! Started logfile: J0757+0956_S_2000_03_13_pus_uvs.log on Tue Apr 2 23:23:33 2013 obs J0757+0956_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0757+0956_S_2000_03_13_pus_uva.fits ! AN table 1: 50 integrations on 190 of 190 possible baselines. ! AN table 2: 238 integrations on 190 of 190 possible baselines. ! AN table 3: 41 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.103631 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0757+0956 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2251 lines of history. ! ! Reading 25912 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 J0757+0956_S_2000_03_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 853 telescope corrections were flagged in sub-array 1. ! A total of 3507 telescope corrections were flagged in sub-array 2. ! A total of 525 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 852 telescope corrections were flagged in sub-array 1. ! A total of 3499 telescope corrections were flagged in sub-array 2. ! A total of 525 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 852 telescope corrections were flagged in sub-array 1. ! A total of 3553 telescope corrections were flagged in sub-array 2. ! A total of 544 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 851 telescope corrections were flagged in sub-array 1. ! A total of 3511 telescope corrections were flagged in sub-array 2. ! A total of 525 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.973302Jy sigma=0.007680 ! Fit after self-cal, rms=0.327832Jy sigma=0.002064 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.905 mas, bmaj=4.043 mas, bpa=2.92 degrees ! Estimated noise=1062.48 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 = 0.703314 Jy ! Component: 100 - total flux cleaned = 0.889361 Jy ! Total flux subtracted in 100 components = 0.889361 Jy ! Clean residual min=-0.020282 max=0.081832 Jy/beam ! Clean residual mean=0.000221 rms=0.006782 Jy/beam ! Combined flux in latest and established models = 0.889361 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.889361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331109Jy sigma=0.002167 ! Fit after self-cal, rms=0.330702Jy sigma=0.002166 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0925125 Jy ! Component: 100 - total flux cleaned = 0.149845 Jy ! Total flux subtracted in 100 components = 0.149845 Jy ! Clean residual min=-0.016095 max=0.032374 Jy/beam ! Clean residual mean=0.000025 rms=0.004445 Jy/beam ! Combined flux in latest and established models = 1.03921 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 1.03921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.283406Jy sigma=0.001676 ! Fit after self-cal, rms=0.282769Jy sigma=0.001674 ! Inverting map ! Added new window around map position (1, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0411208 Jy ! Component: 100 - total flux cleaned = 0.0704395 Jy ! Total flux subtracted in 100 components = 0.0704395 Jy ! Clean residual min=-0.014406 max=0.017332 Jy/beam ! Clean residual mean=-0.000065 rms=0.003742 Jy/beam ! Combined flux in latest and established models = 1.10965 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 44 components and 1.10965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269721Jy sigma=0.001535 ! Fit after self-cal, rms=0.269498Jy sigma=0.001534 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.315 mas, bmaj=4.458 mas, bpa=0.1201 degrees ! Estimated noise=642.524 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 = 0.0473452 Jy ! Component: 100 - total flux cleaned = 0.0731527 Jy ! Component: 150 - total flux cleaned = 0.0886899 Jy ! Component: 200 - total flux cleaned = 0.0982697 Jy ! Total flux subtracted in 200 components = 0.0982697 Jy ! Clean residual min=-0.011075 max=0.015607 Jy/beam ! Clean residual mean=-0.000361 rms=0.003384 Jy/beam ! Combined flux in latest and established models = 1.20792 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 66 components and 1.20792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259818Jy sigma=0.001452 ! Fit after self-cal, rms=0.259584Jy sigma=0.001450 ! 