! Started logfile: J2148+0657_S_2010_06_23_pus_uvs.log on Sun Jan 30 18:29:57 2011 obs J2148+0657_S_2010_06_23_pus_uva.fits ! Reading UV FITS file: J2148+0657_S_2010_06_23_pus_uva.fits ! AN table 1: 17 integrations on 105 of 105 possible baselines. ! AN table 2: 158 integrations on 105 of 105 possible baselines. ! AN table 3: 112 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.12006 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2148+0657 ! ! 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 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3685 lines of history. ! ! Reading 14472 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 = 1024 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J2148+0657_S_2010_06_23_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 = 1024x1024 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 255 telescope corrections were flagged in sub-array 1. ! A total of 1778 telescope corrections were flagged in sub-array 2. ! A total of 1085 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 255 telescope corrections were flagged in sub-array 1. ! A total of 1778 telescope corrections were flagged in sub-array 2. ! A total of 1085 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 255 telescope corrections were flagged in sub-array 1. ! A total of 1778 telescope corrections were flagged in sub-array 2. ! A total of 1085 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 255 telescope corrections were flagged in sub-array 1. ! A total of 1778 telescope corrections were flagged in sub-array 2. ! A total of 1085 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.951721Jy sigma=0.021206 ! Fit after self-cal, rms=1.890847Jy sigma=0.020834 ! 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=1.893 mas, bmaj=6.164 mas, bpa=-4.775 degrees ! Estimated noise=856.479 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 = 1.97146 Jy ! Component: 100 - total flux cleaned = 2.62346 Jy ! Total flux subtracted in 100 components = 2.62346 Jy ! Clean residual min=-0.061831 max=0.277785 Jy/beam ! Clean residual mean=-0.000331 rms=0.017533 Jy/beam ! Combined flux in latest and established models = 2.62346 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 2.62346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.599549Jy sigma=0.006661 ! Fit after self-cal, rms=0.599171Jy sigma=0.006659 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.288121 Jy ! Component: 100 - total flux cleaned = 0.418059 Jy ! Total flux subtracted in 100 components = 0.418059 Jy ! Clean residual min=-0.052248 max=0.142348 Jy/beam ! Clean residual mean=-0.000088 rms=0.010321 Jy/beam ! Combined flux in latest and established models = 3.04152 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 3.04152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.394948Jy sigma=0.004049 ! Fit after self-cal, rms=0.393473Jy sigma=0.004041 ! Inverting map ! Added new window around map position (4.5, -5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.130582 Jy ! Component: 100 - total flux cleaned = 0.198258 Jy ! Total flux subtracted in 100 components = 0.198258 Jy ! Clean residual min=-0.042190 max=0.071817 Jy/beam ! Clean residual mean=0.000031 rms=0.008123 Jy/beam ! Combined flux in latest and established models = 3.23978 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 24 components and 3.23978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336652Jy sigma=0.003284 ! Fit after self-cal, rms=0.328269Jy sigma=0.003209 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0617884 Jy ! Component: 100 - total flux cleaned = 0.0960647 Jy ! Total flux subtracted in 100 components = 0.0960647 Jy ! Clean residual min=-0.033053 max=0.038149 Jy/beam ! Clean residual mean=0.000091 rms=0.007131 Jy/beam ! Combined flux in latest and established models = 3.33584 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 31 components and 3.33584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313227Jy sigma=0.002979 ! Fit after self-cal, rms=0.311014Jy sigma=0.002959 ! 