! Started logfile: J0921-2618_S_2000_05_22_pus_uvs.log on Tue Nov 20 17:31:56 2007 obs J0921-2618_S_2000_05_22_pus_uva.fits ! Reading UV FITS file: J0921-2618_S_2000_05_22_pus_uva.fits ! AN table 1: 55 integrations on 190 of 190 possible baselines. ! AN table 2: 48 integrations on 190 of 190 possible baselines. ! AN table 3: 88 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0674015 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! ! 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 2007 lines of history. ! ! Reading 9784 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 J0921-2618_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 1079 telescope corrections were flagged in sub-array 1. ! A total of 754 telescope corrections were flagged in sub-array 2. ! A total of 1354 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1060 telescope corrections were flagged in sub-array 1. ! A total of 752 telescope corrections were flagged in sub-array 2. ! A total of 1354 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1073 telescope corrections were flagged in sub-array 1. ! A total of 743 telescope corrections were flagged in sub-array 2. ! A total of 1354 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1045 telescope corrections were flagged in sub-array 1. ! A total of 744 telescope corrections were flagged in sub-array 2. ! A total of 1357 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.782324Jy sigma=0.006634 ! Fit after self-cal, rms=0.523277Jy sigma=0.004839 ! 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=2.327 mas, bmaj=6.686 mas, bpa=0.3011 degrees ! Estimated noise=1338.06 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 = 0.436793 Jy ! Component: 100 - total flux cleaned = 0.628747 Jy ! Total flux subtracted in 100 components = 0.628747 Jy ! Clean residual min=-0.027542 max=0.092272 Jy/beam ! Clean residual mean=0.000112 rms=0.011995 Jy/beam ! Combined flux in latest and established models = 0.628747 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.628747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304364Jy sigma=0.002891 ! Fit after self-cal, rms=0.303656Jy sigma=0.002887 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.109994 Jy ! Component: 100 - total flux cleaned = 0.178492 Jy ! Total flux subtracted in 100 components = 0.178492 Jy ! Clean residual min=-0.018761 max=0.057886 Jy/beam ! Clean residual mean=0.000086 rms=0.007302 Jy/beam ! Combined flux in latest and established models = 0.807239 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 44 components and 0.807239 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231627Jy sigma=0.002064 ! Fit after self-cal, rms=0.231390Jy sigma=0.002063 ! Inverting map ! Added new window around map position (-3.5, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0570731 Jy ! Component: 100 - total flux cleaned = 0.0963162 Jy ! Total flux subtracted in 100 components = 0.0963162 Jy ! Clean residual min=-0.015008 max=0.031010 Jy/beam ! Clean residual mean=0.000065 rms=0.005315 Jy/beam ! Combined flux in latest and established models = 0.903555 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 70 components and 0.903555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204257Jy sigma=0.001756 ! Fit after self-cal, rms=0.203540Jy sigma=0.001747 ! 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=2.808 mas, bmaj=9.362 mas, bpa=-2.185 degrees ! Estimated noise=821.191 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 = 0.0544144 Jy ! Component: 100 - total flux cleaned = 0.0872514 Jy ! Component: 150 - total flux cleaned = 0.107964 Jy ! Component: 200 - total flux cleaned = 0.121199 Jy ! Total flux subtracted in 200 components = 0.121199 Jy ! Clean residual min=-0.014245 max=0.016638 Jy/beam ! Clean residual mean=0.000204 rms=0.004194 Jy/beam ! Combined flux in latest and established models = 1.02475 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 103 components and 1.02475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186611Jy sigma=0.001579 ! Fit after self-cal, rms=0.186080Jy sigma=0.001572 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! 