! Started logfile: J0927+3902_S_2000_03_13_pus_uvs.log on Tue Apr 2 23:29:29 2013 obs J0927+3902_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0927+3902_S_2000_03_13_pus_uva.fits ! AN table 1: 54 integrations on 190 of 190 possible baselines. ! AN table 2: 170 integrations on 190 of 190 possible baselines. ! AN table 3: 74 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.173101 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0927+3902 ! ! 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 39204 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 J0927+3902_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 407 telescope corrections were flagged in sub-array 1. ! A total of 2697 telescope corrections were flagged in sub-array 2. ! A total of 967 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 407 telescope corrections were flagged in sub-array 1. ! A total of 2697 telescope corrections were flagged in sub-array 2. ! A total of 967 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 457 telescope corrections were flagged in sub-array 1. ! A total of 2746 telescope corrections were flagged in sub-array 2. ! A total of 968 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 407 telescope corrections were flagged in sub-array 1. ! A total of 2697 telescope corrections were flagged in sub-array 2. ! A total of 967 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=3.569776Jy sigma=0.026535 ! Fit after self-cal, rms=2.838612Jy sigma=0.021208 ! 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=2.027 mas, bmaj=2.656 mas, bpa=13.06 degrees ! Estimated noise=861.712 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 = 2.56009 Jy ! Component: 100 - total flux cleaned = 3.26274 Jy ! Total flux subtracted in 100 components = 3.26274 Jy ! Clean residual min=-0.081457 max=0.321243 Jy/beam ! Clean residual mean=0.000274 rms=0.023946 Jy/beam ! Combined flux in latest and established models = 3.26274 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 3.26274 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.088017Jy sigma=0.007599 ! Fit after self-cal, rms=1.087262Jy sigma=0.007595 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.35383 Jy ! Component: 100 - total flux cleaned = 0.562703 Jy ! Total flux subtracted in 100 components = 0.562703 Jy ! Clean residual min=-0.074772 max=0.123549 Jy/beam ! Clean residual mean=-0.000310 rms=0.018274 Jy/beam ! Combined flux in latest and established models = 3.82545 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 3.82545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.866464Jy sigma=0.005679 ! Fit after self-cal, rms=0.865441Jy sigma=0.005673 ! Inverting map ! Added new window around map position (-2, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.145888 Jy ! Component: 100 - total flux cleaned = 0.248361 Jy ! Total flux subtracted in 100 components = 0.248361 Jy ! Clean residual min=-0.076401 max=0.104818 Jy/beam ! Clean residual mean=-0.000570 rms=0.016690 Jy/beam ! Combined flux in latest and established models = 4.07381 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 20 components and 4.07381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.811663Jy sigma=0.005145 ! Fit after self-cal, rms=0.811301Jy sigma=0.005142 ! 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=2.417 mas, bmaj=3.08 mas, bpa=4.634 degrees ! Estimated noise=519.013 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 = 0.170588 Jy ! Component: 100 - total flux cleaned = 0.265964 Jy ! Component: 150 - total flux cleaned = 0.326873 Jy ! Component: 200 - total flux cleaned = 0.3666 Jy ! Total flux subtracted in 200 components = 0.3666 Jy ! Clean residual min=-0.071002 max=0.086435 Jy/beam ! Clean residual mean=-0.002839 rms=0.015527 Jy/beam ! Combined flux in latest and established models = 4.44041 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 4.44041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.765860Jy sigma=0.004760 ! Fit after self-cal, rms=0.765677Jy sigma=0.004757 ! 