! Started logfile: J2136+0041_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:44:48 2010 obs J2136+0041_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J2136+0041_S_2008_04_02_pus_uva.fits ! AN table 1: 85 integrations on 120 of 120 possible baselines. ! AN table 2: 10 integrations on 120 of 120 possible baselines. ! AN table 3: 28 integrations on 120 of 120 possible baselines. ! AN table 4: 28 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0795806 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2136+0041 ! ! 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 984 lines of history. ! ! Reading 5768 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 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 983 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 278 telescope corrections were flagged in sub-array 3. ! A total of 358 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 983 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 278 telescope corrections were flagged in sub-array 3. ! A total of 358 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 983 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 278 telescope corrections were flagged in sub-array 3. ! A total of 358 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 983 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 278 telescope corrections were flagged in sub-array 3. ! A total of 358 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=5.656576Jy sigma=0.055489 ! Fit after self-cal, rms=5.570597Jy sigma=0.054871 ! 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=8.191 mas, bmaj=10.71 mas, bpa=26.1 degrees ! Estimated noise=1406.83 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 = 4.94672 Jy ! Component: 100 - total flux cleaned = 6.02549 Jy ! Total flux subtracted in 100 components = 6.02549 Jy ! Clean residual min=-0.143497 max=0.301502 Jy/beam ! Clean residual mean=0.003674 rms=0.047259 Jy/beam ! Combined flux in latest and established models = 6.02549 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 6.02549 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.294381Jy sigma=0.012349 ! Fit after self-cal, rms=1.294364Jy sigma=0.012349 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.296397 Jy ! Component: 100 - total flux cleaned = 0.414849 Jy ! Total flux subtracted in 100 components = 0.414849 Jy ! Clean residual min=-0.103622 max=0.138401 Jy/beam ! Clean residual mean=0.001058 rms=0.034258 Jy/beam ! Combined flux in latest and established models = 6.44034 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 20 components and 6.44034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.215920Jy sigma=0.011765 ! Fit after self-cal, rms=1.215834Jy sigma=0.011765 ! 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=9.701 mas, bmaj=12.94 mas, bpa=16.23 degrees ! Estimated noise=965.918 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 = -0.014772 Jy ! Component: 100 - total flux cleaned = -0.0294294 Jy ! Component: 150 - total flux cleaned = -0.0442959 Jy ! Component: 200 - total flux cleaned = -0.0552721 Jy ! Total flux subtracted in 200 components = -0.0552721 Jy ! Clean residual min=-0.103684 max=0.184634 Jy/beam ! Clean residual mean=0.002702 rms=0.045153 Jy/beam ! Combined flux in latest and established models = 6.38507 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 6.38507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.207718Jy sigma=0.011688 ! Fit after self-cal, rms=1.207662Jy sigma=0.011687 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.08 HH 1.00* HN 1.00* ! KK 1.00* KP 1.02 LA 1.21 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 0.98 ! PT 1.02 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.09 HH 1.00* HN 1.00* ! KK 1.00* KP 1.02 LA 1.23 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 0.99 ! PT 1.02 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.86 ON 0.96 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.07 ZC 1.28 ! ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.16 HH 1.00* HN 1.00* ! KK 1.00* KP 1.04 LA 1.13 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.00 ! PT 1.01 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.16 HH 1.00* HN 1.00* ! KK 1.00* KP 1.03 LA 1.14 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.02 ! PT 1.01 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 0.95 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.98 ZC 1.21 ! ! ! Correcting IF 3. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.14 HH 1.00* HN 1.00* ! KK 1.00* KP 1.02 LA 0.88 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 0.89 ! PT 1.05 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.16 HH 1.00* HN 1.00* ! KK 1.00* KP 1.01 LA 0.89 MK 1.00* ! NL 1.07 NY 1.00* ON 1.00* OV 1.03 ! PT 1.05 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.92 ON 0.91 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.93 ZC 1.17 ! ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.11 HH 1.00* HN 1.00* ! KK 1.00* KP 0.93 LA 0.73 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 0.83 ! PT 0.90 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 1.12 HH 1.00* HN 1.00* ! KK 1.00* KP 0.93 LA 0.73 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 0.84 ! PT 0.91 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.04 ON 0.91 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.87 ZC 1.07 ! ! ! Fit before self-cal, rms=1.207662Jy sigma=0.011687 ! Fit after self-cal, rms=0.381425Jy sigma=0.003995 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=9.899 mas, bmaj=13.51 mas, bpa=18.34 degrees ! Estimated noise=984.745 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 = 0.00495657 Jy ! Component: 100 - total flux cleaned = 0.00562827 Jy ! Component: 150 - total flux cleaned = 0.00736266 Jy ! Component: 200 - total flux cleaned = 0.00985066 Jy ! Total flux subtracted in 200 components = 0.00985066 Jy ! Clean residual min=-0.030010 max=0.037807 Jy/beam ! Clean residual mean=-0.001034 rms=0.011689 Jy/beam ! Combined flux in latest and established models = 6.39492 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 59 components and 6.39492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.379565Jy sigma=0.003971 ! Fit after self-cal, rms=0.379213Jy sigma=0.003970 ! 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=0.379213Jy sigma=0.003970 ! Fit after self-cal, rms=0.271769Jy sigma=0.002903 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.895 mas, bmaj=13.5 mas, bpa=18.22 degrees ! Estimated noise=985.543 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118373 Jy ! Component: 100 - total flux cleaned = 0.0128126 Jy ! Component: 150 - total flux cleaned = 0.0132049 Jy ! Component: 200 - total flux cleaned = 0.0145864 Jy ! Total flux subtracted in 200 components = 0.0145864 Jy ! Clean residual min=-0.020124 max=0.021455 Jy/beam ! Clean residual mean=-0.000255 rms=0.005885 Jy/beam ! Combined flux in latest and established models = 6.4095 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 82 components and 6.4095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269952Jy sigma=0.002888 ! Fit after self-cal, rms=0.269910Jy sigma=0.002887 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 = 0.00178842 Jy ! Component: 100 - total flux cleaned = 0.00258841 Jy ! Component: 150 - total flux cleaned = 0.00355469 Jy ! Component: 200 - total flux cleaned = 0.00422139 Jy ! Total flux subtracted in 200 components = 0.00422139 Jy ! Clean residual min=-0.019810 max=0.020141 Jy/beam ! Clean residual mean=-0.000313 rms=0.005822 Jy/beam ! Combined flux in latest and established models = 6.41373 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 93 components and 6.41373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269442Jy sigma=0.002883 ! Fit after self-cal, rms=0.269420Jy sigma=0.002883 ! 