! Started logfile: J1925+2106_S_2010_10_13_pus_uvs.log on Mon Feb 28 00:04:24 2011 obs J1925+2106_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1925+2106_S_2010_10_13_pus_uva.fits ! AN table 1: 61 integrations on 105 of 105 possible baselines. ! AN table 2: 351 integrations on 105 of 105 possible baselines. ! AN table 3: 46 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0455812 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1925+2106 ! ! 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 3545 lines of history. ! ! Reading 8768 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J1925+2106_S_2010_10_13_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 742 telescope corrections were flagged in sub-array 1. ! A total of 4599 telescope corrections were flagged in sub-array 2. ! A total of 577 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 742 telescope corrections were flagged in sub-array 1. ! A total of 4599 telescope corrections were flagged in sub-array 2. ! A total of 577 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 742 telescope corrections were flagged in sub-array 1. ! A total of 4599 telescope corrections were flagged in sub-array 2. ! A total of 577 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 742 telescope corrections were flagged in sub-array 1. ! A total of 4599 telescope corrections were flagged in sub-array 2. ! A total of 577 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.555831Jy sigma=0.005924 ! Fit after self-cal, rms=0.464076Jy sigma=0.005519 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.628 mas, bmaj=3.736 mas, bpa=5.285 degrees ! Estimated noise=1283.31 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.880797 Jy ! Component: 100 - total flux cleaned = 1.13222 Jy ! Total flux subtracted in 100 components = 1.13222 Jy ! Clean residual min=-0.040492 max=0.121801 Jy/beam ! Clean residual mean=0.002245 rms=0.015991 Jy/beam ! Combined flux in latest and established models = 1.13222 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 1.13222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.383340Jy sigma=0.004524 ! Fit after self-cal, rms=0.383246Jy sigma=0.004523 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.143233 Jy ! Component: 100 - total flux cleaned = 0.229438 Jy ! Total flux subtracted in 100 components = 0.229438 Jy ! Clean residual min=-0.031205 max=0.075109 Jy/beam ! Clean residual mean=0.001673 rms=0.009296 Jy/beam ! Combined flux in latest and established models = 1.36166 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 26 components and 1.36166 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.273507Jy sigma=0.003044 ! Fit after self-cal, rms=0.273326Jy sigma=0.003043 ! Inverting map ! Added new window around map position (-5.5, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0735274 Jy ! Component: 100 - total flux cleaned = 0.123047 Jy ! Total flux subtracted in 100 components = 0.123047 Jy ! Clean residual min=-0.023978 max=0.034535 Jy/beam ! Clean residual mean=0.001321 rms=0.006485 Jy/beam ! Combined flux in latest and established models = 1.48471 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 1.48471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230254Jy sigma=0.002436 ! Fit after self-cal, rms=0.228105Jy sigma=0.002412 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0422464 Jy ! Component: 100 - total flux cleaned = 0.0719694 Jy ! Total flux subtracted in 100 components = 0.0719694 Jy ! Clean residual min=-0.019435 max=0.021268 Jy/beam ! Clean residual mean=0.001112 rms=0.004737 Jy/beam ! Combined flux in latest and established models = 1.55668 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 48 components and 1.55668 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208833Jy sigma=0.002127 ! Fit after self-cal, rms=0.208161Jy sigma=0.002120 ! 