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 1.03 FD 1.00 GC 1.07 KP 0.92 ! LA 0.98 NL 1.01 OV 0.97 PT 0.95 ! SC 1.00 WF 0.95 HH 1.00* KK 1.00* ! MA 1.00* MC 1.03 MK 1.00* NY 1.12 ! ON 0.83 TS 1.20 WZ 0.94 HN 1.08 ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.09 GC 1.09 KP 1.04 ! LA 1.07 NL 1.04 OV 1.08 PT 1.08 ! SC 1.03 WF 0.99 HH 1.08 KK 1.00* ! MA 1.00* MC 0.96 MK 1.00* NY 1.03 ! ON 0.84 TS 1.04 WZ 0.82 HN 1.06 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.93 GC 1.11 KP 1.28 ! LA 1.06 NL 0.98 OV 1.04 PT 1.06 ! SC 1.00* WF 0.79 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.05 ! ON 0.91 TS 1.08 WZ 1.08 HN 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 GC 1.00 KP 0.93 ! LA 0.98 NL 1.01 OV 0.94 PT 0.96 ! SC 1.02 WF 1.04 HH 1.00* KK 1.00* ! MA 1.00* MC 1.20 MK 1.00* NY 1.00 ! ON 0.83 TS 1.20 WZ 0.93 HN 1.07 ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.05 GC 1.09 KP 1.00 ! LA 1.07 NL 1.06 OV 1.05 PT 1.08 ! SC 1.04 WF 1.06 HH 1.02 KK 1.00* ! MA 1.00* MC 1.11 MK 1.00* NY 1.01 ! ON 0.84 TS 1.02 WZ 0.81 HN 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.90 GC 1.10 KP 1.07 ! LA 1.07 NL 0.98 OV 1.02 PT 1.06 ! SC 1.00* WF 1.02 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.01 NY 1.04 ! ON 0.90 TS 1.07 WZ 1.06 HN 1.03 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 GC 1.04 KP 0.98 ! LA 0.95 NL 0.95 OV 0.95 PT 0.90 ! SC 0.97 WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 2.02 MK 1.00* NY 1.00 ! ON 0.81 TS 1.16 WZ 0.90 HN 1.06 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 GC 1.06 KP 1.05 ! LA 1.04 NL 1.00 OV 1.04 PT 1.01 ! SC 1.01 WF 1.35 HH 1.05 KK 1.00* ! MA 1.00* MC 0.81 MK 1.00* NY 0.97 ! ON 0.79 TS 0.98 WZ 0.84 HN 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.86 GC 1.06 KP 1.10 ! LA 1.03 NL 0.93 OV 1.03 PT 0.97 ! SC 1.00* WF 0.71 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.99 NY 1.02 ! ON 0.87 TS 1.04 WZ 1.01 HN 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 GC 1.04 KP 0.94 ! LA 0.94 NL 0.94 OV 0.93 PT 0.97 ! SC 0.98 WF 1.01 HH 1.00* KK 1.00* ! MA 1.00* MC 1.50 MK 1.00* NY 0.95 ! ON 0.80 TS 1.15 WZ 0.90 HN 1.05 ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.02 GC 1.06 KP 1.01 ! LA 1.02 NL 0.99 OV 1.02 PT 0.97 ! SC 1.01 WF 1.04 HH 0.95 KK 1.00* ! MA 1.00* MC 0.80 MK 1.00* NY 0.96 ! ON 0.83 TS 1.00 WZ 0.78 HN 1.06 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.89 GC 1.06 KP 1.05 ! LA 1.03 NL 0.94 OV 1.01 PT 0.90 ! SC 1.00* WF 1.01 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.98 NY 0.95 ! ON 0.84 TS 1.02 WZ 0.96 HN 1.00 ! ! ! Fit before self-cal, rms=0.765677Jy sigma=0.004757 ! Fit after self-cal, rms=0.455722Jy sigma=0.003264 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.438 mas, bmaj=3.091 mas, bpa=3.826 degrees ! Estimated noise=522.152 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 = -0.00974654 Jy ! Component: 100 - total flux cleaned = -0.0138239 Jy ! Component: 150 - total flux cleaned = -0.0160706 Jy ! Component: 200 - total flux cleaned = -0.0184965 Jy ! Total flux subtracted in 200 components = -0.0184965 Jy ! Clean residual min=-0.036332 max=0.033857 Jy/beam ! Clean residual mean=-0.001680 rms=0.009091 Jy/beam ! Combined flux in latest and established models = 4.42191 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 4.42191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.453312Jy sigma=0.003252 ! Fit after self-cal, rms=0.453145Jy sigma=0.003251 ! 