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 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.01 KK 1.00* KP 1.03 ! MA 1.00* MC 1.00* MK 1.00* NL 1.05 ! NY 1.00* OV 1.10 PT 1.02 SC 1.04 ! TS 1.00* WF 2.27 WZ 1.00* LA 1.03 ! ! A total of 129 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.15 KK 1.01 KP 0.91 ! MA 1.00* MC 1.00* MK 1.00 NL 0.94 ! NY 1.00* OV 1.01 PT 0.94 SC 0.98 ! TS 1.06 WF 1.04 WZ 1.00* LA 0.96 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.06 HN 1.00* KK 1.00* KP 1.00* ! MA 0.92 MC 0.98 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.08 LA 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.08 KK 1.00* KP 0.99 ! MA 1.00* MC 1.00* MK 1.00* NL 1.06 ! NY 1.00* OV 1.04 PT 1.01 SC 1.12 ! TS 1.00* WF 3.17 WZ 1.00* LA 0.96 ! ! A total of 129 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.27 KK 1.01 KP 0.86 ! MA 1.00* MC 1.00* MK 1.02 NL 0.96 ! NY 1.00* OV 1.00 PT 0.92 SC 1.03 ! TS 0.97 WF 1.02 WZ 1.00* LA 0.90 ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! 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 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 0.98 KK 1.00* KP 1.02 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00 ! NY 1.00* OV 1.07 PT 0.96 SC 0.99 ! TS 1.00* WF 2.20 WZ 1.00* LA 1.02 ! ! A total of 129 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.16 KK 1.01 KP 0.91 ! MA 1.00* MC 1.00* MK 0.94 NL 0.93 ! NY 1.00* OV 1.00 PT 0.91 SC 0.98 ! TS 0.93 WF 1.00 WZ 1.00* LA 0.93 ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.13 HN 1.00* KK 1.00* KP 1.00* ! MA 1.08 MC 1.09 MK 1.00* NL 1.00* ! NY 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.00* WF 1.00* WZ 1.04 LA 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 0.99 KK 1.00* KP 1.00 ! MA 1.00* MC 1.00* MK 1.00* NL 1.01 ! NY 1.00* OV 1.03 PT 0.89 SC 0.97 ! TS 1.00* WF 2.25 WZ 1.00* LA 1.01 ! ! A total of 126 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.14 KK 1.00 KP 0.91 ! MA 1.00* MC 1.00* MK 0.98 NL 0.95 ! NY 1.00* OV 0.96 PT 0.94 SC 0.97 ! TS 0.96 WF 0.98 WZ 1.00* LA 0.94 ! ! ! Fit before self-cal, rms=0.186080Jy sigma=0.001572 ! Fit after self-cal, rms=0.194658Jy sigma=0.001459 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.824 mas, bmaj=10.31 mas, bpa=-2.904 degrees ! Estimated noise=850.503 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 = -0.000756116 Jy ! Component: 100 - total flux cleaned = -0.00119136 Jy ! Component: 150 - total flux cleaned = -0.0011962 Jy ! Component: 200 - total flux cleaned = -0.00119511 Jy ! Total flux subtracted in 200 components = -0.00119511 Jy ! Clean residual min=-0.009971 max=0.009465 Jy/beam ! Clean residual mean=-0.001331 rms=0.002531 Jy/beam ! Combined flux in latest and established models = 1.02356 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 113 components and 1.02356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194314Jy sigma=0.001455 ! Fit after self-cal, rms=0.194539Jy sigma=0.001454 ! 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=0.194539Jy sigma=0.001454 ! Fit after self-cal, rms=0.191201Jy sigma=0.001405 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.859 mas, bmaj=10.29 mas, bpa=-2.957 degrees ! Estimated noise=853.634 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000647384 Jy ! Component: 100 - total flux cleaned = 0.000641923 Jy ! Component: 150 - total flux cleaned = 0.000744733 Jy ! Component: 200 - total flux cleaned = 0.000746067 Jy ! Total flux subtracted in 200 components = 0.000746067 Jy ! Clean residual min=-0.005027 max=0.008382 Jy/beam ! Clean residual mean=0.000284 rms=0.001470 Jy/beam ! Combined flux in latest and established models = 1.02431 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 115 components and 1.0243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191088Jy sigma=0.001403 ! Fit after self-cal, rms=0.191123Jy sigma=0.001403 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 (-7.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00780124 Jy ! Component: 100 - total flux cleaned = 0.00848499 Jy ! Component: 150 - total flux cleaned = 0.00862212 Jy ! Component: 200 - total flux cleaned = 0.0086231 Jy ! Total flux subtracted in 200 components = 0.0086231 Jy ! Clean residual min=-0.004961 max=0.005192 Jy/beam ! Clean residual mean=0.000197 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 1.03293 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 133 components and 1.03293 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190743Jy sigma=0.001399 ! Fit after self-cal, rms=0.190713Jy sigma=0.001399 ! 