! Started logfile: J2000-1748_X_2009_04_21_pus_uvs.log on Sun Jan 23 19:01:38 2011 obs J2000-1748_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J2000-1748_X_2009_04_21_pus_uva.fits ! AN table 1: 36 integrations on 120 of 120 possible baselines. ! AN table 2: 78 integrations on 120 of 120 possible baselines. ! AN table 3: 8 integrations on 120 of 120 possible baselines. ! AN table 4: 42 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.145427 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2000-1748 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2449 lines of history. ! ! Reading 11448 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J2000-1748_X_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 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 540 telescope corrections were flagged in sub-array 1. ! A total of 915 telescope corrections were flagged in sub-array 2. ! A total of 119 telescope corrections were flagged in sub-array 3. ! A total of 311 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 540 telescope corrections were flagged in sub-array 1. ! A total of 915 telescope corrections were flagged in sub-array 2. ! A total of 119 telescope corrections were flagged in sub-array 3. ! A total of 311 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 540 telescope corrections were flagged in sub-array 1. ! A total of 915 telescope corrections were flagged in sub-array 2. ! A total of 119 telescope corrections were flagged in sub-array 3. ! A total of 311 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 540 telescope corrections were flagged in sub-array 1. ! A total of 915 telescope corrections were flagged in sub-array 2. ! A total of 119 telescope corrections were flagged in sub-array 3. ! A total of 308 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.407318Jy sigma=0.012102 ! Fit after self-cal, rms=1.368119Jy sigma=0.011703 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.636 mas, bmaj=1.794 mas, bpa=-3.177 degrees ! Estimated noise=1258.3 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 = 1.79415 Jy ! Component: 100 - total flux cleaned = 2.18664 Jy ! Total flux subtracted in 100 components = 2.18664 Jy ! Clean residual min=-0.040555 max=0.119006 Jy/beam ! Clean residual mean=0.000170 rms=0.009663 Jy/beam ! Combined flux in latest and established models = 2.18664 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 2.18664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293288Jy sigma=0.002437 ! Fit after self-cal, rms=0.293288Jy sigma=0.002437 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.129037 Jy ! Component: 100 - total flux cleaned = 0.198166 Jy ! Total flux subtracted in 100 components = 0.198166 Jy ! Clean residual min=-0.026724 max=0.034153 Jy/beam ! Clean residual mean=-0.000318 rms=0.005887 Jy/beam ! Combined flux in latest and established models = 2.38481 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 2.38481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221733Jy sigma=0.001667 ! Fit after self-cal, rms=0.221675Jy sigma=0.001666 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0408078 Jy ! Component: 100 - total flux cleaned = 0.0669361 Jy ! Total flux subtracted in 100 components = 0.0669361 Jy ! Clean residual min=-0.025127 max=0.023398 Jy/beam ! Clean residual mean=-0.000478 rms=0.005267 Jy/beam ! Combined flux in latest and established models = 2.45174 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 2.45174 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214217Jy sigma=0.001568 ! Fit after self-cal, rms=0.214176Jy sigma=0.001568 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8304 mas, bmaj=2.125 mas, bpa=-2.577 degrees ! Estimated noise=819.678 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 = 0.0181462 Jy ! Component: 100 - total flux cleaned = 0.0255711 Jy ! Component: 150 - total flux cleaned = 0.0279371 Jy ! Component: 200 - total flux cleaned = 0.0283962 Jy ! Total flux subtracted in 200 components = 0.0283962 Jy ! Clean residual min=-0.018482 max=0.012574 Jy/beam ! Clean residual mean=-0.004005 rms=0.003966 Jy/beam ! Combined flux in latest and established models = 2.48014 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 2.48014 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213230Jy sigma=0.001554 ! Fit after self-cal, rms=0.213220Jy sigma=0.001554 ! 