! Started logfile: J1337-1257_S_2000_05_22_pus_uvs.log on Tue Nov 20 12:12:47 2007 obs J1337-1257_S_2000_05_22_pus_uva.fits ! Reading UV FITS file: J1337-1257_S_2000_05_22_pus_uva.fits ! AN table 1: 35 integrations on 190 of 190 possible baselines. ! AN table 2: 10 integrations on 190 of 190 possible baselines. ! AN table 3: 9 integrations on 190 of 190 possible baselines. ! AN table 4: 62 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.144782 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1337-1257 ! ! 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 2003 lines of history. ! ! Reading 12764 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 J1337-1257_S_2000_05_22_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 523 telescope corrections were flagged in sub-array 1. ! A total of 200 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 680 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 523 telescope corrections were flagged in sub-array 1. ! A total of 200 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 680 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 523 telescope corrections were flagged in sub-array 1. ! A total of 200 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 680 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 523 telescope corrections were flagged in sub-array 1. ! A total of 200 telescope corrections were flagged in sub-array 2. ! A total of 180 telescope corrections were flagged in sub-array 3. ! A total of 680 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.721133Jy sigma=0.015197 ! Fit after self-cal, rms=1.538337Jy sigma=0.013758 ! 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=1.92 mas, bmaj=4.367 mas, bpa=8.171 degrees ! Estimated noise=1474.25 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.87446 Jy ! Component: 100 - total flux cleaned = 2.31004 Jy ! Total flux subtracted in 100 components = 2.31004 Jy ! Clean residual min=-0.045259 max=0.159666 Jy/beam ! Clean residual mean=0.000313 rms=0.014333 Jy/beam ! Combined flux in latest and established models = 2.31004 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 2.31004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.360874Jy sigma=0.003161 ! Fit after self-cal, rms=0.360845Jy sigma=0.003161 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.165732 Jy ! Component: 100 - total flux cleaned = 0.246172 Jy ! Total flux subtracted in 100 components = 0.246172 Jy ! Clean residual min=-0.030840 max=0.050350 Jy/beam ! Clean residual mean=0.000271 rms=0.008046 Jy/beam ! Combined flux in latest and established models = 2.55621 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 24 components and 2.55621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257189Jy sigma=0.002068 ! Fit after self-cal, rms=0.256415Jy sigma=0.002063 ! 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=2.844 mas, bmaj=7.08 mas, bpa=-2.736 degrees ! Estimated noise=745.783 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 = 0.0570006 Jy ! Component: 100 - total flux cleaned = 0.0807044 Jy ! Component: 150 - total flux cleaned = 0.0916219 Jy ! Component: 200 - total flux cleaned = 0.0955604 Jy ! Total flux subtracted in 200 components = 0.0955604 Jy ! Clean residual min=-0.022808 max=0.025505 Jy/beam ! Clean residual mean=0.000909 rms=0.006063 Jy/beam ! Combined flux in latest and established models = 2.65177 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 37 components and 2.65177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246830Jy sigma=0.001945 ! Fit after self-cal, rms=0.246669Jy sigma=0.001944 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.06 GC 1.00* GG 1.00* ! HH 1.00 HN 0.94 KK 1.00* KP 1.10 ! MA 1.00* MC 1.00* MK 1.00* NL 1.02 ! NY 1.00* OV 1.00* PT 1.07 SC 1.02 ! TS 1.00* WF 1.06 WZ 1.09 LA 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00 KK 0.98 KP 1.03 ! MA 1.00* MC 1.00* MK 1.01 NL 0.99 ! NY 1.00* OV 1.03 PT 1.00 SC 1.03 ! TS 1.00* WF 0.98 WZ 1.00* LA 1.02 