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=0.190713Jy sigma=0.001399 ! Fit after self-cal, rms=0.193672Jy sigma=0.001398 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.862 mas, bmaj=10.26 mas, bpa=-2.925 degrees ! Estimated noise=853.771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00461932 Jy ! Component: 100 - total flux cleaned = 0.00554174 Jy ! Component: 150 - total flux cleaned = 0.00563285 Jy ! Component: 200 - total flux cleaned = 0.00555824 Jy ! Total flux subtracted in 200 components = 0.00555824 Jy ! Clean residual min=-0.004559 max=0.004883 Jy/beam ! Clean residual mean=0.000198 rms=0.001177 Jy/beam ! Combined flux in latest and established models = 1.03849 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 142 components and 1.03849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193519Jy sigma=0.001397 ! Fit after self-cal, rms=0.193513Jy sigma=0.001396 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 = 0.00102374 Jy ! Component: 100 - total flux cleaned = 0.00109935 Jy ! Component: 150 - total flux cleaned = 0.00110243 Jy ! Component: 200 - total flux cleaned = 0.00110275 Jy ! Total flux subtracted in 200 components = 0.00110275 Jy ! Clean residual min=-0.004591 max=0.004596 Jy/beam ! Clean residual mean=0.000186 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 1.03959 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 150 components and 1.03959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193452Jy sigma=0.001396 ! Fit after self-cal, rms=0.193450Jy sigma=0.001396 ! 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=0.193450Jy sigma=0.001396 ! Fit after self-cal, rms=0.193875Jy sigma=0.001395 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.373 mas, bmaj=18.22 mas, bpa=-0.9422 degrees ! Estimated noise=1066.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00315096 Jy ! Component: 100 - total flux cleaned = 0.00357774 Jy ! Component: 150 - total flux cleaned = 0.00390994 Jy ! Component: 200 - total flux cleaned = 0.00395671 Jy ! Total flux subtracted in 200 components = 0.00395671 Jy ! Clean residual min=-0.003009 max=0.004309 Jy/beam ! Clean residual mean=0.000434 rms=0.001261 Jy/beam ! Combined flux in latest and established models = 1.04355 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 176 components and 1.04355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193858Jy sigma=0.001395 ! Fit after self-cal, rms=0.193849Jy sigma=0.001395 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 = 0.000383859 Jy ! Component: 100 - total flux cleaned = 0.000520624 Jy ! Component: 150 - total flux cleaned = 0.000518999 Jy ! Component: 200 - total flux cleaned = 0.000518971 Jy ! Total flux subtracted in 200 components = 0.000518971 Jy ! Clean residual min=-0.002910 max=0.004220 Jy/beam ! Clean residual mean=0.000423 rms=0.001232 Jy/beam ! Combined flux in latest and established models = 1.04406 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 181 components and 1.04406 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193850Jy sigma=0.001395 ! Fit after self-cal, rms=0.193847Jy sigma=0.001395 ! 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=2.862 mas, bmaj=10.25 mas, bpa=-2.929 degrees ! Estimated noise=854.178 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.862 x 10.25 at -2.929 degrees (North through East) ! Clean map min=-0.0042366 max=0.5915 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=0.193847Jy sigma=0.001395 ! Fit after self-cal, rms=0.359038Jy sigma=0.001287 ! Inverting map and beam ! Estimated beam: bmin=2.859 mas, bmaj=10.24 mas, bpa=-2.907 degrees ! Estimated noise=854.482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000680227 Jy ! Component: 100 - total flux cleaned = 0.000749353 Jy ! Component: 150 - total flux cleaned = 0.000804307 Jy ! Component: 200 - total flux cleaned = 0.000753595 Jy ! Total flux subtracted in 200 components = 0.000753595 Jy ! Clean residual min=-0.004111 max=0.004257 Jy/beam ! Clean residual mean=0.000215 rms=0.001094 Jy/beam ! Combined flux in latest and established models = 1.04482 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 193 