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=2.368 mas, bmaj=7.234 mas, bpa=-4.145 degrees ! Estimated noise=586.131 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 = 0.0502858 Jy ! Component: 100 - total flux cleaned = 0.0793877 Jy ! Component: 150 - total flux cleaned = 0.0980916 Jy ! Component: 200 - total flux cleaned = 0.110481 Jy ! Total flux subtracted in 200 components = 0.110481 Jy ! Clean residual min=-0.030747 max=0.066107 Jy/beam ! Clean residual mean=0.000238 rms=0.009986 Jy/beam ! Combined flux in latest and established models = 3.44632 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 51 components and 3.44632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304253Jy sigma=0.002834 ! Fit after self-cal, rms=0.303337Jy sigma=0.002827 ! Inverting map ! Added new window around map position (23.5, -69.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0658142 Jy ! Component: 100 - total flux cleaned = 0.103265 Jy ! Component: 150 - total flux cleaned = 0.127523 Jy ! Component: 200 - total flux cleaned = 0.145312 Jy ! Total flux subtracted in 200 components = 0.145312 Jy ! Clean residual min=-0.026033 max=0.034025 Jy/beam ! Clean residual mean=0.000163 rms=0.007413 Jy/beam ! Combined flux in latest and established models = 3.59164 Jy ! Performing phase self-cal ! Adding 69 model components to the UV plane model. ! The established model now contains 117 components and 3.59164 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290021Jy sigma=0.002626 ! Fit after self-cal, rms=0.288326Jy sigma=0.002607 ! 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 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 147 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.99 HN 1.00 KK 0.99 ! KP 1.00 LA 1.02 MA 1.30 MK 0.95 ! NL 1.03 NY 1.11 OV 1.00 PT 1.01 ! SC 1.01 TS 1.03 ZC 0.98 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.01 HN 1.02 KK 1.00* ! KP 1.02 LA 1.01 MA 0.99 MK 1.00* ! NL 1.00 NY 1.03 OV 1.03 PT 1.03 ! SC 1.04 TS 1.00* ZC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 147 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 HN 0.99 KK 0.99 ! KP 1.00 LA 0.99 MA 0.84 MK 0.99 ! NL 1.00 NY 1.09 OV 1.02 PT 1.00 ! SC 0.99 TS 1.02 ZC 0.96 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.01 HN 1.01 KK 1.00* ! KP 1.03 LA 0.99 MA 0.95 MK 1.00* ! NL 0.99 NY 1.06 OV 1.08 PT 1.02 ! SC 1.01 TS 1.00* ZC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 147 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 HN 0.99 KK 0.95 ! KP 0.97 LA 0.99 MA 1.08 MK 0.98 ! NL 1.02 NY 1.09 OV 0.99 PT 0.97 ! SC 0.97 TS 1.00 ZC 0.98 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.00 HN 1.00 KK 1.00* ! KP 0.99 LA 0.98 MA 0.96 MK 1.00* ! NL 1.00 NY 1.04 OV 1.02 PT 0.97 ! SC 1.00 TS 1.00* ZC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 147 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 HN 0.97 KK 0.95 ! KP 0.98 LA 0.98 MA 1.06 MK 0.97 ! NL 1.00 NY 1.11 OV 0.99 PT 0.96 ! SC 0.96 TS 1.02 ZC 0.99 ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00 HN 0.99 KK 1.00* ! KP 1.02 LA 0.97 MA 1.01 MK 1.00* ! NL 0.99 NY 1.03 OV 1.09 PT 0.98 ! SC 0.98 TS 1.00* ZC 1.04 ! ! ! Fit before self-cal, rms=0.288326Jy sigma=0.002607 ! Fit after self-cal, rms=0.243810Jy sigma=0.002233 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.368 mas, bmaj=7.312 mas, bpa=-4.289 degrees ! Estimated noise=589.532 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 = 0.0232341 Jy ! Component: 100 - total flux cleaned = 0.0330781 Jy ! Component: 150 - total flux cleaned = 0.0383784 Jy ! Component: 200 - total flux cleaned = 0.0433464 Jy ! Total flux subtracted in 200 components = 0.0433464 Jy ! Clean residual min=-0.022391 max=0.028468 Jy/beam ! Clean residual mean=0.000093 rms=0.005873 Jy/beam ! Combined flux in latest and established models = 3.63498 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 140 components and 3.63498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240993Jy sigma=0.002193 ! Fit after self-cal, rms=0.240862Jy sigma=0.002190 ! 