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.07 GC 1.00* GG 1.00* ! HH 0.98 HN 1.01 KK 1.00* KP 1.05 ! MA 1.00* MC 1.00* MK 1.00* NL 1.03 ! NY 1.00* OV 1.00* PT 1.06 SC 1.05 ! TS 1.00* WF 1.04 WZ 1.10 LA 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 1.08 KP 0.99 ! MA 1.00* MC 1.00* MK 0.96 NL 1.04 ! NY 1.00* OV 1.01 PT 1.01 SC 1.04 ! TS 1.00* WF 1.01 WZ 1.00* LA 0.95 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GC 1.00* GG 1.00* ! HH 0.91 HN 0.95 KK 1.00* KP 1.04 ! MA 1.00* MC 1.00* MK 1.00* NL 0.97 ! NY 1.00* OV 1.00* PT 1.01 SC 1.02 ! TS 1.00* WF 1.03 WZ 1.07 LA 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.01 KK 0.98 KP 0.96 ! MA 1.00* MC 1.00* MK 0.95 NL 0.96 ! NY 1.00* OV 1.02 PT 0.95 SC 0.98 ! TS 1.00* WF 1.00 WZ 1.00* LA 0.98 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 GC 1.00* GG 1.00* ! HH 1.04 HN 0.97 KK 1.00* KP 1.03 ! MA 1.00* MC 1.00* MK 1.00* NL 0.98 ! NY 1.00* OV 1.00* PT 0.95 SC 1.01 ! TS 1.00* WF 1.02 WZ 1.05 LA 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* LA 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.01 KK 1.02 KP 0.98 ! MA 1.00* MC 1.00* MK 0.99 NL 0.98 ! NY 1.00* OV 0.97 PT 1.00 SC 0.98 ! TS 1.00* WF 0.99 WZ 1.00* LA 0.98 ! ! ! Fit before self-cal, rms=0.246669Jy sigma=0.001944 ! Fit after self-cal, rms=0.211381Jy sigma=0.001594 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.858 mas, bmaj=7.057 mas, bpa=-2.673 degrees ! Estimated noise=748.185 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 = -0.00159784 Jy ! Component: 100 - total flux cleaned = -0.000908665 Jy ! Component: 150 - total flux cleaned = -0.00070106 Jy ! Component: 200 - total flux cleaned = -0.000705027 Jy ! Total flux subtracted in 200 components = -0.000705027 Jy ! Clean residual min=-0.018329 max=0.023146 Jy/beam ! Clean residual mean=0.000657 rms=0.004846 Jy/beam ! Combined flux in latest and established models = 2.65107 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 42 components and 2.65107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210954Jy sigma=0.001590 ! Fit after self-cal, rms=0.210866Jy sigma=0.001589 ! 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=0.210866Jy sigma=0.001589 ! Fit after self-cal, rms=0.204601Jy sigma=0.001516 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.863 mas, bmaj=7.062 mas, bpa=-2.657 degrees ! Estimated noise=748.399 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00321083 Jy ! Component: 100 - total flux cleaned = -0.00336542 Jy ! Component: 150 - total flux cleaned = -0.00386394 Jy ! Component: 200 - total flux cleaned = -0.00417006 Jy ! Total flux subtracted in 200 components = -0.00417006 Jy ! Clean residual min=-0.015224 max=0.023314 Jy/beam ! Clean residual mean=0.000608 rms=0.004206 Jy/beam ! Combined flux in latest and established models = 2.6469 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 2.6469 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204266Jy sigma=0.001513 ! Fit after self-cal, rms=0.204174Jy sigma=0.001513 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 (6, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201209 Jy ! Component: 100 - total flux cleaned = 0.0230039 Jy ! Component: 150 - total flux cleaned = 0.0227125 Jy ! Component: 200 - total flux cleaned = 0.0222263 Jy ! Total flux subtracted in 200 components = 0.0222263 Jy ! Clean residual min=-0.013702 max=0.014390 Jy/beam ! Clean residual mean=0.000379 rms=0.003670 Jy/beam ! Combined flux in latest and established models = 2.66913 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 67 components and 2.66913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.202185Jy sigma=0.001492 ! Fit after self-cal, rms=0.202048Jy sigma=0.001491 ! 