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 1.00* FD 1.00* HN 1.00* KB 0.97 ! KK 1.05 KP 1.00* LA 1.00* MK 0.96 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.10 WZ 1.00* ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HN 0.98 KB 1.00* ! KK 1.08 KP 0.99 LA 1.01 MK 0.97 ! NL 1.01 NY 1.00* OV 1.01 PT 1.00 ! SC 0.99 TS 1.00* WZ 1.29 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.99 HN 1.04 KB 1.00* ! KK 1.02 KP 0.98 LA 1.01 MK 0.98 ! NL 1.00 NY 1.00* OV 0.99 PT 1.00 ! SC 0.98 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 0.98 ! KK 0.99 KP 1.00* LA 1.00* MK 0.99 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.10 WZ 1.00* ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.01 HN 0.99 KB 1.00* ! KK 1.04 KP 0.99 LA 1.01 MK 0.98 ! NL 1.00 NY 1.00* OV 0.99 PT 0.99 ! SC 0.99 TS 1.00* WZ 1.22 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.99 HN 1.04 KB 1.00* ! KK 0.98 KP 0.98 LA 1.00 MK 0.98 ! NL 0.98 NY 1.00* OV 0.97 PT 0.99 ! SC 0.99 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 1.00 ! KK 1.04 KP 1.00* LA 1.00* MK 0.97 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.12 WZ 1.00* ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 HN 0.99 KB 1.00* ! KK 1.07 KP 0.99 LA 1.00 MK 0.98 ! NL 1.03 NY 1.00* OV 1.01 PT 0.99 ! SC 1.02 TS 1.00* WZ 1.17 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.98 HN 1.04 KB 1.00* ! KK 1.02 KP 0.98 LA 1.00 MK 0.99 ! NL 1.01 NY 1.00* OV 1.00 PT 0.98 ! SC 1.01 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KB 0.98 ! KK 1.03 KP 1.00* LA 1.00* MK 1.02 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.13 WZ 1.00* ZC 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.01 HN 0.98 KB 1.00* ! KK 1.03 KP 0.99 LA 1.00 MK 1.01 ! NL 1.03 NY 1.00* OV 1.00 PT 0.97 ! SC 1.01 TS 1.00* WZ 1.20 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.01 HN 1.03 KB 1.00* ! KK 1.00 KP 0.98 LA 0.99 MK 1.01 ! NL 1.01 NY 1.00* OV 0.99 PT 0.97 ! SC 1.01 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.213220Jy sigma=0.001554 ! Fit after self-cal, rms=0.199440Jy sigma=0.001396 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8455 mas, bmaj=2.129 mas, bpa=-3.483 degrees ! Estimated noise=830.009 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 = -0.00942652 Jy ! Component: 100 - total flux cleaned = -0.0100616 Jy ! Component: 150 - total flux cleaned = -0.0102365 Jy ! Component: 200 - total flux cleaned = -0.0102392 Jy ! Total flux subtracted in 200 components = -0.0102392 Jy ! Clean residual min=-0.012830 max=0.011446 Jy/beam ! Clean residual mean=-0.000054 rms=0.003157 Jy/beam ! Combined flux in latest and established models = 2.4699 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 2.4699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198561Jy sigma=0.001393 ! Fit after self-cal, rms=0.198567Jy sigma=0.001393 ! 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=0.198567Jy sigma=0.001393 ! Fit after self-cal, rms=0.177378Jy sigma=0.001266 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8449 mas, bmaj=2.132 mas, bpa=-3.487 degrees ! Estimated noise=829.301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0019851 Jy ! Component: 100 - total flux cleaned = -0.00207095 Jy ! Component: 150 - total flux cleaned = -0.0020686 Jy ! Component: 200 - total flux cleaned = -0.00206995 Jy ! Total flux subtracted in 200 components = -0.00206995 Jy ! Clean residual min=-0.006221 max=0.006420 Jy/beam ! Clean residual mean=-0.000078 rms=0.001593 Jy/beam ! Combined flux in latest and established models = 2.46783 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 44 components and 2.46783 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177288Jy sigma=0.001265 ! Fit after self-cal, rms=0.177347Jy sigma=0.001265 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 = -0.000419715 Jy ! Component: 100 - total flux cleaned = -0.000359981 Jy ! Component: 150 - total flux cleaned = -0.000304248 Jy ! Component: 200 - total flux cleaned = -0.000254367 Jy ! Total flux subtracted in 200 components = -0.000254367 Jy ! Clean residual min=-0.006243 max=0.006421 Jy/beam ! Clean residual mean=-0.000076 rms=0.001589 Jy/beam ! Combined flux in latest and established models = 2.46758 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 45 components and 2.46758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177300Jy sigma=0.001265 ! Fit after self-cal, rms=0.177293Jy sigma=0.001265 ! 