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=0.240862Jy sigma=0.002190 ! Fit after self-cal, rms=0.213674Jy sigma=0.001854 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.371 mas, bmaj=7.306 mas, bpa=-4.255 degrees ! Estimated noise=591.326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128803 Jy ! Component: 100 - total flux cleaned = 0.01856 Jy ! Component: 150 - total flux cleaned = 0.0209859 Jy ! Component: 200 - total flux cleaned = 0.0218658 Jy ! Total flux subtracted in 200 components = 0.0218658 Jy ! Clean residual min=-0.014481 max=0.023316 Jy/beam ! Clean residual mean=0.000056 rms=0.004415 Jy/beam ! Combined flux in latest and established models = 3.65685 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 159 components and 3.65685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212055Jy sigma=0.001835 ! Fit after self-cal, rms=0.211903Jy sigma=0.001833 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 (27.5, -47.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221072 Jy ! Component: 100 - total flux cleaned = 0.032659 Jy ! Component: 150 - total flux cleaned = 0.0374379 Jy ! Component: 200 - total flux cleaned = 0.0406297 Jy ! Total flux subtracted in 200 components = 0.0406297 Jy ! Clean residual min=-0.012977 max=0.017880 Jy/beam ! Clean residual mean=0.000035 rms=0.003658 Jy/beam ! Combined flux in latest and established models = 3.69748 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 194 components and 3.69748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209534Jy sigma=0.001798 ! Fit after self-cal, rms=0.209283Jy sigma=0.001796 ! Inverting map ! Added new window around map position (0, -34.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160552 Jy ! Component: 100 - total flux cleaned = 0.0243858 Jy ! Component: 150 - total flux cleaned = 0.0284661 Jy ! Component: 200 - total flux cleaned = 0.0302733 Jy ! Total flux subtracted in 200 components = 0.0302733 Jy ! Clean residual min=-0.011893 max=0.012521 Jy/beam ! Clean residual mean=0.000040 rms=0.003327 Jy/beam ! Combined flux in latest and established models = 3.72775 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 218 components and 3.72775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207674Jy sigma=0.001779 ! Fit after self-cal, rms=0.207577Jy sigma=0.001778 ! 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=0.207577Jy sigma=0.001778 ! Fit after self-cal, rms=0.183272Jy sigma=0.001550 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.373 mas, bmaj=7.3 mas, bpa=-4.256 degrees ! Estimated noise=591.342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00990098 Jy ! Component: 100 - total flux cleaned = 0.0134599 Jy ! Component: 150 - total flux cleaned = 0.0149757 Jy ! Component: 200 - total flux cleaned = 0.0161049 Jy ! Total flux subtracted in 200 components = 0.0161049 Jy ! Clean residual min=-0.008093 max=0.011404 Jy/beam ! Clean residual mean=0.000031 rms=0.002134 Jy/beam ! Combined flux in latest and established models = 3.74386 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 245 components and 3.74386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182392Jy sigma=0.001539 ! Fit after self-cal, rms=0.182278Jy sigma=0.001538 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 (19.5, -48). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105374 Jy ! Component: 100 - total flux cleaned = 0.0127748 Jy ! Component: 150 - total flux cleaned = 0.0139587 Jy ! Component: 200 - total flux cleaned = 0.0150104 Jy ! Total flux subtracted in 200 components = 0.0150104 Jy ! Clean residual min=-0.007817 max=0.010082 Jy/beam ! Clean residual mean=0.000026 rms=0.001891 Jy/beam ! Combined flux in latest and established models = 3.75887 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 274 components and 3.75887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181391Jy sigma=0.001527 ! Fit after self-cal, rms=0.181319Jy sigma=0.001527 ! Inverting map ! Added new window around map position (11, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00629495 Jy ! Component: 100 - total flux cleaned = 0.00795926 Jy ! Component: 150 - total flux cleaned = 0.00966088 Jy ! Component: 200 - total flux cleaned = 0.0108434 Jy ! Total flux subtracted in 200 components = 0.0108434 Jy ! Clean residual min=-0.007794 max=0.006932 Jy/beam ! Clean residual mean=0.000025 rms=0.001721 Jy/beam ! Combined flux in latest and established models = 3.76971 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 296 components and 3.76971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180680Jy sigma=0.001518 ! Fit after self-cal, rms=0.180626Jy sigma=0.001518 ! 