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=0.202048Jy sigma=0.001491 ! Fit after self-cal, rms=0.187670Jy sigma=0.001333 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.862 mas, bmaj=7.073 mas, bpa=-2.642 degrees ! Estimated noise=747.665 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00500457 Jy ! Component: 100 - total flux cleaned = 0.00424583 Jy ! Component: 150 - total flux cleaned = 0.00358865 Jy ! Component: 200 - total flux cleaned = 0.00314708 Jy ! Total flux subtracted in 200 components = 0.00314708 Jy ! Clean residual min=-0.006729 max=0.012601 Jy/beam ! Clean residual mean=0.000147 rms=0.001837 Jy/beam ! Combined flux in latest and established models = 2.67227 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 79 components and 2.67227 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187149Jy sigma=0.001329 ! Fit after self-cal, rms=0.187097Jy sigma=0.001328 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 (15.5, -26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104477 Jy ! Component: 100 - total flux cleaned = 0.0147645 Jy ! Component: 150 - total flux cleaned = 0.0155042 Jy ! Component: 200 - total flux cleaned = 0.0156324 Jy ! Total flux subtracted in 200 components = 0.0156324 Jy ! Clean residual min=-0.006769 max=0.005196 Jy/beam ! Clean residual mean=-0.000023 rms=0.001364 Jy/beam ! Combined flux in latest and established models = 2.68791 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 99 components and 2.6879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186533Jy sigma=0.001321 ! Fit after self-cal, rms=0.186492Jy sigma=0.001321 ! 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=0.186492Jy sigma=0.001321 ! Fit after self-cal, rms=0.186426Jy sigma=0.001320 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.534 mas, bmaj=15.68 mas, bpa=-4.406 degrees ! Estimated noise=895.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187683 Jy ! Component: 100 - total flux cleaned = 0.00261902 Jy ! Component: 150 - total flux cleaned = 0.00323175 Jy ! Component: 200 - total flux cleaned = 0.00337169 Jy ! Total flux subtracted in 200 components = 0.00337169 Jy ! Clean residual min=-0.004922 max=0.003667 Jy/beam ! Clean residual mean=-0.000186 rms=0.001483 Jy/beam ! Combined flux in latest and established models = 2.69128 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 123 components and 2.69128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186306Jy sigma=0.001319 ! Fit after self-cal, rms=0.186278Jy sigma=0.001319 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 = 0.000606656 Jy ! Component: 100 - total flux cleaned = 0.000891201 Jy ! Component: 150 - total flux cleaned = 0.000887225 Jy ! Component: 200 - total flux cleaned = 0.000887946 Jy ! Total flux subtracted in 200 components = 0.000887946 Jy ! Clean residual min=-0.004894 max=0.003432 Jy/beam ! Clean residual mean=-0.000208 rms=0.001435 Jy/beam ! Combined flux in latest and established models = 2.69216 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 138 components and 2.69216 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186232Jy sigma=0.001318 ! Fit after self-cal, rms=0.186201Jy sigma=0.001318 ! 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=2.864 mas, bmaj=7.072 mas, bpa=-2.615 degrees ! Estimated noise=747.38 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.864 x 7.072 at -2.615 degrees (North through East) ! Clean map min=-0.0049672 max=2.4594 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=0.186201Jy sigma=0.001318 ! Fit after self-cal, rms=0.170229Jy sigma=0.001151 ! Inverting map and beam ! Estimated beam: bmin=2.864 mas, bmaj=7.075 mas, bpa=-2.626 degrees ! Estimated noise=746.717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000357305 Jy ! Component: 100 - total flux cleaned = -0.000365031 Jy ! Component: 150 - total flux cleaned = -0.000457834 Jy ! Component: 200 - total flux cleaned = -0.000629801 Jy ! Total flux subtracted in 200 components = -0.000629801 Jy ! Clean residual min=-0.004803 max=0.004084 Jy/beam ! Clean residual mean=-0.000114 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 2.69153 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 148 components and 2.69153 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170085Jy