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 1.06 FD 0.99 GC 1.07 KP 1.10 ! LA 0.99 NL 0.98 OV 1.00 PT 1.00 ! SC 1.00 WF 1.11 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.04 WZ 1.00* HN 1.01 ! ! A total of 201 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 GC 1.04 KP 0.91 ! LA 1.00 NL 1.00 OV 1.01 PT 1.01 ! SC 0.96 WF 0.97 HH 1.09 KK 1.00* ! MA 1.00* MC 0.97 MK 1.05 NY 1.03 ! ON 0.84 TS 1.03 WZ 0.85 HN 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.00 GC 1.04 KP 0.99 ! LA 1.00 NL 0.98 OV 1.01 PT 1.00 ! SC 0.97 WF 1.15 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.04 NY 0.99 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 GC 1.04 KP 0.99 ! LA 1.01 NL 1.00 OV 0.97 PT 1.01 ! SC 1.02 WF 0.94 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.06 WZ 1.00* HN 1.04 ! ! A total of 204 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 GC 1.05 KP 0.90 ! LA 1.01 NL 1.00 OV 0.99 PT 1.01 ! SC 1.00 WF 1.02 HH 1.00 KK 1.00* ! MA 1.00* MC 1.02 MK 1.03 NY 1.02 ! ON 0.84 TS 1.02 WZ 0.86 HN 1.00 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.99 GC 1.05 KP 0.97 ! LA 1.01 NL 1.01 OV 0.98 PT 1.01 ! SC 0.98 WF 0.99 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.05 NY 1.06 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 GC 1.04 KP 1.02 ! LA 0.99 NL 0.93 OV 1.00 PT 1.10 ! SC 1.00 WF 0.86 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.07 WZ 1.00* HN 1.08 ! ! A total of 180 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 GC 1.01 KP 0.99 ! LA 1.01 NL 0.98 OV 1.02 PT 0.98 ! SC 0.98 WF 0.85 HH 1.05 KK 1.00* ! MA 1.00* MC 1.40 MK 1.03 NY 1.07 ! ON 0.86 TS 1.03 WZ 0.87 HN 1.06 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.96 GC 1.04 KP 1.07 ! LA 1.00 NL 0.96 OV 1.03 PT 1.00 ! SC 0.96 WF 1.56 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.09 NY 1.08 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 GC 1.02 KP 1.00 ! LA 0.99 NL 1.00 OV 1.00 PT 1.23 ! SC 1.03 WF 0.92 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.07 WZ 1.00* HN 1.05 ! ! A total of 204 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00 GC 1.03 KP 0.96 ! LA 1.01 NL 0.99 OV 1.01 PT 1.03 ! SC 0.97 WF 1.06 HH 1.02 KK 1.00* ! MA 1.00* MC 1.42 MK 1.02 NY 1.01 ! ON 0.84 TS 1.03 WZ 0.89 HN 1.11 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.01 GC 1.05 KP 1.02 ! LA 1.00 NL 0.96 OV 1.01 PT 1.19 ! SC 0.98 WF 1.04 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.07 NY 1.03 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.06 ! ! ! Fit before self-cal, rms=0.259584Jy sigma=0.001450 ! Fit after self-cal, rms=0.234979Jy sigma=0.001329 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.282 mas, bmaj=4.513 mas, bpa=-0.5799 degrees ! Estimated noise=654.89 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 = -0.00199776 Jy ! Component: 100 - total flux cleaned = -0.00394819 Jy ! Component: 150 - total flux cleaned = -0.00431026 Jy ! Component: 200 - total flux cleaned = -0.00463329 Jy ! Total flux subtracted in 200 components = -0.00463329 Jy ! Clean residual min=-0.009787 max=0.010913 Jy/beam ! Clean residual mean=-0.000012 rms=0.002402 Jy/beam ! Combined flux in latest and established models = 1.20328 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 72 components and 1.20328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234602Jy sigma=0.001326 ! Fit after self-cal, rms=0.234570Jy sigma=0.001325 ! 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=0.234570Jy sigma=0.001325 ! Fit after self-cal, rms=0.231105Jy sigma=0.001291 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.28 mas, bmaj=4.516 mas, bpa=-0.7511 degrees ! Estimated noise=652.986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000326108 Jy ! Component: 100 - total flux cleaned = -0.000680725 Jy ! Component: 150 - total flux cleaned = -0.000687653 Jy ! Component: 200 - total flux cleaned = -0.00069542 Jy ! Total flux subtracted in 200 components = -0.00069542 Jy ! Clean residual min=-0.007310 max=0.007446 Jy/beam ! Clean residual mean=-0.000033 rms=0.001854 Jy/beam ! Combined flux in latest and established models = 1.20259 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 76 components and 1.20259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230838Jy sigma=0.001289 ! Fit after self-cal, rms=0.230828Jy sigma=0.001289 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 = 0.000387197 Jy ! Component: 100 - total flux cleaned = 0.000280414 Jy ! Component: 150 - total flux cleaned = 9.61867e-05 Jy ! Component: 200 - total flux cleaned = 1.33479e-05 Jy ! Total flux subtracted in 200 components = 1.33479e-05 Jy ! Clean residual min=-0.007384 max=0.007352 Jy/beam ! Clean residual mean=-0.000032 rms=0.001844 Jy/beam ! Combined flux in latest and established models = 1.2026 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 77 components and 1.2026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230730Jy sigma=0.001288 ! Fit after self-cal, rms=0.230723Jy sigma=0.001288 ! 