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=0.453145Jy sigma=0.003251 ! Fit after self-cal, rms=0.307401Jy sigma=0.001978 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.433 mas, bmaj=3.099 mas, bpa=3.659 degrees ! Estimated noise=522.298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0146549 Jy ! Component: 100 - total flux cleaned = -0.0181929 Jy ! Component: 150 - total flux cleaned = -0.0210031 Jy ! Component: 200 - total flux cleaned = -0.0240442 Jy ! Total flux subtracted in 200 components = -0.0240442 Jy ! Clean residual min=-0.012597 max=0.037978 Jy/beam ! Clean residual mean=-0.000037 rms=0.002849 Jy/beam ! Combined flux in latest and established models = 4.39787 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 4.39787 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305151Jy sigma=0.001963 ! Fit after self-cal, rms=0.305044Jy sigma=0.001962 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 (4.5, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0293572 Jy ! Component: 100 - total flux cleaned = 0.0272513 Jy ! Component: 150 - total flux cleaned = 0.0268152 Jy ! Component: 200 - total flux cleaned = 0.0264703 Jy ! Total flux subtracted in 200 components = 0.0264703 Jy ! Clean residual min=-0.013671 max=0.012211 Jy/beam ! Clean residual mean=-0.000138 rms=0.002303 Jy/beam ! Combined flux in latest and established models = 4.42434 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 49 components and 4.42434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301284Jy sigma=0.001936 ! Fit after self-cal, rms=0.300532Jy sigma=0.001931 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250879 Jy ! Component: 100 - total flux cleaned = 0.00325629 Jy ! Component: 150 - total flux cleaned = 0.00323937 Jy ! Component: 200 - total flux cleaned = 0.00323289 Jy ! Total flux subtracted in 200 components = 0.00323289 Jy ! Clean residual min=-0.012237 max=0.009644 Jy/beam ! Clean residual mean=-0.000151 rms=0.002144 Jy/beam ! Combined flux in latest and established models = 4.42757 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 54 components and 4.42757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299538Jy sigma=0.001925 ! Fit after self-cal, rms=0.299344Jy sigma=0.001924 ! 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=0.299344Jy sigma=0.001924 ! Fit after self-cal, rms=0.296259Jy sigma=0.001906 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.432 mas, bmaj=3.106 mas, bpa=3.46 degrees ! Estimated noise=522.586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00496998 Jy ! Component: 100 - total flux cleaned = -0.00502335 Jy ! Component: 150 - total flux cleaned = -0.00504152 Jy ! Component: 200 - total flux cleaned = -0.00535418 Jy ! Total flux subtracted in 200 components = -0.00535418 Jy ! Clean residual min=-0.009054 max=0.007993 Jy/beam ! Clean residual mean=-0.000083 rms=0.001784 Jy/beam ! Combined flux in latest and established models = 4.42222 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 60 components and 4.42222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295077Jy sigma=0.001898 ! Fit after self-cal, rms=0.295028Jy sigma=0.001898 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 = 0.000677863 Jy ! Component: 100 - total flux cleaned = 0.000414531 Jy ! Component: 150 - total flux cleaned = 0.000424705 Jy ! Component: 200 - total flux cleaned = 0.000419627 Jy ! Total flux subtracted in 200 components = 0.000419627 Jy ! Clean residual min=-0.008253 max=0.007607 Jy/beam ! Clean residual mean=-0.000084 rms=0.001724 Jy/beam ! Combined flux in latest and established models = 4.42264 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 4.42264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294558Jy sigma=0.001895 ! Fit after self-cal, rms=0.294518Jy sigma=0.001895 ! 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=0.294518Jy sigma=0.001895 ! Fit after self-cal, rms=0.294343Jy sigma=0.001893 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.184 mas, bmaj=8.878 mas, bpa=34.38 degrees ! Estimated noise=780.