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=0.269420Jy sigma=0.002883 ! Fit after self-cal, rms=0.256651Jy sigma=0.002809 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.885 mas, bmaj=13.5 mas, bpa=18.02 degrees ! Estimated noise=986.273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167073 Jy ! Component: 100 - total flux cleaned = 0.0222362 Jy ! Component: 150 - total flux cleaned = 0.0237197 Jy ! Component: 200 - total flux cleaned = 0.0250382 Jy ! Total flux subtracted in 200 components = 0.0250382 Jy ! Clean residual min=-0.015157 max=0.018978 Jy/beam ! Clean residual mean=0.000101 rms=0.004718 Jy/beam ! Combined flux in latest and established models = 6.43876 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 109 components and 6.43876 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255002Jy sigma=0.002796 ! Fit after self-cal, rms=0.254989Jy sigma=0.002796 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 = 0.00186793 Jy ! Component: 100 - total flux cleaned = 0.00288368 Jy ! Component: 150 - total flux cleaned = 0.00379315 Jy ! Component: 200 - total flux cleaned = 0.00460611 Jy ! Total flux subtracted in 200 components = 0.00460611 Jy ! Clean residual min=-0.015467 max=0.017901 Jy/beam ! Clean residual mean=0.000043 rms=0.004659 Jy/beam ! Combined flux in latest and established models = 6.44337 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 119 components and 6.44337 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254551Jy sigma=0.002792 ! Fit after self-cal, rms=0.254541Jy sigma=0.002792 ! 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=0.254541Jy sigma=0.002792 ! Fit after self-cal, rms=0.253377Jy sigma=0.002785 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=11.24 mas, bmaj=14.67 mas, bpa=18.53 degrees ! Estimated noise=1001.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105758 Jy ! Component: 100 - total flux cleaned = 0.0150451 Jy ! Component: 150 - total flux cleaned = 0.0155796 Jy ! Component: 200 - total flux cleaned = 0.0160614 Jy ! Total flux subtracted in 200 components = 0.0160614 Jy ! Clean residual min=-0.010585 max=0.015210 Jy/beam ! Clean residual mean=0.000125 rms=0.003969 Jy/beam ! Combined flux in latest and established models = 6.45943 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 124 components and 6.45943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252467Jy sigma=0.002779 ! Fit after self-cal, rms=0.252458Jy sigma=0.002779 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 = 0.0008659 Jy ! Component: 100 - total flux cleaned = 0.00114192 Jy ! Component: 150 - total flux cleaned = 0.00152486 Jy ! Component: 200 - total flux cleaned = 0.00187796 Jy ! Total flux subtracted in 200 components = 0.00187796 Jy ! Clean residual min=-0.010878 max=0.014718 Jy/beam ! Clean residual mean=0.000095 rms=0.003950 Jy/beam ! Combined flux in latest and established models = 6.46131 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 131 components and 6.46131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252213Jy sigma=0.002776 ! Fit after self-cal, rms=0.252205Jy sigma=0.002776 ! 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=9.878 mas, bmaj=13.49 mas, bpa=17.86 degrees ! Estimated noise=986.997 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 9.878 x 13.49 at 17.86 degrees (North through East) ! Clean map min=-0.012607 max=6.3753 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=0.252205Jy sigma=0.002776 ! Fit after self-cal, rms=0.155645Jy sigma=0.001246 ! Inverting map and beam ! Estimated beam: bmin=9.875 mas, bmaj=13.49 mas, bpa=17.72 degrees ! Estimated noise=987.552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113648 Jy ! Component: 100 - total flux cleaned = 0.0129073 Jy ! Component: 150 - total flux cleaned = 0.014252 Jy ! Component: 200 - total flux cleaned = 0.0154413 Jy ! Total flux subtracted in 200 components = 0.0154413 Jy ! Clean residual min=-0.011805 max=0.017263 Jy/beam ! Clean residual mean=0.000094 rms=0.003836 Jy/beam ! Combined flux in latest and established models = 6.47675 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 133 components and 6.47675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154079Jy sigma=0.001232 ! Fit after self-cal, rms=0.154076Jy sigma=0.001231 ! Inverting map ! Added new window around map position (3.5, -53). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105234 Jy ! Component: 100 - total flux cleaned = 0.0101595 Jy ! Component: 150 - total flux cleaned = 0.00983132 Jy ! Component: 200 - total flux cleaned = 0.0105701 Jy ! Total flux subtracted in 200 components = 0.0105701 Jy ! Clean residual min=-0.010195 max=0.015949 Jy/beam ! Clean residual mean=-0.000046 rms=0.003301 Jy/beam ! Combined flux in latest and established models = 6.48732 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 171 components and 6.48732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152017Jy sigma=0.001207 ! Fit after self-cal, rms=0.151913Jy sigma=0.001206 ! Inverting map ! Added new window around map position (-3, 52.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00663027 Jy ! Component: 100 - total flux cleaned = 0.00841635 Jy ! Component: 150 - total flux cleaned = 0.00941399 Jy ! Component: 200 - total flux cleaned = 0.00988004 Jy ! Total flux subtracted in 200 components = 0.00988004 Jy ! Clean residual min=-0.009017 max=0.008834 Jy/beam ! Clean residual mean=-0.000154 rms=0.002879 Jy/beam ! Combined flux in latest and established models = 6.4972 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 197 components and 6.4972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150146Jy sigma=0.001189 ! Fit after self-cal, rms=0.150137Jy sigma=0.001188 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150137Jy sigma=0.001188 ! Fit after self-cal, rms=0.148940Jy sigma=0.001175 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=8.174 mas, bmaj=10.85 mas, bpa=22.35 degrees ! Estimated noise=1427.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.94662 Jy ! Component: 100 - total flux cleaned = 6.02531 Jy ! Component: 150 - total flux cleaned = 6.28955 Jy ! Component: 200 - total flux cleaned = 6.40896 Jy ! Total flux subtracted in 200 components = 6.40896 Jy ! Clean residual min=-0.030319 max=0.054300 Jy/beam ! Clean residual mean=0.000632 rms=0.010162 Jy/beam ! Combined flux in latest and established models = 6.40896 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 15 model components to the UV plane model. ! The established model now contains 15 components and 6.40896 Jy ! Inverting map and beam ! Estimated beam: bmin=9.872 mas, bmaj=13.48 mas, bpa=17.55 degrees ! Estimated noise=987.962 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 = 0.0658801 Jy ! Component: 100 - total flux cleaned = 0.0949644 Jy ! Component: 150 - total flux cleaned = 0.1145 Jy ! Component: 200 - total flux cleaned = 0.128108 Jy ! Total flux subtracted in 200 components = 0.128108 Jy ! Clean residual min=-0.014072 max=0.013176 Jy/beam ! Clean residual mean=-0.000201 rms=0.003743 Jy/beam ! Combined flux in latest and established models = 6.53706 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 46 components and 6.53706 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=11.23 mas, bmaj=14.66 mas, bpa=18.23 degrees ! Estimated noise=1002.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00596249 Jy ! Component: 100 - total flux cleaned = 0.00828665 Jy ! Component: 150 - total flux cleaned = 0.0099971 Jy ! Component: 200 - total flux cleaned = 0.0109073 Jy ! Total flux subtracted in 200 components = 0.0109073 Jy ! Clean residual min=-0.010407 max=0.009214 Jy/beam ! Clean residual mean=-0.000298 rms=0.003178 Jy/beam ! Combined flux in latest and established models = 6.54797 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 = 0.000565184 Jy ! Component: 100 - total flux cleaned = 0.00109664 Jy ! Component: 150 - total flux cleaned = 0.00158503 Jy ! Component: 200 - total flux cleaned = 0.00180073 Jy ! Total flux subtracted in 200 components = 0.00180073 Jy ! Clean residual min=-0.009819 max=0.008083 Jy/beam ! Clean residual mean=-0.000312 rms=0.002969 Jy/beam ! Combined flux in latest and established models = 6.54977 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 101 components and 6.54977 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=9.872 mas, bmaj=13.48 mas, bpa=17.55 degrees ! Estimated noise=987.962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127673 Jy ! Component: 100 - total flux cleaned = 0.00368983 Jy ! Component: 150 - total flux cleaned = 0.00436257 Jy ! Component: 200 - total flux cleaned = 0.0045746 Jy ! Total flux subtracted in 200 components = 0.0045746 Jy ! Clean residual min=-0.009440 max=0.008819 Jy/beam ! Clean residual mean=-0.000270 rms=0.002938 Jy/beam ! Combined flux in