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=0.230723Jy sigma=0.001288 ! Fit after self-cal, rms=0.225531Jy sigma=0.001240 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.293 mas, bmaj=4.505 mas, bpa=-0.7627 degrees ! Estimated noise=653.939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00450146 Jy ! Component: 100 - total flux cleaned = -0.00485478 Jy ! Component: 150 - total flux cleaned = -0.00495446 Jy ! Component: 200 - total flux cleaned = -0.00512969 Jy ! Total flux subtracted in 200 components = -0.00512969 Jy ! Clean residual min=-0.003630 max=0.005241 Jy/beam ! Clean residual mean=0.000130 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 1.19747 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 86 components and 1.19747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225369Jy sigma=0.001239 ! Fit after self-cal, rms=0.225407Jy sigma=0.001239 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 (-8.5, 21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00462676 Jy ! Component: 100 - total flux cleaned = 0.00630087 Jy ! Component: 150 - total flux cleaned = 0.00670391 Jy ! Component: 200 - total flux cleaned = 0.00692572 Jy ! Total flux subtracted in 200 components = 0.00692572 Jy ! Clean residual min=-0.003371 max=0.004603 Jy/beam ! Clean residual mean=0.000099 rms=0.000973 Jy/beam ! Combined flux in latest and established models = 1.2044 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 101 components and 1.2044 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225278Jy sigma=0.001238 ! Fit after self-cal, rms=0.225274Jy sigma=0.001238 ! Inverting map ! Added new window around map position (-5, 45). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0041054 Jy ! Component: 100 - total flux cleaned = 0.00555869 Jy ! Component: 150 - total flux cleaned = 0.00606365 Jy ! Component: 200 - total flux cleaned = 0.0063313 Jy ! Total flux subtracted in 200 components = 0.0063313 Jy ! Clean residual min=-0.003245 max=0.003894 Jy/beam ! Clean residual mean=0.000073 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 1.21073 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 111 components and 1.21073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225167Jy sigma=0.001237 ! Fit after self-cal, rms=0.225166Jy sigma=0.001237 ! 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=0.225166Jy sigma=0.001237 ! Fit after self-cal, rms=0.225402Jy sigma=0.001237 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.567 mas, bmaj=9.933 mas, bpa=3.477 degrees ! Estimated noise=851.139 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000602013 Jy ! Component: 100 - total flux cleaned = 0.00138722 Jy ! Component: 150 - total flux cleaned = 0.00185698 Jy ! Component: 200 - total flux cleaned = 0.0021988 Jy ! Total flux subtracted in 200 components = 0.0021988 Jy ! Clean residual min=-0.003082 max=0.004096 Jy/beam ! Clean residual mean=0.000181 rms=0.001117 Jy/beam ! Combined flux in latest and established models = 1.21293 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 119 components and 1.21293 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225370Jy sigma=0.001237 ! Fit after self-cal, rms=0.225365Jy sigma=0.001237 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 = 0.000245183 Jy ! Component: 100 - total flux cleaned = 0.000537705 Jy ! Component: 150 - total flux cleaned = 0.000539236 Jy ! Component: 200 - total flux cleaned = 0.000540269 Jy ! Total flux subtracted in 200 components = 0.000540269 Jy ! Clean residual min=-0.003078 max=0.004128 Jy/beam ! Clean residual mean=0.000176 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 1.21347 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 125 components and 1.21347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225358Jy sigma=0.001237 ! Fit after self-cal, rms=0.225357Jy sigma=0.001237 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=2.297 mas, bmaj=4.506 mas, bpa=-0.7515 degrees ! Estimated noise=654.39 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.297 x 4.506 at -0.7515 degrees (North through East) ! Clean map min=-0.0028321 max=0.93473 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=0.225357Jy sigma=0.001237 ! Fit after self-cal, rms=0.204882Jy sigma=0.001114 ! Inverting map and beam ! Estimated beam: bmin=2.295 mas, bmaj=4.511 mas, bpa=-0.7035 