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=3.005 mas, bmaj=4.401 mas, bpa=6.004 degrees ! Estimated noise=756.912 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 (-3, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0660045 Jy ! Component: 100 - total flux cleaned = 0.106233 Jy ! Component: 150 - total flux cleaned = 0.132162 Jy ! Component: 200 - total flux cleaned = 0.149187 Jy ! Total flux subtracted in 200 components = 0.149187 Jy ! Clean residual min=-0.003490 max=0.023986 Jy/beam ! Clean residual mean=0.010347 rms=0.003556 Jy/beam ! Combined flux in latest and established models = 1.70586 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 89 components and 1.70586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187159Jy sigma=0.001814 ! Fit after self-cal, rms=0.186423Jy sigma=0.001804 ! Inverting map ! Added new window around map position (26, 51.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0228038 Jy ! Component: 100 - total flux cleaned = 0.0369373 Jy ! Component: 150 - total flux cleaned = 0.0471622 Jy ! Component: 200 - total flux cleaned = 0.054611 Jy ! Total flux subtracted in 200 components = 0.054611 Jy ! Clean residual min=-0.006468 max=0.021221 Jy/beam ! Clean residual mean=0.008042 rms=0.003539 Jy/beam ! Combined flux in latest and established models = 1.76047 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 111 components and 1.76047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183290Jy sigma=0.001763 ! Fit after self-cal, rms=0.183002Jy sigma=0.001758 ! Inverting map ! Added new window around map position (-10, -41.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201357 Jy ! Component: 100 - total flux cleaned = 0.0321211 Jy ! Component: 150 - total flux cleaned = 0.0410695 Jy ! Component: 200 - total flux cleaned = 0.0482287 Jy ! Total flux subtracted in 200 components = 0.0482287 Jy ! Clean residual min=-0.008007 max=0.017595 Jy/beam ! Clean residual mean=0.006091 rms=0.003303 Jy/beam ! Combined flux in latest and established models = 1.8087 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 142 components and 1.8087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180714Jy sigma=0.001724 ! Fit after self-cal, rms=0.180591Jy sigma=0.001723 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00* HH 1.00* HN 1.00* ! KB 0.84 KK 1.01 KP 1.00* LA 1.00* ! MK 1.05 NL 1.00* NY 1.08 OV 1.00* ! PT 1.00* SC 1.00* TS 0.96 ! ! A total of 225 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.02 HH 1.00* HN 1.04 ! KB 0.93 KK 1.04 KP 0.97 LA 1.05 ! MK 0.95 NL 1.01 NY 1.02 OV 0.98 ! PT 0.98 SC 1.03 TS 1.03 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.90 KK 0.98 KP 0.97 LA 1.00* ! MK 0.96 NL 1.00* NY 1.00* OV 0.98 ! PT 1.00* SC 1.00* TS 1.01 ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00* HH 1.00* HN 1.00* ! KB 0.85 KK 0.97 KP 1.00* LA 1.00* ! MK 1.04 NL 1.00* NY 1.07 OV 1.00* ! PT 1.00* SC 1.00* TS 0.97 ! ! A total of 225 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 HH 1.00* HN 1.04 ! KB 0.95 KK 1.03 KP 1.00 LA 1.03 ! MK 1.00 NL 1.02 NY 1.02 OV 1.04 ! PT 1.00 SC 1.02 TS 1.01 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.87 KK 1.00 KP 0.99 LA 1.00* ! MK 1.00 NL 1.00* NY 1.00* OV 1.05 ! PT 1.00* SC 1.00* TS 0.99 ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* HH 1.00* HN 1.00* ! KB 0.89 KK 0.96 KP 1.00* LA 1.00* ! MK 1.00 NL 1.00* NY 1.06 OV 1.00* ! PT 1.00* SC 1.00* TS 0.96 ! ! A total of 225 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 HH 1.00* HN 1.04 ! KB 0.95 KK 1.00 KP 1.03 LA 1.01 ! MK 0.98 NL 1.03 NY 1.01 OV 1.01 ! PT 1.00 SC 0.97 TS 1.01 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.91 KK 0.97 KP 1.01 LA 1.00* ! MK 0.99 NL 1.00* NY 1.00* OV 1.02 ! PT 1.00* SC 1.00* TS 0.99 ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.00* HH 1.00* HN 1.00* ! KB 0.90 KK 0.97 KP 1.00* LA 1.00* ! MK 0.98 NL 1.00* NY 1.03 OV 1.00* ! PT 1.00* SC 1.00* TS 1.15 ! ! A total of 225 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.01 HH 1.00* HN 1.01 ! KB 0.99 KK 1.01 KP 1.00 LA 1.00 ! MK 0.99 NL 1.01 NY 1.01 OV 0.98 ! PT 1.00 SC 1.01 TS 1.20 