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=0.180626Jy sigma=0.001518 ! Fit after self-cal, rms=0.180161Jy sigma=0.001514 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.944 mas, bmaj=11.44 mas, bpa=-26.48 degrees ! Estimated noise=741.392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110642 Jy ! Component: 100 - total flux cleaned = 0.0168561 Jy ! Component: 150 - total flux cleaned = 0.0187002 Jy ! Component: 200 - total flux cleaned = 0.0209431 Jy ! Total flux subtracted in 200 components = 0.0209431 Jy ! Clean residual min=-0.007915 max=0.007273 Jy/beam ! Clean residual mean=0.000041 rms=0.002303 Jy/beam ! Combined flux in latest and established models = 3.79065 Jy selfcal ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 341 components and 3.79065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179775Jy sigma=0.001509 ! Fit after self-cal, rms=0.179719Jy sigma=0.001508 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 = 0.00362286 Jy ! Component: 100 - total flux cleaned = 0.00470998 Jy ! Component: 150 - total flux cleaned = 0.00618619 Jy ! Component: 200 - total flux cleaned = 0.00723725 Jy ! Total flux subtracted in 200 components = 0.00723725 Jy ! Clean residual min=-0.007642 max=0.006814 Jy/beam ! Clean residual mean=0.000034 rms=0.002121 Jy/beam ! Combined flux in latest and established models = 3.79789 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 359 components and 3.79789 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179593Jy sigma=0.001506 ! Fit after self-cal, rms=0.179579Jy sigma=0.001506 ! 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=2.373 mas, bmaj=7.298 mas, bpa=-4.269 degrees ! Estimated noise=591.648 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.373 x 7.298 at -4.269 degrees (North through East) ! Clean map min=-0.006242 max=2.6181 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=0.179579Jy sigma=0.001506 ! Fit after self-cal, rms=0.155437Jy sigma=0.001267 ! Inverting map and beam ! Estimated beam: bmin=2.373 mas, bmaj=7.299 mas, bpa=-4.273 degrees ! Estimated noise=591.619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359731 Jy ! Component: 100 - total flux cleaned = 0.00458027 Jy ! Component: 150 - total flux cleaned = 0.00475613 Jy ! Component: 200 - total flux cleaned = 0.00491593 Jy ! Total flux subtracted in 200 components = 0.00491593 Jy ! Clean residual min=-0.006001 max=0.005791 Jy/beam ! Clean residual mean=0.000017 rms=0.001342 Jy/beam ! Combined flux in latest and established models = 3.80281 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 377 components and 3.80281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155008Jy sigma=0.001262 ! Fit after self-cal, rms=0.154968Jy sigma=0.001262 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000501958 Jy ! Component: 100 - total flux cleaned = 0.000347384 Jy ! Component: 150 - total flux cleaned = 0.000495062 Jy ! Component: 200 - total flux cleaned = 0.000633733 Jy ! Total flux subtracted in 200 components = 0.000633733 Jy ! Clean residual min=-0.005766 max=0.005709 Jy/beam ! Clean residual mean=0.000016 rms=0.001305 Jy/beam ! Combined flux in latest and established models = 3.80344 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 389 components and 3.80344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154705Jy sigma=0.001258 ! Fit after self-cal, rms=0.154680Jy sigma=0.001258 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154680Jy sigma=0.001258 ! Fit after self-cal, rms=0.154633Jy sigma=0.001258 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=1.895 mas, bmaj=6.199 mas, bpa=-4.882 degrees ! Estimated noise=860.889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.97554 Jy ! Component: 100 - total flux cleaned = 2.6229 Jy ! Component: 150 - total flux cleaned = 2.93228 Jy ! Component: 200 - total flux cleaned = 3.10648 Jy ! Total flux subtracted in 200 components = 3.10648 Jy ! Clean residual min=-0.023326 max=0.087965 Jy/beam ! Clean residual mean=-0.000124 rms=0.006990 Jy/beam ! Combined flux in latest and established models = 3.10648 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 3.10648 Jy ! Inverting map and beam ! Estimated beam: bmin=2.373 