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00244949 Jy ! Component: 100 - total flux cleaned = -0.00247724 Jy ! Component: 150 - total flux cleaned = -0.00295451 Jy ! Component: 200 - total flux cleaned = -0.00333732 Jy ! Total flux subtracted in 200 components = -0.00333732 Jy ! Clean residual min=-0.007078 max=0.006461 Jy/beam ! Clean residual mean=-0.000320 rms=0.002025 Jy/beam ! Combined flux in latest and established models = 4.4193 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 77 components and 4.4193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294368Jy sigma=0.001893 ! Fit after self-cal, rms=0.294333Jy sigma=0.001893 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 = 0.000435405 Jy ! Component: 100 - total flux cleaned = 0.00027339 Jy ! Component: 150 - total flux cleaned = -2.46077e-05 Jy ! Component: 200 - total flux cleaned = -0.000210387 Jy ! Total flux subtracted in 200 components = -0.000210387 Jy ! Clean residual min=-0.007092 max=0.006484 Jy/beam ! Clean residual mean=-0.000317 rms=0.002036 Jy/beam ! Combined flux in latest and established models = 4.41909 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 84 components and 4.41909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294358Jy sigma=0.001894 ! Fit after self-cal, rms=0.294351Jy sigma=0.001894 ! 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=2.433 mas, bmaj=3.11 mas, bpa=3.36 degrees ! Estimated noise=523.002 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.433 x 3.11 at 3.36 degrees (North through East) ! Clean map min=-0.0076741 max=3.5102 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=0.294351Jy sigma=0.001894 ! Fit after self-cal, rms=0.242909Jy sigma=0.001231 ! Inverting map and beam ! Estimated beam: bmin=2.434 mas, bmaj=3.11 mas, bpa=3.476 degrees ! Estimated noise=522.259 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00907622 Jy ! Component: 100 - total flux cleaned = -0.0112669 Jy ! Component: 150 - total flux cleaned = -0.0121882 Jy ! Component: 200 - total flux cleaned = -0.0128 Jy ! Total flux subtracted in 200 components = -0.0128 Jy ! Clean residual min=-0.006869 max=0.006649 Jy/beam ! Clean residual mean=-0.000029 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 4.40629 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 88 components and 4.40629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242249Jy sigma=0.001226 ! Fit after self-cal, rms=0.242229Jy sigma=0.001226 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000458199 Jy ! Component: 100 - total flux cleaned = -0.000823343 Jy ! Component: 150 - total flux cleaned = -0.00132132 Jy ! Component: 200 - total flux cleaned = -0.00147865 Jy ! Total flux subtracted in 200 components = -0.00147865 Jy ! Clean residual min=-0.005685 max=0.006522 Jy/beam ! Clean residual mean=-0.000023 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 4.40481 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 4.40481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241974Jy sigma=0.001224 ! Fit after self-cal, rms=0.241966Jy sigma=0.001224 ! Inverting map ! Added new window around map position (-2.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00307832 Jy ! Component: 100 - total flux cleaned = 0.0027241 Jy ! Component: 150 - total flux cleaned = 0.00272207 Jy ! Component: 200 - total flux cleaned = 0.00302309 Jy ! Total flux subtracted in 200 components = 0.00302309 Jy ! Clean residual min=-0.005422 max=0.005629 Jy/beam ! Clean residual mean=-0.000035 rms=0.001266 Jy/beam ! Combined flux in latest and established models = 4.40783 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 102 components and 4.40783 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241670Jy sigma=0.001221 ! Fit after self-cal, rms=0.241656Jy sigma=0.001221 ! Inverting map ! Added new window around map position (25.5, 32.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222057 Jy ! Component: 100 - total flux cleaned = 0.00283574 Jy ! Component: 150 - total flux cleaned = 0.00310953 Jy ! Component: 200 - total flux cleaned = 0.00323332 Jy ! Total flux subtracted in 200 components = 0.00323332 Jy ! Clean residual min=-0.004965 max=0.004286 Jy/beam ! Clean residual mean=-0.000045 rms=0.001223 Jy/beam ! Combined flux in latest and established models = 4.41107 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 112 components and 4.41107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241427Jy sigma=0.001219 ! Fit after self-cal, rms=0.241422Jy sigma=0.001219 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241422Jy