! Started logfile: J1517-2422_S_2001_07_05_pus_uvs.log on Fri Aug 10 13:31:11 2007 obs J1517-2422_S_2001_07_05_pus_uva.fits ! Reading UV FITS file: J1517-2422_S_2001_07_05_pus_uva.fits ! AN table 1: 72 integrations on 171 of 171 possible baselines. ! AN table 2: 10 integrations on 171 of 171 possible baselines. ! AN table 3: 98 integrations on 171 of 171 possible baselines. ! AN table 4: 27 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0841314 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1517-2422 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1774 lines of history. ! ! Reading 11912 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 = 1024 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 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 = 1024x1024 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 1105 telescope corrections were flagged in sub-array 1. ! A total of 190 telescope corrections were flagged in sub-array 2. ! A total of 1365 telescope corrections were flagged in sub-array 3. ! A total of 444 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1105 telescope corrections were flagged in sub-array 1. ! A total of 190 telescope corrections were flagged in sub-array 2. ! A total of 1365 telescope corrections were flagged in sub-array 3. ! A total of 444 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1105 telescope corrections were flagged in sub-array 1. ! A total of 190 telescope corrections were flagged in sub-array 2. ! A total of 1365 telescope corrections were flagged in sub-array 3. ! A total of 444 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1105 telescope corrections were flagged in sub-array 1. ! A total of 190 telescope corrections were flagged in sub-array 2. ! A total of 1365 telescope corrections were flagged in sub-array 3. ! A total of 444 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.191652Jy sigma=0.008923 ! Fit after self-cal, rms=0.518468Jy sigma=0.004036 ! 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=2.092 mas, bmaj=4.773 mas, bpa=8.532 degrees ! Estimated noise=1368.11 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 = 0.904343 Jy ! Component: 100 - total flux cleaned = 1.18156 Jy ! Total flux subtracted in 100 components = 1.18156 Jy ! Clean residual min=-0.043047 max=0.176908 Jy/beam ! Clean residual mean=0.000405 rms=0.013038 Jy/beam ! Combined flux in latest and established models = 1.18156 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.18156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.402000Jy sigma=0.003131 ! Fit after self-cal, rms=0.401711Jy sigma=0.003129 ! Inverting map ! Added new window around map position (4, -8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.162651 Jy ! Component: 100 - total flux cleaned = 0.247733 Jy ! Total flux subtracted in 100 components = 0.247733 Jy ! Clean residual min=-0.027922 max=0.081026 Jy/beam ! Clean residual mean=0.000229 rms=0.008062 Jy/beam ! Combined flux in latest and established models = 1.42929 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 32 components and 1.42929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294446Jy sigma=0.002211 ! Fit after self-cal, rms=0.287531Jy sigma=0.002168 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0681543 Jy ! Component: 100 - total flux cleaned = 0.114058 Jy ! Total flux subtracted in 100 components = 0.114058 Jy ! Clean residual min=-0.021693 max=0.047842 Jy/beam ! Clean residual mean=0.000148 rms=0.005941 Jy/beam ! Combined flux in latest and established models = 1.54335 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 57 components and 1.54335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258003Jy sigma=0.001893 ! Fit after self-cal, rms=0.256076Jy sigma=0.001881 ! Inverting map ! Added new window around map position (2.5, -2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0427004 Jy ! Component: 100 - total flux cleaned = 0.0703134 Jy ! Total flux subtracted in 100 components = 0.0703134 Jy ! Clean residual min=-0.018414 max=0.031582 Jy/beam ! Clean residual mean=0.000098 rms=0.004971 Jy/beam ! Combined flux in latest and established models = 1.61366 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 68 components and 1.61366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244554Jy sigma=0.001768 ! Fit after self-cal, rms=0.243715Jy sigma=0.001763 ! 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=2.832 mas, bmaj=6.656 mas, bpa=-1.545 degrees ! Estimated noise=868.487 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 = 0.0388881 Jy ! Component: 100 - total flux cleaned = 0.060842 Jy ! Component: 150 - total flux cleaned = 0.0743111 Jy ! Component: 200 - total flux cleaned = 0.0827418 Jy ! Total flux subtracted in 200 components = 0.0827418 Jy ! Clean residual min=-0.019790 max=0.028633 Jy/beam ! Clean residual mean=0.000665 rms=0.006280 Jy/beam ! Combined flux in latest and established models = 1.6964 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 90 components and 1.6964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238091Jy sigma=0.001704 ! Fit after self-cal, rms=0.237671Jy sigma=0.001701 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 15 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 0.93 HN 1.02 KK 1.00* KP 0.90 ! LA 1.02 MC 1.00* MK 1.00* NL 1.06 ! NY 1.00* OV 1.00* PT 0.98 SC 0.96 ! TS 1.00* WF 0.98 WZ 1.00* ! ! 