mas, bmaj=7.298 mas, bpa=-4.274 degrees ! Estimated noise=591.711 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 = 0.165349 Jy ! Component: 100 - total flux cleaned = 0.259331 Jy ! Component: 150 - total flux cleaned = 0.328022 Jy ! Component: 200 - total flux cleaned = 0.381493 Jy ! Total flux subtracted in 200 components = 0.381493 Jy ! Clean residual min=-0.017565 max=0.031948 Jy/beam ! Clean residual mean=0.000002 rms=0.007794 Jy/beam ! Combined flux in latest and established models = 3.48797 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 84 components and 3.48797 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=8.941 mas, bmaj=11.44 mas, bpa=-26.44 degrees ! Estimated noise=741.832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0773317 Jy ! Component: 100 - total flux cleaned = 0.128873 Jy ! Component: 150 - total flux cleaned = 0.165601 Jy ! Component: 200 - total flux cleaned = 0.193124 Jy ! Total flux subtracted in 200 components = 0.193124 Jy ! Clean residual min=-0.013771 max=0.017793 Jy/beam ! Clean residual mean=-0.000016 rms=0.006128 Jy/beam ! Combined flux in latest and established models = 3.68109 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 = 0.0216265 Jy ! Component: 100 - total flux cleaned = 0.0392973 Jy ! Component: 150 - total flux cleaned = 0.0539602 Jy ! Component: 200 - total flux cleaned = 0.0663361 Jy ! Total flux subtracted in 200 components = 0.0663361 Jy ! Clean residual min=-0.009663 max=0.009846 Jy/beam ! Clean residual mean=-0.000020 rms=0.003467 Jy/beam ! Combined flux in latest and established models = 3.74743 Jy ! Adding 185 model components to the UV plane model. ! The established model now contains 259 components and 3.74743 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.373 mas, bmaj=7.298 mas, bpa=-4.274 degrees ! Estimated noise=591.711 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00777276 Jy ! Component: 100 - total flux cleaned = 0.0137004 Jy ! Component: 150 - total flux cleaned = 0.0176462 Jy ! Component: 200 - total flux cleaned = 0.0212299 Jy ! Total flux subtracted in 200 components = 0.0212299 Jy ! Clean residual min=-0.006266 max=0.008657 Jy/beam ! Clean residual mean=0.000001 rms=0.001704 Jy/beam ! Combined flux in latest and established models = 3.76866 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 285 components and 3.76866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156721Jy sigma=0.001277 ! Fit after self-cal, rms=0.155594Jy sigma=0.001265 wmodel J2148+0657_S_2010_06_23_pus_map.mod ! Writing 285 model components to file: J2148+0657_S_2010_06_23_pus_map.mod wobs J2148+0657_S_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J2148+0657_S_2010_06_23_pus_uvs.fits wwins J2148+0657_S_2010_06_23_pus_map.win ! wwins: Wrote 7 windows to J2148+0657_S_2010_06_23_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=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331667 Jy ! Component: 100 - total flux cleaned = 0.00612158 Jy ! Component: 150 - total flux cleaned = 0.0078895 Jy ! Component: 200 - total flux cleaned = 0.00936723 Jy ! Component: 250 - total flux cleaned = 0.0107814 Jy ! Component: 300 - total flux cleaned = 0.0117516 Jy ! Component: 350 - total flux cleaned = 0.0125957 Jy ! Component: 400 - total flux cleaned = 0.013143 Jy ! Component: 450 - total flux cleaned = 0.013855 Jy ! Component: 500 - total flux cleaned = 0.0145464 Jy ! Component: 550 - total flux cleaned = 0.0147983 Jy ! Component: 600 - total flux cleaned = 0.0151283 Jy ! Component: 650 - total flux cleaned = 0.0151306 Jy ! Component: 700 - total flux cleaned = 0.0155265 Jy ! Component: 750 - total flux cleaned = 0.0156803 Jy ! Component: 800 - total flux cleaned = 0.0158313 Jy ! Component: 850 - total flux cleaned = 0.0161286 Jy ! Component: 900 - total flux cleaned = 0.0161995 Jy ! Component: 950 - total flux cleaned = 0.0162709 Jy ! Component: 1000 - total flux cleaned = 0.0163426 Jy ! Component: 1050 - total flux cleaned = 0.0166919 Jy ! Component: 1100 - total flux cleaned = 0.0168277 Jy ! Component: 1150 - total flux cleaned = 0.0167592 Jy ! Component: 1200 - total flux cleaned = 0.0170277 Jy ! Component: 1250 - total flux cleaned = 0.0170274 Jy ! Component: 1300 - total flux cleaned = 