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 0.93 KK 0.94 KP 1.02 LA 1.00* ! MK 1.01 NL 1.00* NY 1.00* OV 1.02 ! PT 1.00* SC 1.00* TS 1.20 ! ! ! Fit before self-cal, rms=0.180591Jy sigma=0.001723 ! Fit after self-cal, rms=0.154243Jy sigma=0.001472 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.133 mas, bmaj=5.137 mas, bpa=6.953 degrees ! Estimated noise=790.925 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 = -0.00540227 Jy ! Component: 100 - total flux cleaned = -0.00873558 Jy ! Component: 150 - total flux cleaned = -0.0117363 Jy ! Component: 200 - total flux cleaned = -0.0135678 Jy ! Total flux subtracted in 200 components = -0.0135678 Jy ! Clean residual min=-0.006092 max=0.010930 Jy/beam ! Clean residual mean=0.001129 rms=0.002301 Jy/beam ! Combined flux in latest and established models = 1.79513 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 165 components and 1.79513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153562Jy sigma=0.001463 ! Fit after self-cal, rms=0.153591Jy sigma=0.001462 ! 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=0.153591Jy sigma=0.001462 ! Fit after self-cal, rms=0.149718Jy sigma=0.001403 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.133 mas, bmaj=5.136 mas, bpa=6.988 degrees ! Estimated noise=790.943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00112715 Jy ! Component: 100 - total flux cleaned = -0.00360291 Jy ! Component: 150 - total flux cleaned = -0.00569312 Jy ! Component: 200 - total flux cleaned = -0.00697 Jy ! Total flux subtracted in 200 components = -0.00697 Jy ! Clean residual min=-0.005789 max=0.008642 Jy/beam ! Clean residual mean=0.000745 rms=0.002036 Jy/beam ! Combined flux in latest and established models = 1.78816 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 185 components and 1.78816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149295Jy sigma=0.001398 ! Fit after self-cal, rms=0.149263Jy sigma=0.001397 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 (-12, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00714251 Jy ! Component: 100 - total flux cleaned = 0.00679837 Jy ! Component: 150 - total flux cleaned = 0.00598445 Jy ! Component: 200 - total flux cleaned = 0.00495936 Jy ! Total flux subtracted in 200 components = 0.00495936 Jy ! Clean residual min=-0.005498 max=0.007307 Jy/beam ! Clean residual mean=0.000499 rms=0.001858 Jy/beam ! Combined flux in latest and established models = 1.79312 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 205 components and 1.79312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148715Jy sigma=0.001390 ! Fit after self-cal, rms=0.148636Jy sigma=0.001389 ! 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=0.148636Jy sigma=0.001389 ! Fit after self-cal, rms=0.147093Jy sigma=0.001372 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.128 mas, bmaj=5.133 mas, bpa=7.047 degrees ! Estimated noise=790.862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000525252 Jy ! Component: 100 - total flux cleaned = -0.000700127 Jy ! Component: 150 - total flux cleaned = -0.00177798 Jy ! Component: 200 - total flux cleaned = -0.00273332 Jy ! Total flux subtracted in 200 components = -0.00273332 Jy ! Clean residual min=-0.005736 max=0.005843 Jy/beam ! Clean residual mean=0.000259 rms=0.001611 Jy/beam ! Combined flux in latest and established models = 1.79039 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 219 components and 1.79039 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146742Jy sigma=0.001367 ! Fit after self-cal, rms=0.146717Jy sigma=0.001367 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 = 0.000430627 Jy ! Component: 100 - total flux cleaned = -0.00043456 Jy ! Component: 150 - total flux cleaned = -0.00110629 Jy ! Component: 200 - total flux cleaned = -0.00172377 Jy ! Total flux subtracted in 200 components = -0.00172377 Jy ! Clean residual min=-0.005692 max=0.005543 Jy/beam ! Clean residual mean=0.000330 rms=0.001532 Jy/beam ! Combined flux in latest and established models = 1.78867 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 226 components and 1.78867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146542Jy sigma=0.001364 ! Fit after self-cal, rms=0.146530Jy sigma=0.001364 ! 