components and 1.04482 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358972Jy sigma=0.001286 ! Fit after self-cal, rms=0.358980Jy sigma=0.001286 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000229077 Jy ! Component: 100 - total flux cleaned = 0.000327271 Jy ! Component: 150 - total flux cleaned = 0.000283057 Jy ! Component: 200 - total flux cleaned = 0.000242203 Jy ! Total flux subtracted in 200 components = 0.000242203 Jy ! Clean residual min=-0.004063 max=0.004194 Jy/beam ! Clean residual mean=0.000213 rms=0.001082 Jy/beam ! Combined flux in latest and established models = 1.04506 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 201 components and 1.04506 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358953Jy sigma=0.001286 ! Fit after self-cal, rms=0.358957Jy sigma=0.001286 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358957Jy sigma=0.001286 ! Fit after self-cal, rms=0.357808Jy sigma=0.001286 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=2.35 mas, bmaj=7.15 mas, bpa=-0.7907 degrees ! Estimated noise=1354.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.443989 Jy ! Component: 100 - total flux cleaned = 0.638758 Jy ! Component: 150 - total flux cleaned = 0.751581 Jy ! Component: 200 - total flux cleaned = 0.824158 Jy ! Total flux subtracted in 200 components = 0.824158 Jy ! Clean residual min=-0.014251 max=0.039706 Jy/beam ! Clean residual mean=0.000101 rms=0.006046 Jy/beam ! Combined flux in latest and established models = 0.824158 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 46 model components to the UV plane model. ! The established model now contains 46 components and 0.824158 Jy ! Inverting map and beam ! Estimated beam: bmin=2.862 mas, bmaj=10.24 mas, bpa=-2.939 degrees ! Estimated noise=854.907 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 = 0.0810358 Jy ! Component: 100 - total flux cleaned = 0.128466 Jy ! Component: 150 - total flux cleaned = 0.158144 Jy ! Component: 200 - total flux cleaned = 0.177249 Jy ! Total flux subtracted in 200 components = 0.177249 Jy ! Clean residual min=-0.005159 max=0.014967 Jy/beam ! Clean residual mean=0.000603 rms=0.002395 Jy/beam ! Combined flux in latest and established models = 1.00141 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 121 components and 1.00141 Jy ! Inverting map ! Added new window around map position (3.5, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146464 Jy ! Component: 100 - total flux cleaned = 0.0241736 Jy ! Component: 150 - total flux cleaned = 0.0308165 Jy ! Component: 200 - total flux cleaned = 0.0355956 Jy ! Total flux subtracted in 200 components = 0.0355956 Jy ! Clean residual min=-0.003789 max=0.003779 Jy/beam ! Clean residual mean=0.000293 rms=0.001131 Jy/beam ! Combined flux in latest and established models = 1.037 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 157 components and 1.037 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=7.371 mas, bmaj=18.22 mas, bpa=-0.9548 degrees ! Estimated noise=1067.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00532615 Jy ! Component: 100 - total flux cleaned = 0.00827917 Jy ! Component: 150 - total flux cleaned = 0.0100116 Jy ! Component: 200 - total flux cleaned = 0.0106898 Jy ! Total flux subtracted in 200 components = 0.0106898 Jy ! Clean residual min=-0.003356 max=0.003432 Jy/beam ! Clean residual mean=0.000420 rms=0.001156 Jy/beam ! Combined flux in latest and established models = 1.04769 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 = 0.000276993 Jy ! Component: 100 - total flux cleaned = 0.000453479 Jy ! Component: 150 - total flux cleaned = 0.000531808 Jy ! Component: 200 - total flux cleaned = 0.00057993 Jy ! Total flux subtracted in 200 components = 0.00057993 Jy ! Clean residual min=-0.003248 max=0.003377 Jy/beam ! Clean residual mean=0.000409 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 1.04827 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 210 components and 1.04827 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.862 mas, bmaj=10.24 mas, bpa=-2.939 degrees ! Estimated noise=854.907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0015792 Jy ! Component: 100 - total flux cleaned = -0.0014974 Jy ! Component: 150 - total flux cleaned = -0.00142762 Jy ! Component: 200 - total flux