latest and established models = 6.55435 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 125 components and 6.55435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149729Jy sigma=0.001176 ! Fit after self-cal, rms=0.149660Jy sigma=0.001175 wmodel J2136+0041_S_2008_04_02_pus_map.mod ! Writing 125 model components to file: J2136+0041_S_2008_04_02_pus_map.mod wobs J2136+0041_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J2136+0041_S_2008_04_02_pus_uvs.fits wwins J2136+0041_S_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J2136+0041_S_2008_04_02_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000575134 Jy ! Component: 100 - total flux cleaned = -0.0004194 Jy ! Component: 150 - total flux cleaned = 0.000308832 Jy ! Component: 200 - total flux cleaned = 0.000998773 Jy ! Component: 250 - total flux cleaned = 0.00192981 Jy ! Component: 300 - total flux cleaned = 0.00282593 Jy ! Component: 350 - total flux cleaned = 0.00356658 Jy ! Component: 400 - total flux cleaned = 0.00404424 Jy ! Component: 450 - total flux cleaned = 0.00461933 Jy ! Component: 500 - total flux cleaned = 0.00506354 Jy ! Component: 550 - total flux cleaned = 0.0052797 Jy ! Component: 600 - total flux cleaned = 0.00569959 Jy ! Component: 650 - total flux cleaned = 0.00600557 Jy ! Component: 700 - total flux cleaned = 0.00640348 Jy ! Component: 750 - total flux cleaned = 0.0063059 Jy ! Component: 800 - total flux cleaned = 0.00639942 Jy ! Component: 850 - total flux cleaned = 0.00621153 Jy ! Component: 900 - total flux cleaned = 0.00612022 Jy ! Component: 950 - total flux cleaned = 0.00612013 Jy ! Component: 1000 - total flux cleaned = 0.00585617 Jy ! Component: 1050 - total flux cleaned = 0.00568383 Jy ! Component: 1100 - total flux cleaned = 0.00534427 Jy ! Component: 1150 - total flux cleaned = 0.0053438 Jy ! Component: 1200 - total flux cleaned = 0.00517924 Jy ! Component: 1250 - total flux cleaned = 0.00517941 Jy ! Component: 1300 - total flux cleaned = 0.00509894 Jy ! Component: 1350 - total flux cleaned = 0.00501959 Jy ! Component: 1400 - total flux cleaned = 0.00478611 Jy ! Component: 1450 - total flux cleaned = 0.00463275 Jy ! Component: 1500 - total flux cleaned = 0.00463216 Jy ! Component: 1550 - total flux cleaned = 0.00463127 Jy ! Component: 1600 - total flux cleaned = 0.0044095 Jy ! Component: 1650 - total flux cleaned = 0.00440947 Jy ! Component: 1700 - total flux cleaned = 0.00433735 Jy ! Component: 1750 - total flux cleaned = 0.00455028 Jy ! Component: 1800 - total flux cleaned = 0.00440839 Jy ! Component: 1850 - total flux cleaned = 0.00440941 Jy ! Component: 1900 - total flux cleaned = 0.00447892 Jy ! Component: 1950 - total flux cleaned = 0.00454801 Jy ! Component: 2000 - total flux cleaned = 0.00481557 Jy ! Total flux subtracted in 2048 components = 0.00474896 Jy ! Clean residual min=-0.003326 max=0.003511 Jy/beam ! Clean residual mean=-0.000143 rms=0.001652 Jy/beam ! Combined flux in latest and established models = 6.5591 Jy keep ! Adding 128 model components to the UV plane model. ! The established model now contains 252 components and 6.5591 Jy wmap "J2136+0041_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 9.872 x 13.48 at 17.55 degrees (North through East) ! Clean map min=-0.0082725 max=6.3788 Jy/beam ! Writing clean map to FITS file: J2136+0041_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 6.37881 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00164447 device "J2136+0041_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2136+0041_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0773406 0.0773406 0.154681 0.309362 0.618725 1.23745 2.4749 4.9498 9.89959 19.7992 39.5984 79.1968 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0049 print "peak=",int(1000*peak_flux)/1000 ! peak= 6.378 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 9.872 x 13.48 at 17.55 degrees (North through East) ! Clean map min=-0.0082725 max=6.3788 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2136+0041_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2136+0041_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2136+0041_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:44:52 2010