sigma=0.001150 ! Fit after self-cal, rms=0.170066Jy sigma=0.001150 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0002187 Jy ! Component: 100 - total flux cleaned = 0.000219731 Jy ! Component: 150 - total flux cleaned = 0.000147854 Jy ! Component: 200 - total flux cleaned = 0.000148364 Jy ! Total flux subtracted in 200 components = 0.000148364 Jy ! Clean residual min=-0.004902 max=0.004080 Jy/beam ! Clean residual mean=-0.000116 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 2.69168 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 157 components and 2.69168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169990Jy sigma=0.001150 ! Fit after self-cal, rms=0.169978Jy sigma=0.001150 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169978Jy sigma=0.001150 ! Fit after self-cal, rms=0.169935Jy sigma=0.001149 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=1.933 mas, bmaj=4.379 mas, bpa=8.427 degrees ! Estimated noise=1479.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.87999 Jy ! Component: 100 - total flux cleaned = 2.31268 Jy ! Component: 150 - total flux cleaned = 2.46798 Jy ! Component: 200 - total flux cleaned = 2.53977 Jy ! Total flux subtracted in 200 components = 2.53977 Jy ! Clean residual min=-0.013352 max=0.033557 Jy/beam ! Clean residual mean=0.000100 rms=0.003927 Jy/beam ! Combined flux in latest and established models = 2.53977 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 23 model components to the UV plane model. ! The established model now contains 23 components and 2.53977 Jy ! Inverting map and beam ! Estimated beam: bmin=2.865 mas, bmaj=7.073 mas, bpa=-2.603 degrees ! Estimated noise=746.405 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 = 0.0577679 Jy ! Component: 100 - total flux cleaned = 0.0860591 Jy ! Component: 150 - total flux cleaned = 0.103866 Jy ! Component: 200 - total flux cleaned = 0.116218 Jy ! Total flux subtracted in 200 components = 0.116218 Jy ! Clean residual min=-0.005112 max=0.007934 Jy/beam ! Clean residual mean=0.000232 rms=0.001934 Jy/beam ! Combined flux in latest and established models = 2.65599 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 62 components and 2.65599 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=7.534 mas, bmaj=15.68 mas, bpa=-4.389 degrees ! Estimated noise=894.436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132161 Jy ! Component: 100 - total flux cleaned = 0.0210674 Jy ! Component: 150 - total flux cleaned = 0.0260262 Jy ! Component: 200 - total flux cleaned = 0.0292969 Jy ! Total flux subtracted in 200 components = 0.0292969 Jy ! Clean residual min=-0.004377 max=0.003883 Jy/beam ! Clean residual mean=-0.000130 rms=0.001423 Jy/beam ! Combined flux in latest and established models = 2.68529 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 = 0.00219291 Jy ! Component: 100 - total flux cleaned = 0.00370235 Jy ! Component: 150 - total flux cleaned = 0.00474819 Jy ! Component: 200 - total flux cleaned = 0.00524145 Jy ! Total flux subtracted in 200 components = 0.00524145 Jy ! Clean residual min=-0.004127 max=0.003337 Jy/beam ! Clean residual mean=-0.000243 rms=0.001229 Jy/beam ! Combined flux in latest and established models = 2.69053 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 122 components and 2.69053 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.865 mas, bmaj=7.073 mas, bpa=-2.603 degrees ! Estimated noise=746.405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000942708 Jy ! Component: 100 - total flux cleaned = -0.000539343 Jy ! Component: 150 - total flux cleaned = -0.000186415 Jy ! Component: 200 - total flux cleaned = 2.86563e-05 Jy ! Total flux subtracted in 200 components = 2.86563e-05 Jy ! Clean residual min=-0.004091 max=0.004251 Jy/beam ! Clean residual mean=-0.000111 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 2.69056 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 134 components and 2.69056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170201Jy