cleaned = -0.00130384 Jy ! Total flux subtracted in 200 components = -0.00130384 Jy ! Clean residual min=-0.003476 max=0.003603 Jy/beam ! Clean residual mean=0.000202 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 1.04697 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 229 components and 1.04697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.357817Jy sigma=0.001284 ! Fit after self-cal, rms=0.357728Jy sigma=0.001284 wmodel J0921-2618_S_2000_05_22_pus_map.mod ! Writing 229 model components to file: J0921-2618_S_2000_05_22_pus_map.mod wobs J0921-2618_S_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J0921-2618_S_2000_05_22_pus_uvs.fits wwins J0921-2618_S_2000_05_22_pus_map.win ! wwins: Wrote 4 windows to J0921-2618_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 = 0.000688354 Jy ! Component: 100 - total flux cleaned = 0.000810286 Jy ! Component: 150 - total flux cleaned = 0.00109461 Jy ! Component: 200 - total flux cleaned = 0.00131123 Jy ! Component: 250 - total flux cleaned = 0.0014158 Jy ! Component: 300 - total flux cleaned = 0.00176758 Jy ! Component: 350 - total flux cleaned = 0.00210951 Jy ! Component: 400 - total flux cleaned = 0.00234775 Jy ! Component: 450 - total flux cleaned = 0.00253512 Jy ! Component: 500 - total flux cleaned = 0.00276462 Jy ! Component: 550 - total flux cleaned = 0.00298946 Jy ! Component: 600 - total flux cleaned = 0.00321038 Jy ! Component: 650 - total flux cleaned = 0.00355804 Jy ! Component: 700 - total flux cleaned = 0.00389983 Jy ! Component: 750 - total flux cleaned = 0.00419415 Jy ! Component: 800 - total flux cleaned = 0.00444227 Jy ! Component: 850 - total flux cleaned = 0.00464682 Jy ! Component: 900 - total flux cleaned = 0.0048486 Jy ! Component: 950 - total flux cleaned = 0.00500822 Jy ! Component: 1000 - total flux cleaned = 0.00520497 Jy ! Component: 1050 - total flux cleaned = 0.00532135 Jy ! Component: 1100 - total flux cleaned = 0.00555138 Jy ! Component: 1150 - total flux cleaned = 0.00558959 Jy ! Component: 1200 - total flux cleaned = 0.0058517 Jy ! Component: 1250 - total flux cleaned = 0.00599897 Jy ! Component: 1300 - total flux cleaned = 0.00610873 Jy ! Component: 1350 - total flux cleaned = 0.00636191 Jy ! Component: 1400 - total flux cleaned = 0.00657603 Jy ! Component: 1450 - total flux cleaned = 0.0067171 Jy ! Component: 1500 - total flux cleaned = 0.0068922 Jy ! Component: 1550 - total flux cleaned = 0.00706546 Jy ! Component: 1600 - total flux cleaned = 0.00723699 Jy ! Component: 1650 - total flux cleaned = 0.00740663 Jy ! Component: 1700 - total flux cleaned = 0.00754128 Jy ! Component: 1750 - total flux cleaned = 0.00764139 Jy ! Component: 1800 - total flux cleaned = 0.00777372 Jy ! Component: 1850 - total flux cleaned = 0.00790487 Jy ! Component: 1900 - total flux cleaned = 0.00793754 Jy ! Component: 1950 - total flux cleaned = 0.00809894 Jy ! Component: 2000 - total flux cleaned = 0.00819481 Jy ! Total flux subtracted in 2048 components = 0.00825832 Jy ! Clean residual min=-0.001847 max=0.001686 Jy/beam ! Clean residual mean=0.000109 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 1.05523 Jy keep ! Adding 148 model components to the UV plane model. ! The established model now contains 377 components and 1.05523 Jy ![Exited script file: muppet] wmap "J0921-2618_S_2000_05_22_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.862 x 10.24 at -2.939 degrees (North through East) ! Clean map min=-0.0028916 max=0.59846 Jy/beam ! Writing clean map to FITS file: J0921-2618_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 0.59846 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000648993 device "J0921-2618_S_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_S_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.325332 0.325332 0.650664 1.30133 2.60265 5.20531 10.4106 20.8212 41.6425 83.2849 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.598 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.862 x 10.24 at -2.939 degrees (North through East) ! Clean map min=-0.0028916 max=0.59846 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_S_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J0921-2618_S_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0921-2618_S_2000_05_22_pus_uvs.log closed on Tue Nov 20 17:32:06 2007