degrees ! Estimated noise=653.355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00270592 Jy ! Component: 100 - total flux cleaned = -0.00375848 Jy ! Component: 150 - total flux cleaned = -0.00388543 Jy ! Component: 200 - total flux cleaned = -0.00394698 Jy ! Total flux subtracted in 200 components = -0.00394698 Jy ! Clean residual min=-0.002921 max=0.003062 Jy/beam ! Clean residual mean=0.000023 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 1.20952 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 1.20952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204816Jy sigma=0.001113 ! Fit after self-cal, rms=0.204822Jy sigma=0.001113 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000243059 Jy ! Component: 100 - total flux cleaned = -0.00029318 Jy ! Component: 150 - total flux cleaned = -0.000341445 Jy ! Component: 200 - total flux cleaned = -0.000432718 Jy ! Total flux subtracted in 200 components = -0.000432718 Jy ! Clean residual min=-0.002902 max=0.003054 Jy/beam ! Clean residual mean=0.000026 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 1.20909 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 145 components and 1.20909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204794Jy sigma=0.001113 ! Fit after self-cal, rms=0.204798Jy sigma=0.001113 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204798Jy sigma=0.001113 ! Fit after self-cal, rms=0.204788Jy sigma=0.001113 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.928 mas, bmaj=4.043 mas, bpa=2.574 degrees ! Estimated noise=1090.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.717848 Jy ! Component: 100 - total flux cleaned = 0.907693 Jy ! Component: 150 - total flux cleaned = 0.99866 Jy ! Component: 200 - total flux cleaned = 1.05199 Jy ! Total flux subtracted in 200 components = 1.05199 Jy ! Clean residual min=-0.008824 max=0.028298 Jy/beam ! Clean residual mean=0.000210 rms=0.002838 Jy/beam ! Combined flux in latest and established models = 1.05199 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 24 model components to the UV plane model. ! The established model now contains 24 components and 1.05199 Jy ! Inverting map and beam ! Estimated beam: bmin=2.298 mas, bmaj=4.511 mas, bpa=-0.7017 degrees ! Estimated noise=653.339 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 = 0.056708 Jy ! Component: 100 - total flux cleaned = 0.0883302 Jy ! Component: 150 - total flux cleaned = 0.107231 Jy ! Component: 200 - total flux cleaned = 0.118836 Jy ! Total flux subtracted in 200 components = 0.118836 Jy ! Clean residual min=-0.004433 max=0.007006 Jy/beam ! Clean residual mean=0.000199 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 1.17083 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 59 components and 1.17083 Jy ! Inverting map ! Added new window around map position (3.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00766392 Jy ! Component: 100 - total flux cleaned = 0.0134309 Jy ! Component: 150 - total flux cleaned = 0.0181141 Jy ! Component: 200 - total flux cleaned = 0.0219464 Jy ! Total flux subtracted in 200 components = 0.0219464 Jy ! Clean residual min=-0.003740 max=0.003540 Jy/beam ! Clean residual mean=0.000094 rms=0.000880 Jy/beam ! Combined flux in latest and established models = 1.19277 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 77 components and 1.19277 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.575 mas, bmaj=9.941 mas, bpa=3.584 degrees ! Estimated noise=847.777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00455298 Jy ! Component: 100 - total flux cleaned = 0.00759911 Jy ! Component: 150 - total flux cleaned = 0.00980118 Jy ! Component: 200 - total flux cleaned = 0.0112066 Jy ! Total flux subtracted in 200 components = 0.0112066 Jy ! Clean residual min=-0.002786 max=0.003472 Jy/beam ! Clean residual mean=0.000111 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 1.20398 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 = 0.000696673 Jy ! Component: 100 - total flux cleaned = 0.00124067 Jy ! Component: 150 - total flux cleaned = 0.00155306 Jy ! Component: 200 - total flux cleaned = 0.00176114 Jy ! Total flux subtracted in 200 components = 0.00176114 Jy ! Clean residual min=-0.002694 max=0.003661 Jy/beam ! Clean residual mean=0.000090 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 1.20574 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 111 components and 1.20574 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.298 