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=0.177293Jy sigma=0.001265 ! Fit after self-cal, rms=0.174417Jy sigma=0.001234 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8456 mas, bmaj=2.133 mas, bpa=-3.484 degrees ! Estimated noise=829.178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00298748 Jy ! Component: 100 - total flux cleaned = -0.00332415 Jy ! Component: 150 - total flux cleaned = -0.0034413 Jy ! Component: 200 - total flux cleaned = -0.0034928 Jy ! Total flux subtracted in 200 components = -0.0034928 Jy ! Clean residual min=-0.004542 max=0.005241 Jy/beam ! Clean residual mean=-0.000086 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 2.46408 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 48 components and 2.46408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174329Jy sigma=0.001234 ! Fit after self-cal, rms=0.174325Jy sigma=0.001233 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 (-1.6, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123706 Jy ! Component: 100 - total flux cleaned = 0.00228433 Jy ! Component: 150 - total flux cleaned = 0.00299404 Jy ! Component: 200 - total flux cleaned = 0.00351649 Jy ! Total flux subtracted in 200 components = 0.00351649 Jy ! Clean residual min=-0.004260 max=0.003711 Jy/beam ! Clean residual mean=-0.000103 rms=0.001020 Jy/beam ! Combined flux in latest and established models = 2.4676 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 2.4676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174100Jy sigma=0.001232 ! Fit after self-cal, rms=0.174088Jy sigma=0.001232 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174088Jy sigma=0.001232 ! Fit after self-cal, rms=0.174016Jy sigma=0.001231 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.236 mas, bmaj=4.212 mas, bpa=-4.615 degrees ! Estimated noise=1045.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000821067 Jy ! Component: 100 - total flux cleaned = -0.00074989 Jy ! Component: 150 - total flux cleaned = -0.00058942 Jy ! Component: 200 - total flux cleaned = -0.000515693 Jy ! Total flux subtracted in 200 components = -0.000515693 Jy ! Clean residual min=-0.004797 max=0.003471 Jy/beam ! Clean residual mean=-0.000198 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 2.46708 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 2.46708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173973Jy sigma=0.001231 ! Fit after self-cal, rms=0.173968Jy sigma=0.001231 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 = 0.000204793 Jy ! Component: 100 - total flux cleaned = 0.000242206 Jy ! Component: 150 - total flux cleaned = 0.000303366 Jy ! Component: 200 - total flux cleaned = 0.000301978 Jy ! Total flux subtracted in 200 components = 0.000301978 Jy ! Clean residual min=-0.004831 max=0.003734 Jy/beam ! Clean residual mean=-0.000202 rms=0.001238 Jy/beam ! Combined flux in latest and established models = 2.46739 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 85 components and 2.46739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173959Jy sigma=0.001231 ! Fit after self-cal, rms=0.173959Jy sigma=0.001231 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=0.8463 mas, bmaj=2.135 mas, bpa=-3.491 degrees ! Estimated noise=828.923 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8463 x 2.135 at -3.491 degrees (North through East) ! Clean map min=-0.0034643 max=2.3398 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=0.173959Jy sigma=0.001231 ! Fit after self-cal, rms=0.156710Jy sigma=0.001108 ! Inverting map and beam ! Estimated beam: bmin=0.8464 mas, bmaj=2.135 mas, bpa=-3.508 degrees ! Estimated noise=828.485 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00180945 Jy ! Component: 100 - total flux cleaned = -0.00164379 Jy ! Component: 150 - total flux cleaned = -0.00150296 Jy ! Component: 200 - total flux cleaned = -0.0013821 Jy ! Total flux subtracted in 200 components = -0.0013821 Jy ! Clean residual min=-0.003982 max=0.003639 Jy/beam ! Clean residual mean=-0.000077 rms=0.000923 Jy/beam ! Combined flux in latest and