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=0.146530Jy sigma=0.001364 ! Fit after self-cal, rms=0.146393Jy sigma=0.001363 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.593 mas, bmaj=11.7 mas, bpa=-5.141 degrees ! Estimated noise=974.975 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00072432 Jy ! Component: 100 - total flux cleaned = -0.00155107 Jy ! Component: 150 - total flux cleaned = -0.0023506 Jy ! Component: 200 - total flux cleaned = -0.00302629 Jy ! Total flux subtracted in 200 components = -0.00302629 Jy ! Clean residual min=-0.007142 max=0.007639 Jy/beam ! Clean residual mean=0.000567 rms=0.002164 Jy/beam ! Combined flux in latest and established models = 1.78564 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 241 components and 1.78564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146330Jy sigma=0.001362 ! Fit after self-cal, rms=0.146305Jy sigma=0.001362 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 = 0.00072496 Jy ! Component: 100 - total flux cleaned = 9.30392e-05 Jy ! Component: 150 - total flux cleaned = -0.000379321 Jy ! Component: 200 - total flux cleaned = -0.000786152 Jy ! Total flux subtracted in 200 components = -0.000786152 Jy ! Clean residual min=-0.006870 max=0.007290 Jy/beam ! Clean residual mean=0.000622 rms=0.002054 Jy/beam ! Combined flux in latest and established models = 1.78485 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 248 components and 1.78485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146313Jy sigma=0.001362 ! Fit after self-cal, rms=0.146290Jy sigma=0.001362 ! 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=3.125 mas, bmaj=5.131 mas, bpa=7.079 degrees ! Estimated noise=790.966 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.125 x 5.131 at 7.079 degrees (North through East) ! Clean map min=-0.0054236 max=1.2117 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=0.146290Jy sigma=0.001362 ! Fit after self-cal, rms=0.125801Jy sigma=0.001109 ! Inverting map and beam ! Estimated beam: bmin=3.124 mas, bmaj=5.131 mas, bpa=7.075 degrees ! Estimated noise=790.713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000114148 Jy ! Component: 100 - total flux cleaned = -0.000987476 Jy ! Component: 150 - total flux cleaned = -0.00147019 Jy ! Component: 200 - total flux cleaned = -0.00164469 Jy ! Total flux subtracted in 200 components = -0.00164469 Jy ! Clean residual min=-0.005503 max=0.005080 Jy/beam ! Clean residual mean=0.000245 rms=0.001304 Jy/beam ! Combined flux in latest and established models = 1.78321 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 256 components and 1.78321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125628Jy sigma=0.001107 ! Fit after self-cal, rms=0.125625Jy sigma=0.001107 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.13468e-05 Jy ! Component: 100 - total flux cleaned = -0.000121402 Jy ! Component: 150 - total flux cleaned = -0.000343807 Jy ! Component: 200 - total flux cleaned = -0.000482092 Jy ! Total flux subtracted in 200 components = -0.000482092 Jy ! Clean residual min=-0.005503 max=0.005017 Jy/beam ! Clean residual mean=0.000262 rms=0.001276 Jy/beam ! Combined flux in latest and established models = 1.78273 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 264 components and 1.78273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125530Jy sigma=0.001106 ! Fit after self-cal, rms=0.125530Jy sigma=0.001106 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125530Jy sigma=0.001106 ! Fit after self-cal, rms=0.125438Jy sigma=0.001105 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.688 mas, bmaj=4.205 mas, bpa=6.536 degrees ! Estimated noise=1352.