mas, bmaj=4.511 mas, bpa=-0.7017 degrees ! Estimated noise=653.339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000458911 Jy ! Component: 100 - total flux cleaned = -0.000807854 Jy ! Component: 150 - total flux cleaned = -0.000885811 Jy ! Component: 200 - total flux cleaned = -0.00095563 Jy ! Total flux subtracted in 200 components = -0.00095563 Jy ! Clean residual min=-0.003091 max=0.003123 Jy/beam ! Clean residual mean=0.000040 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 1.20479 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 129 components and 1.20479 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204773Jy sigma=0.001113 ! Fit after self-cal, rms=0.204749Jy sigma=0.001113 wmodel J0757+0956_S_2000_03_13_pus_map.mod ! Writing 129 model components to file: J0757+0956_S_2000_03_13_pus_map.mod wobs J0757+0956_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0757+0956_S_2000_03_13_pus_uvs.fits wwins J0757+0956_S_2000_03_13_pus_map.win ! wwins: Wrote 5 windows to J0757+0956_S_2000_03_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 = 0.000237109 Jy ! Component: 100 - total flux cleaned = 0.00023887 Jy ! Component: 150 - total flux cleaned = 0.000504993 Jy ! Component: 200 - total flux cleaned = 0.000453099 Jy ! Component: 250 - total flux cleaned = 0.000502555 Jy ! Component: 300 - total flux cleaned = 0.000698971 Jy ! Component: 350 - total flux cleaned = 0.000987483 Jy ! Component: 400 - total flux cleaned = 0.00136411 Jy ! Component: 450 - total flux cleaned = 0.0015026 Jy ! Component: 500 - total flux cleaned = 0.00173054 Jy ! Component: 550 - total flux cleaned = 0.00195443 Jy ! Component: 600 - total flux cleaned = 0.00199887 Jy ! Component: 650 - total flux cleaned = 0.00221777 Jy ! Component: 700 - total flux cleaned = 0.00239056 Jy ! Component: 750 - total flux cleaned = 0.0026894 Jy ! Component: 800 - total flux cleaned = 0.00298436 Jy ! Component: 850 - total flux cleaned = 0.00327565 Jy ! Component: 900 - total flux cleaned = 0.00344027 Jy ! Component: 950 - total flux cleaned = 0.00360402 Jy ! Component: 1000 - total flux cleaned = 0.00372543 Jy ! Component: 1050 - total flux cleaned = 0.00392559 Jy ! Component: 1100 - total flux cleaned = 0.00392555 Jy ! Component: 1150 - total flux cleaned = 0.00408262 Jy ! Component: 1200 - total flux cleaned = 0.00412151 Jy ! Component: 1250 - total flux cleaned = 0.00419887 Jy ! Component: 1300 - total flux cleaned = 0.00431365 Jy ! Component: 1350 - total flux cleaned = 0.00435159 Jy ! Component: 1400 - total flux cleaned = 0.00435153 Jy ! Component: 1450 - total flux cleaned = 0.00450089 Jy ! Component: 1500 - total flux cleaned = 0.00457459 Jy ! Component: 1550 - total flux cleaned = 0.00464756 Jy ! Component: 1600 - total flux cleaned = 0.00457455 Jy ! Component: 1650 - total flux cleaned = 0.00464672 Jy ! Component: 1700 - total flux cleaned = 0.00468242 Jy ! Component: 1750 - total flux cleaned = 0.00461116 Jy ! Component: 1800 - total flux cleaned = 0.00461138 Jy ! Component: 1850 - total flux cleaned = 0.00471676 Jy ! Component: 1900 - total flux cleaned = 0.00468219 Jy ! Component: 1950 - total flux cleaned = 0.00468228 Jy ! Component: 2000 - total flux cleaned = 0.00478558 Jy ! Total flux subtracted in 2048 components = 0.00481993 Jy ! Clean residual min=-0.001935 max=0.002212 Jy/beam ! Clean residual mean=0.000034 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 1.20961 Jy keep ! Adding 159 model components to the UV plane model. ! The established model now contains 288 components and 1.20961 Jy ![Exited script file: muppet] wmap "J0757+0956_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.298 x 4.511 at -0.7017 degrees (North through East) ! Clean map min=-0.0030189 max=0.93945 Jy/beam ! Writing clean map to FITS file: J0757+0956_S_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.939453 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00063882 device "J0757+0956_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0757+0956_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.203997 0.203997 0.407995 0.815989 1.63198 3.26396 6.52792 13.0558 26.1117 52.2233 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.939 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.298 x 4.511 at -0.7017 degrees (North through East) ! Clean map min=-0.0030189 max=0.93945 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0757+0956_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 23:23:44 2013