sigma=0.001219 ! Fit after self-cal, rms=0.241015Jy sigma=0.001217 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=2.01 mas, bmaj=2.685 mas, bpa=11.99 degrees ! Estimated noise=882.181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.59368 Jy ! Component: 100 - total flux cleaned = 3.33275 Jy ! Component: 150 - total flux cleaned = 3.70254 Jy ! Component: 200 - total flux cleaned = 3.89824 Jy ! Total flux subtracted in 200 components = 3.89824 Jy ! Clean residual min=-0.017828 max=0.100808 Jy/beam ! Clean residual mean=0.000418 rms=0.007066 Jy/beam ! Combined flux in latest and established models = 3.89824 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 3.89824 Jy ! Inverting map and beam ! Estimated beam: bmin=2.435 mas, bmaj=3.113 mas, bpa=3.276 degrees ! Estimated noise=522.245 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 = 0.183763 Jy ! Component: 100 - total flux cleaned = 0.288866 Jy ! Component: 150 - total flux cleaned = 0.354388 Jy ! Component: 200 - total flux cleaned = 0.396556 Jy ! Total flux subtracted in 200 components = 0.396556 Jy ! Clean residual min=-0.007196 max=0.022759 Jy/beam ! Clean residual mean=0.000382 rms=0.002784 Jy/beam ! Combined flux in latest and established models = 4.2948 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 43 components and 4.2948 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.028402 Jy ! Component: 100 - total flux cleaned = 0.0482934 Jy ! Component: 150 - total flux cleaned = 0.0626005 Jy ! Component: 200 - total flux cleaned = 0.0731398 Jy ! Total flux subtracted in 200 components = 0.0731398 Jy ! Clean residual min=-0.005202 max=0.006434 Jy/beam ! Clean residual mean=0.000102 rms=0.001359 Jy/beam ! Combined flux in latest and established models = 4.36794 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 71 components and 4.36794 Jy ! Inverting map ! Added new window around map position (-7, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00811451 Jy ! Component: 100 - total flux cleaned = 0.0146292 Jy ! Component: 150 - total flux cleaned = 0.0183618 Jy ! Component: 200 - total flux cleaned = 0.0212482 Jy ! Total flux subtracted in 200 components = 0.0212482 Jy ! Clean residual min=-0.004890 max=0.004555 Jy/beam ! Clean residual mean=0.000023 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 4.38919 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 89 components and 4.38919 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=8.192 mas, bmaj=8.889 mas, bpa=34.32 degrees ! Estimated noise=776.934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0067738 Jy ! Component: 100 - total flux cleaned = 0.00868671 Jy ! Component: 150 - total flux cleaned = 0.00918075 Jy ! Component: 200 - total flux cleaned = 0.0097004 Jy ! Total flux subtracted in 200 components = 0.0097004 Jy ! Clean residual min=-0.004604 max=0.004721 Jy/beam ! Clean residual mean=-0.000054 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 4.39889 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 = 0.000436211 Jy ! Component: 100 - total flux cleaned = 0.000735242 Jy ! Component: 150 - total flux cleaned = 0.00100187 Jy ! Component: 200 - total flux cleaned = 0.000999311 Jy ! Total flux subtracted in 200 components = 0.000999311 Jy ! Clean residual min=-0.004498 max=0.004648 Jy/beam ! Clean residual mean=-0.000067 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 4.39989 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 127 components and 4.39989 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.435 mas, bmaj=3.113 mas, bpa=3.276 degrees ! Estimated noise=522.245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00219723 Jy ! Component: 100 - total flux cleaned = -0.00145841 Jy ! Component: 150 - total flux cleaned = -0.000912212 Jy ! Component: 200 - total flux cleaned = -0.000782168 Jy ! Total flux subtracted in 200 components = -0.000782168 Jy ! Clean residual min=-0.004752 max=0.004344 Jy/beam ! Clean residual mean=-0.000014 rms=0.001095 Jy/beam ! Combined flux in latest