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.900873 Jy ! Component: 100 - total flux cleaned = 1.1586 Jy ! Component: 150 - total flux cleaned = 1.3051 Jy ! Component: 200 - total flux cleaned = 1.40614 Jy ! Total flux subtracted in 200 components = 1.40614 Jy ! Clean residual min=-0.021795 max=0.055889 Jy/beam ! Clean residual mean=0.001356 rms=0.008850 Jy/beam ! Combined flux in latest and established models = 1.40614 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 36 model components to the UV plane model. ! The established model now contains 36 components and 1.40614 Jy ! Inverting map and beam ! Estimated beam: bmin=3.121 mas, bmaj=5.13 mas, bpa=7.108 degrees ! Estimated noise=790.395 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 = 0.141626 Jy ! Component: 100 - total flux cleaned = 0.218255 Jy ! Component: 150 - total flux cleaned = 0.263363 Jy ! Component: 200 - total flux cleaned = 0.291551 Jy ! Total flux subtracted in 200 components = 0.291551 Jy ! Clean residual min=-0.004257 max=0.016641 Jy/beam ! Clean residual mean=0.004073 rms=0.002942 Jy/beam ! Combined flux in latest and established models = 1.69769 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 111 components and 1.69769 Jy ! Inverting map ! Added new window around map position (1, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0189769 Jy ! Component: 100 - total flux cleaned = 0.0325911 Jy ! Component: 150 - total flux cleaned = 0.043292 Jy ! Component: 200 - total flux cleaned = 0.0519583 Jy ! Total flux subtracted in 200 components = 0.0519583 Jy ! Clean residual min=-0.004568 max=0.006817 Jy/beam ! Clean residual mean=0.001635 rms=0.001552 Jy/beam ! Combined flux in latest and established models = 1.74965 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 159 components and 1.74965 Jy ! Inverting map ! Added new window around map position (-19.5, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00770401 Jy ! Component: 100 - total flux cleaned = 0.01373 Jy ! Component: 150 - total flux cleaned = 0.0187069 Jy ! Component: 200 - total flux cleaned = 0.0217611 Jy ! Total flux subtracted in 200 components = 0.0217611 Jy ! Clean residual min=-0.004776 max=0.004999 Jy/beam ! Clean residual mean=0.000625 rms=0.001282 Jy/beam ! Combined flux in latest and established models = 1.77141 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 186 components and 1.77141 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=9.589 mas, bmaj=11.7 mas, bpa=-5.214 degrees ! Estimated noise=975.278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0048087 Jy ! Component: 100 - total flux cleaned = 0.00733278 Jy ! Component: 150 - total flux cleaned = 0.00848133 Jy ! Component: 200 - total flux cleaned = 0.0092004 Jy ! Total flux subtracted in 200 components = 0.0092004 Jy ! Clean residual min=-0.004996 max=0.005356 Jy/beam ! Clean residual mean=0.000434 rms=0.001622 Jy/beam ! Combined flux in latest and established models = 1.78061 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 = 0.000420511 Jy ! Component: 100 - total flux cleaned = 0.000737111 Jy ! Component: 150 - total flux cleaned = 0.000967723 Jy ! Component: 200 - total flux cleaned = 0.00107751 Jy ! Total flux subtracted in 200 components = 0.00107751 Jy ! Clean residual min=-0.005054 max=0.004971 Jy/beam ! Clean residual mean=0.000320 rms=0.001561 Jy/beam ! Combined flux in latest and established models = 1.78169 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 216 components and 1.78169 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.121 mas, bmaj=5.13 mas, bpa=7.108 degrees ! Estimated noise=790.395 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00207522 Jy ! Component: 100 - total flux cleaned = -0.0020711 Jy ! Component: 150 - total flux cleaned = -0.00196451 Jy ! Component: 200 - total flux cleaned = -0.00196446 Jy ! Total flux subtracted in 200 components = -0.00196446 Jy ! Clean residual min=-0.004848 max=0.004312 Jy/beam ! Clean residual mean=0.000251 rms=0.001142 Jy/beam ! Combined flux in latest and established models = 1.77973 