sigma=0.001151 ! Fit after self-cal, rms=0.170089Jy sigma=0.001150 wmodel J1337-1257_S_2000_05_22_pus_map.mod ! Writing 134 model components to file: J1337-1257_S_2000_05_22_pus_map.mod wobs J1337-1257_S_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J1337-1257_S_2000_05_22_pus_uvs.fits wwins J1337-1257_S_2000_05_22_pus_map.win ! wwins: Wrote 3 windows to J1337-1257_S_2000_05_22_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 = -0.000655489 Jy ! Component: 100 - total flux cleaned = -0.00142777 Jy ! Component: 150 - total flux cleaned = -0.00228583 Jy ! Component: 200 - total flux cleaned = -0.00329126 Jy ! Component: 250 - total flux cleaned = -0.00407527 Jy ! Component: 300 - total flux cleaned = -0.00483327 Jy ! Component: 350 - total flux cleaned = -0.00556732 Jy ! Component: 400 - total flux cleaned = -0.0060063 Jy ! Component: 450 - total flux cleaned = -0.00643473 Jy ! Component: 500 - total flux cleaned = -0.00685401 Jy ! Component: 550 - total flux cleaned = -0.00736659 Jy ! Component: 600 - total flux cleaned = -0.0076681 Jy ! Component: 650 - total flux cleaned = -0.0080142 Jy ! Component: 700 - total flux cleaned = -0.00825704 Jy ! Component: 750 - total flux cleaned = -0.00859209 Jy ! Component: 800 - total flux cleaned = -0.00878093 Jy ! Component: 850 - total flux cleaned = -0.00910553 Jy ! Component: 900 - total flux cleaned = -0.00928819 Jy ! Component: 950 - total flux cleaned = -0.00951364 Jy ! Component: 1000 - total flux cleaned = -0.00960337 Jy ! Component: 1050 - total flux cleaned = -0.00986683 Jy ! Component: 1100 - total flux cleaned = -0.00995257 Jy ! Component: 1150 - total flux cleaned = -0.00995272 Jy ! Component: 1200 - total flux cleaned = -0.0100803 Jy ! Component: 1250 - total flux cleaned = -0.0101222 Jy ! Component: 1300 - total flux cleaned = -0.0102468 Jy ! Component: 1350 - total flux cleaned = -0.0103295 Jy ! Component: 1400 - total flux cleaned = -0.0104929 Jy ! Component: 1450 - total flux cleaned = -0.0105736 Jy ! Component: 1500 - total flux cleaned = -0.0106539 Jy ! Component: 1550 - total flux cleaned = -0.0108126 Jy ! Component: 1600 - total flux cleaned = -0.010852 Jy ! Component: 1650 - total flux cleaned = -0.0109302 Jy ! Component: 1700 - total flux cleaned = -0.0110076 Jy ! Component: 1750 - total flux cleaned = -0.0110457 Jy ! Component: 1800 - total flux cleaned = -0.0110462 Jy ! Component: 1850 - total flux cleaned = -0.0111221 Jy ! Component: 1900 - total flux cleaned = -0.0111968 Jy ! Component: 1950 - total flux cleaned = -0.011234 Jy ! Component: 2000 - total flux cleaned = -0.0113078 Jy ! Total flux subtracted in 2048 components = -0.0113443 Jy ! Clean residual min=-0.001892 max=0.002361 Jy/beam ! Clean residual mean=-0.000026 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 2.67921 Jy keep ! Adding 119 model components to the UV plane model. ! The established model now contains 252 components and 2.67921 Jy ![Exited script file: muppet] wmap "J1337-1257_S_2000_05_22_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.865 x 7.073 at -2.603 degrees (North through East) ! Clean map min=-0.0039455 max=2.4595 Jy/beam ! Writing clean map to FITS file: J1337-1257_S_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.4595 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000705193 device "J1337-1257_S_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J1337-1257_S_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0860167 0.0860167 0.172033 0.344067 0.688133 1.37627 2.75253 5.50507 11.0101 22.0203 44.0405 88.0811 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.459 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.865 x 7.073 at -2.603 degrees (North through East) ! Clean map min=-0.0039455 max=2.4595 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1337-1257_S_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J1337-1257_S_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1337-1257_S_2000_05_22_pus_uvs.log closed on Tue Nov 20 12:12:55 2007