92.416 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.943 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.074 x 2.536 at -5.697 degrees (North through East) ! Clean map min=-0.0027767 max=0.94399 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0721+7120_S_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J0721+7120_S_2011_06_28_pus_map.gif/vgif' mapplot cln