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 232 components and 1.77973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125703Jy sigma=0.001105 ! Fit after self-cal, rms=0.125501Jy sigma=0.001104 wmodel J1925+2106_S_2010_10_13_pus_map.mod ! Writing 232 model components to file: J1925+2106_S_2010_10_13_pus_map.mod wobs J1925+2106_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1925+2106_S_2010_10_13_pus_uvs.fits wwins J1925+2106_S_2010_10_13_pus_map.win ! wwins: Wrote 8 windows to J1925+2106_S_2010_10_13_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 = -0.000191435 Jy ! Component: 100 - total flux cleaned = 0.000175922 Jy ! Component: 150 - total flux cleaned = 0.000517061 Jy ! Component: 200 - total flux cleaned = 0.000899902 Jy ! Component: 250 - total flux cleaned = 0.00126909 Jy ! Component: 300 - total flux cleaned = 0.00168474 Jy ! Component: 350 - total flux cleaned = 0.00202935 Jy ! Component: 400 - total flux cleaned = 0.00247381 Jy ! Component: 450 - total flux cleaned = 0.0027429 Jy ! Component: 500 - total flux cleaned = 0.00290048 Jy ! Component: 550 - total flux cleaned = 0.00305508 Jy ! Component: 600 - total flux cleaned = 0.00325579 Jy ! Component: 650 - total flux cleaned = 0.0034026 Jy ! Component: 700 - total flux cleaned = 0.00349917 Jy ! Component: 750 - total flux cleaned = 0.00368812 Jy ! Component: 800 - total flux cleaned = 0.00382661 Jy ! Component: 850 - total flux cleaned = 0.0039623 Jy ! Component: 900 - total flux cleaned = 0.00409527 Jy ! Component: 950 - total flux cleaned = 0.00422532 Jy ! Component: 1000 - total flux cleaned = 0.00431047 Jy ! Component: 1050 - total flux cleaned = 0.00435237 Jy ! Component: 1100 - total flux cleaned = 0.00443522 Jy ! Component: 1150 - total flux cleaned = 0.00451639 Jy ! Component: 1200 - total flux cleaned = 0.00455628 Jy ! Component: 1250 - total flux cleaned = 0.004635 Jy ! Component: 1300 - total flux cleaned = 0.00467347 Jy ! Component: 1350 - total flux cleaned = 0.00471141 Jy ! Component: 1400 - total flux cleaned = 0.00478645 Jy ! Component: 1450 - total flux cleaned = 0.00478623 Jy ! Component: 1500 - total flux cleaned = 0.00482283 Jy ! Component: 1550 - total flux cleaned = 0.00485886 Jy ! Component: 1600 - total flux cleaned = 0.00485888 Jy ! Component: 1650 - total flux cleaned = 0.00489447 Jy ! Component: 1700 - total flux cleaned = 0.00492959 Jy ! Component: 1750 - total flux cleaned = 0.00496407 Jy ! Component: 1800 - total flux cleaned = 0.00499812 Jy ! Component: 1850 - total flux cleaned = 0.00499819 Jy ! Component: 1900 - total flux cleaned = 0.00506468 Jy ! Component: 1950 - total flux cleaned = 0.00509727 Jy ! Component: 2000 - total flux cleaned = 0.00509701 Jy ! Total flux subtracted in 2048 components = 0.00509687 Jy ! Clean residual min=-0.001783 max=0.002211 Jy/beam ! Clean residual mean=0.000028 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 1.78482 Jy keep ! Adding 132 model components to the UV plane model. ! The established model now contains 363 components and 1.78482 Jy ![Exited script file: muppet] wmap "J1925+2106_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.121 x 5.13 at 7.108 degrees (North through East) ! Clean map min=-0.0036862 max=1.215 Jy/beam ! Writing clean map to FITS file: J1925+2106_S_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.21503 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000611648 device "J1925+2106_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1925+2106_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.15102 0.15102 0.30204 0.60408 1.20816 2.41632 4.83264 9.66529 19.3306 38.6611 77.3223 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.215 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.121 x 5.13 at 7.108 degrees (North through East) ! Clean map min=-0.0036862 max=1.215 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1925+2106_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1925+2106_S_2010_10_13_pus_map.gif/vgif' mapplot cln