established models = 2.466 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 92 components and 2.466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156601Jy sigma=0.001107 ! Fit after self-cal, rms=0.156594Jy sigma=0.001107 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000156208 Jy ! Component: 100 - total flux cleaned = 0.000102005 Jy ! Component: 150 - total flux cleaned = 0.000242565 Jy ! Component: 200 - total flux cleaned = 0.000286918 Jy ! Total flux subtracted in 200 components = 0.000286918 Jy ! Clean residual min=-0.003884 max=0.003629 Jy/beam ! Clean residual mean=-0.000078 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 2.46629 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 99 components and 2.46629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156560Jy sigma=0.001107 ! Fit after self-cal, rms=0.156560Jy sigma=0.001107 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156560Jy sigma=0.001107 ! Fit after self-cal, rms=0.156512Jy sigma=0.001107 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6559 mas, bmaj=1.804 mas, bpa=-4.03 degrees ! Estimated noise=1278.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.8046 Jy ! Component: 100 - total flux cleaned = 2.19875 Jy ! Component: 150 - total flux cleaned = 2.30857 Jy ! Component: 200 - total flux cleaned = 2.36358 Jy ! Total flux subtracted in 200 components = 2.36358 Jy ! Clean residual min=-0.010933 max=0.027541 Jy/beam ! Clean residual mean=0.000199 rms=0.002758 Jy/beam ! Combined flux in latest and established models = 2.36358 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 16 model components to the UV plane model. ! The established model now contains 16 components and 2.36358 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8469 mas, bmaj=2.136 mas, bpa=-3.515 degrees ! Estimated noise=828.311 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 = 0.0461231 Jy ! Component: 100 - total flux cleaned = 0.0681916 Jy ! Component: 150 - total flux cleaned = 0.0800174 Jy ! Component: 200 - total flux cleaned = 0.087456 Jy ! Total flux subtracted in 200 components = 0.087456 Jy ! Clean residual min=-0.004767 max=0.006918 Jy/beam ! Clean residual mean=0.000008 rms=0.001143 Jy/beam ! Combined flux in latest and established models = 2.45103 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 49 components and 2.45103 Jy ! Inverting map ! Added new window around map position (0.8, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00624288 Jy ! Component: 100 - total flux cleaned = 0.00804822 Jy ! Component: 150 - total flux cleaned = 0.00886688 Jy ! Component: 200 - total flux cleaned = 0.00934421 Jy ! Total flux subtracted in 200 components = 0.00934421 Jy ! Clean residual min=-0.004321 max=0.003569 Jy/beam ! Clean residual mean=-0.000043 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 2.46038 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 67 components and 2.46038 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.236 mas, bmaj=4.213 mas, bpa=-4.645 degrees ! Estimated noise=1043.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240795 Jy ! Component: 100 - total flux cleaned = 0.00286761 Jy ! Component: 150 - total flux cleaned = 0.0029027 Jy ! Component: 200 - total flux cleaned = 0.00297152 Jy ! Total flux subtracted in 200 components = 0.00297152 Jy ! Clean residual min=-0.004831 max=0.003768 Jy/beam ! Clean residual mean=-0.000126 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 2.46335 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.81e-07 Jy ! Component: 100 - total flux cleaned = 3.06022e-05 Jy ! Component: 150 - total flux cleaned = 2.9676e-05 Jy ! Component: 200 - total flux cleaned = 3.08005e-05 Jy ! Total flux subtracted in 200 components = 3.08005e-05 Jy ! Clean residual min=-0.004805 max=0.003754 Jy/beam ! Clean residual mean=-0.000126 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 2.46338 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 88 components and 2.46338 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8469 mas, bmaj=2.136 mas, bpa=-3.515 degrees ! Estimated noise=828.311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00093465 Jy ! Component: 100 - total flux cleaned = -0.00103066 Jy ! Component: 150 - total flux cleaned = -0.0010322 Jy ! Component: 200 - total flux cleaned = -0.00103317 Jy ! Total flux subtracted in 200 components = -0.00103317 Jy ! Clean residual min=-0.004093 max=0.003525 Jy/beam ! Clean residual mean=-0.000053 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 2.46235 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 98 components and 2.46235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156760Jy sigma=0.001109 ! Fit after self-cal, rms=0.156720Jy sigma=0.001108 wmodel J2000-1748_X_2009_04_21_pus_map.mod ! Writing 98 model components to file: J2000-1748_X_2009_04_21_pus_map.mod wobs J2000-1748_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J2000-1748_X_2009_04_21_pus_uvs.fits wwins J2000-1748_X_2009_04_21_pus_map.win ! wwins: Wrote 3 windows to J2000-1748_X_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 = -0.000745785 Jy ! Component: 100 - total flux cleaned = -0.00106477 Jy ! Component: 150 - total flux cleaned = -0.00179561 Jy ! Component: 200 - total flux cleaned = -0.00273257 Jy ! Component: 250 - total flux cleaned = -0.00346888 Jy ! Component: 300 - total flux cleaned = -0.00385476 Jy ! Component: 350 - total flux cleaned = -0.00423236 Jy ! Component: 400 - total flux cleaned = -0.00465544 Jy ! Component: 450 - total flux cleaned = -0.00491501 Jy ! Component: 500 - total flux cleaned = -0.00532299 Jy ! Component: 550 - total flux cleaned = -0.00577432 Jy ! Component: 600 - total flux cleaned = -0.00631756 Jy ! Component: 650 - total flux cleaned = -0.0068037 Jy ! Component: 700 - total flux cleaned = -0.00718839 Jy ! Component: 750 - total flux cleaned = -0.00780539 Jy ! Component: 800 - total flux cleaned = -0.00832107 Jy ! Component: 850 - total flux cleaned = -0.00883036 Jy ! Component: 900 - total flux cleaned = -0.00910544 Jy ! Component: 950 - total flux cleaned = -0.00955894 Jy ! Component: 1000 - total flux cleaned = -0.00982821 Jy ! Component: 1050 - total flux cleaned = -0.0101842 Jy ! Component: 1100 - total flux cleaned = -0.0103604 Jy ! Component: 1150 - total flux cleaned = -0.010666 Jy ! Component: 1200 - total flux cleaned = -0.0111419 Jy ! Component: 1250 - total flux cleaned = -0.011185 Jy ! Component: 1300 - total flux cleaned = -0.0116529 Jy ! Component: 1350 - total flux cleaned = -0.0117791 Jy ! Component: 1400 - total flux cleaned = -0.0120723 Jy ! Component: 1450 - total flux cleaned = -0.01228 Jy ! Component: 1500 - total flux cleaned = -0.0124449 Jy ! Component: 1550 - total flux cleaned = -0.0127312 Jy ! Component: 1600 - total flux cleaned = -0.0128122 Jy ! Component: 1650 - total flux cleaned = -0.0129736 Jy ! Component: 1700 - total flux cleaned = -0.0131335 Jy ! Component: 1750 - total flux cleaned = -0.0131733 Jy ! Component: 1800 - total flux cleaned = -0.0134101 Jy ! Component: 1850 - total flux cleaned = -0.0134885 Jy ! Component: 1900 - total flux cleaned = -0.0136055 Jy ! Component: 1950 - total flux cleaned = -0.0136053 Jy ! Component: 2000 - total flux cleaned = -0.013644 Jy ! Total flux subtracted in 2048 components = -0.0137592 Jy ! Clean residual min=-0.002083 max=0.002086 Jy/beam ! Clean residual mean=0.000011 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 2.44859 Jy keep ! Adding 166 model components to the UV plane model. ! The established model now contains 264 components and 2.44859 Jy ![Exited script file: muppet] wmap "J2000-1748_X_2009_04_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8469 x 2.136 at -3.515 degrees (North through East) ! Clean map min=-0.0034429 max=2.3422 Jy/beam ! Writing clean map to FITS file: J2000-1748_X_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 2.34217 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000729137 device "J2000-1748_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J2000-1748_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0933925 0.0933925 0.186785 0.37357 0.74714 1.49428 2.98856 5.97712 11.9542 23.9085 47.817 95.6339 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.342 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8469 x 2.136 at -3.515 degrees (North through East) ! Clean map min=-0.0034429 max=2.3422 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2000-1748_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J2000-1748_X_2009_04_21_pus_map.gif/vgif' mapplot cln