0.0172242 Jy ! Component: 1350 - total flux cleaned = 0.0174166 Jy ! Component: 1400 - total flux cleaned = 0.0175437 Jy ! Component: 1450 - total flux cleaned = 0.0175442 Jy ! Component: 1500 - total flux cleaned = 0.0177939 Jy ! Component: 1550 - total flux cleaned = 0.0177315 Jy ! Component: 1600 - total flux cleaned = 0.0176707 Jy ! Component: 1650 - total flux cleaned = 0.0176711 Jy ! Component: 1700 - total flux cleaned = 0.0174317 Jy ! Component: 1750 - total flux cleaned = 0.0174918 Jy ! Component: 1800 - total flux cleaned = 0.0175507 Jy ! Component: 1850 - total flux cleaned = 0.0174922 Jy ! Component: 1900 - total flux cleaned = 0.0173775 Jy ! Component: 1950 - total flux cleaned = 0.0172049 Jy ! Component: 2000 - total flux cleaned = 0.0174884 Jy ! Component: 2050 - total flux cleaned = 0.0170375 Jy ! Component: 2100 - total flux cleaned = 0.0170936 Jy ! Component: 2150 - total flux cleaned = 0.0169271 Jy ! Component: 2200 - total flux cleaned = 0.0170375 Jy ! Component: 2250 - total flux cleaned = 0.0172557 Jy ! Component: 2300 - total flux cleaned = 0.0170934 Jy ! Component: 2350 - total flux cleaned = 0.0171469 Jy ! Component: 2400 - total flux cleaned = 0.0174132 Jy ! Component: 2450 - total flux cleaned = 0.0176252 Jy ! Component: 2500 - total flux cleaned = 0.0177825 Jy ! Component: 2550 - total flux cleaned = 0.0174675 Jy ! Component: 2600 - total flux cleaned = 0.0176231 Jy ! Component: 2650 - total flux cleaned = 0.0176223 Jy ! Component: 2700 - total flux cleaned = 0.0175198 Jy ! Component: 2750 - total flux cleaned = 0.0175703 Jy ! Component: 2800 - total flux cleaned = 0.0175201 Jy ! Component: 2850 - total flux cleaned = 0.0174694 Jy ! Component: 2900 - total flux cleaned = 0.0174205 Jy ! Component: 2950 - total flux cleaned = 0.0176689 Jy ! Component: 3000 - total flux cleaned = 0.0174226 Jy ! Component: 3050 - total flux cleaned = 0.0174715 Jy ! Component: 3100 - total flux cleaned = 0.0175203 Jy ! Component: 3150 - total flux cleaned = 0.0175689 Jy ! Component: 3200 - total flux cleaned = 0.017617 Jy ! Component: 3250 - total flux cleaned = 0.0175211 Jy ! Component: 3300 - total flux cleaned = 0.0175684 Jy ! Component: 3350 - total flux cleaned = 0.0174267 Jy ! Component: 3400 - total flux cleaned = 0.0175209 Jy ! Component: 3450 - total flux cleaned = 0.0171931 Jy ! Component: 3500 - total flux cleaned = 0.0174264 Jy ! Component: 3550 - total flux cleaned = 0.0171954 Jy ! Component: 3600 - total flux cleaned = 0.017195 Jy ! Component: 3650 - total flux cleaned = 0.0171952 Jy ! Component: 3700 - total flux cleaned = 0.0171496 Jy ! Component: 3750 - total flux cleaned = 0.0171042 Jy ! Component: 3800 - total flux cleaned = 0.0174658 Jy ! Component: 3850 - total flux cleaned = 0.0175103 Jy ! Component: 3900 - total flux cleaned = 0.0173317 Jy ! Component: 3950 - total flux cleaned = 0.0173319 Jy ! Component: 4000 - total flux cleaned = 0.0172436 Jy ! Component: 4050 - total flux cleaned = 0.0175077 Jy ! Total flux subtracted in 4096 components = 0.0176392 Jy ! Clean residual min=-0.002211 max=0.002413 Jy/beam ! Clean residual mean=-0.000000 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 3.7863 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 588 components and 3.7863 Jy ![Exited script file: muppet] wmap "J2148+0657_S_2010_06_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.373 x 7.298 at -4.274 degrees (North through East) ! Clean map min=-0.0039472 max=2.6143 Jy/beam ! Writing clean map to FITS file: J2148+0657_S_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.61426 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000806453 device "J2148+0657_S_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J2148+0657_S_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0925446 0.0925446 0.185089 0.370179 0.740357 1.48071 2.96143 5.92286 11.8457 23.6914 47.3829 94.7657 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.614 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.373 x 7.298 at -4.274 degrees (North through East) ! Clean map min=-0.0039472 max=2.6143 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2148+0657_S_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J2148+0657_S_2010_06_23_pus_map.gif/vgif' mapplot cln