and established models = 4.39911 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 140 components and 4.3991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240873Jy sigma=0.001214 ! Fit after self-cal, rms=0.240839Jy sigma=0.001213 wmodel J0927+3902_S_2000_03_13_pus_map.mod ! Writing 140 model components to file: J0927+3902_S_2000_03_13_pus_map.mod wobs J0927+3902_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0927+3902_S_2000_03_13_pus_uvs.fits wwins J0927+3902_S_2000_03_13_pus_map.win ! wwins: Wrote 6 windows to J0927+3902_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 = -0.000492563 Jy ! Component: 100 - total flux cleaned = -0.00130451 Jy ! Component: 150 - total flux cleaned = -0.00187041 Jy ! Component: 200 - total flux cleaned = -0.00228357 Jy ! Component: 250 - total flux cleaned = -0.00275421 Jy ! Component: 300 - total flux cleaned = -0.00321414 Jy ! Component: 350 - total flux cleaned = -0.00347234 Jy ! Component: 400 - total flux cleaned = -0.00366426 Jy ! Component: 450 - total flux cleaned = -0.00422687 Jy ! Component: 500 - total flux cleaned = -0.0044108 Jy ! Component: 550 - total flux cleaned = -0.0048358 Jy ! Component: 600 - total flux cleaned = -0.00513569 Jy ! Component: 650 - total flux cleaned = -0.00549163 Jy ! Component: 700 - total flux cleaned = -0.00595999 Jy ! Component: 750 - total flux cleaned = -0.00607626 Jy ! Component: 800 - total flux cleaned = -0.00647839 Jy ! Component: 850 - total flux cleaned = -0.00659189 Jy ! Component: 900 - total flux cleaned = -0.0069306 Jy ! Component: 950 - total flux cleaned = -0.00709828 Jy ! Component: 1000 - total flux cleaned = -0.00737503 Jy ! Component: 1050 - total flux cleaned = -0.00759435 Jy ! Component: 1100 - total flux cleaned = -0.00764911 Jy ! Component: 1150 - total flux cleaned = -0.00802763 Jy ! Component: 1200 - total flux cleaned = -0.00818827 Jy ! Component: 1250 - total flux cleaned = -0.00829492 Jy ! Component: 1300 - total flux cleaned = -0.00840125 Jy ! Component: 1350 - total flux cleaned = -0.00861094 Jy ! Component: 1400 - total flux cleaned = -0.00876697 Jy ! Component: 1450 - total flux cleaned = -0.00886996 Jy ! Component: 1500 - total flux cleaned = -0.0088699 Jy ! Component: 1550 - total flux cleaned = -0.00892071 Jy ! Component: 1600 - total flux cleaned = -0.00897186 Jy ! Component: 1650 - total flux cleaned = -0.0090726 Jy ! Component: 1700 - total flux cleaned = -0.00922245 Jy ! Component: 1750 - total flux cleaned = -0.0093223 Jy ! Component: 1800 - total flux cleaned = -0.00947001 Jy ! Component: 1850 - total flux cleaned = -0.00961741 Jy ! Component: 1900 - total flux cleaned = -0.00966608 Jy ! Component: 1950 - total flux cleaned = -0.00990779 Jy ! Component: 2000 - total flux cleaned = -0.00995608 Jy ! Total flux subtracted in 2048 components = -0.00995614 Jy ! Clean residual min=-0.002538 max=0.002572 Jy/beam ! Clean residual mean=0.000021 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 4.38915 Jy keep ! Adding 159 model components to the UV plane model. ! The established model now contains 299 components and 4.38915 Jy ![Exited script file: muppet] wmap "J0927+3902_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.435 x 3.113 at 3.276 degrees (North through East) ! Clean map min=-0.0042131 max=3.5126 Jy/beam ! Writing clean map to FITS file: J0927+3902_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 3.51262 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000900552 device "J0927+3902_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0927+3902_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0769128 0.0769128 0.153826 0.307651 0.615302 1.2306 2.46121 4.92242 9.84484 19.6897 39.3793 78.7587 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.512 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.435 x 3.113 at 3.276 degrees (North through East) ! Clean map min=-0.0042131 max=3.5126 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0927+3902_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 23:29:42 2013