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* ! LA 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.04 KK 0.99 KP 0.89 ! LA 0.99 MC 1.00* MK 0.97 NL 0.99 ! NY 1.00* OV 0.98 PT 0.94 SC 1.02 ! TS 1.00* WF 1.05 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.05 KP 1.21 ! LA 1.00* MC 1.00* MK 0.99 NL 1.00* ! NY 1.00* OV 1.01 PT 1.00* SC 1.00* ! TS 1.02 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 GC 1.00* GG 1.00* ! HH 0.99 HN 1.04 KK 1.00* KP 1.40 ! LA 0.97 MC 1.00* MK 1.00* NL 1.04 ! NY 1.00* OV 1.00* PT 1.02 SC 0.99 ! TS 1.00* WF 0.98 WZ 1.00* ! ! 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* ! LA 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.05 KK 0.99 KP 1.01 ! LA 0.94 MC 1.00* MK 0.95 NL 0.97 ! NY 1.00* OV 1.01 PT 0.96 SC 1.04 ! TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.03 KP 1.11 ! LA 1.00* MC 1.00* MK 0.95 NL 1.00* ! NY 1.00* OV 1.05 PT 1.00* SC 1.00* ! TS 1.00 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HH 1.10 HN 1.06 KK 1.00* KP 1.00 ! LA 1.14 MC 1.00* MK 1.00* NL 1.05 ! NY 1.00* OV 1.00* PT 1.00 SC 1.02 ! TS 1.00* WF 1.01 WZ 1.00* ! ! 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* ! LA 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 1.03 KP 0.98 ! LA 0.97 MC 1.00* MK 1.00 NL 0.99 ! NY 1.00* OV 1.06 PT 0.98 SC 1.00 ! TS 1.00* WF 1.00 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.99 KP 1.26 ! LA 1.00* MC 1.00* MK 1.07 NL 1.00* ! NY 1.00* OV 1.03 PT 1.00* SC 1.00* ! TS 0.95 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HH 1.07 HN 0.99 KK 1.00* KP 1.00 ! LA 1.03 MC 1.00* MK 1.00* NL 1.04 ! NY 1.00* OV 1.00* PT 1.03 SC 1.03 ! TS 1.00* WF 0.98 WZ 1.00* ! ! 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* ! LA 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 0.98 KK 1.01 KP 0.98 ! LA 0.97 MC 1.00* MK 0.99 NL 0.99 ! NY 1.00* OV 0.99 PT 1.07 SC 1.00 ! TS 1.00* WF 1.01 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.05 KP 1.22 ! LA 1.00* MC 1.00* MK 1.01 NL 1.00* ! NY 1.00* OV 1.04 PT 1.00* SC 1.00* ! TS 0.97 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.237671Jy sigma=0.001701 ! Fit after self-cal, rms=0.222046Jy sigma=0.001535 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.854 mas, bmaj=6.769 mas, bpa=-2.732 degrees ! Estimated noise=875.987 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 (11, -15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0310165 Jy ! Component: 100 - total flux cleaned = 0.0476981 Jy ! Component: 150 - total flux cleaned = 0.0561817 Jy ! Component: 200 - total flux cleaned = 0.0579346 Jy ! Total flux subtracted in 200 components = 0.0579346 Jy ! Clean residual min=-0.014156 max=0.017277 Jy/beam ! Clean residual mean=0.000575 rms=0.004345 Jy/beam ! Combined flux in latest and established models = 1.75434 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 124 components and 1.75434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217935Jy sigma=0.001496 ! Fit after self-cal, rms=0.217568Jy sigma=0.001492 ! 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=0.217568Jy sigma=0.001492 ! Fit after self-cal, rms=0.211781Jy sigma=0.001413 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.854 mas, bmaj=6.767 mas, bpa=-2.665 degrees ! Estimated noise=873.702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014831 Jy ! Component: 100 - total flux cleaned = 0.0229903 Jy ! Component: 150 - total flux cleaned = 0.0244841 Jy ! Component: 200 - total flux cleaned = 0.0255266 Jy ! Total flux subtracted in 200 components = 0.0255266 Jy ! Clean residual min=-0.008429 max=0.012394 Jy/beam ! Clean residual mean=0.000285 rms=0.002590 Jy/beam ! Combined flux in latest and established models = 1.77987 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 150 components and 1.77987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210669Jy sigma=0.001402 ! Fit after self-cal, rms=0.210451Jy sigma=0.001401 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 (69.5, -82.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121786 Jy ! Component: 100 - total flux cleaned = 0.0191991 Jy ! Component: 150 - total flux cleaned = 0.0236324 Jy ! Component: 200 - total flux cleaned = 0.0251513 Jy ! Total flux subtracted in 200 components = 0.0251513 Jy ! Clean residual min=-0.008212 max=0.009951 Jy/beam ! Clean residual mean=0.000172 rms=0.002233 Jy/beam ! Combined flux in latest and established models = 1.80502 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 169 components and 1.80502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209610Jy sigma=0.001393 ! Fit after self-cal, rms=0.209551Jy sigma=0.001393 ! Inverting map ! Added new window around map position (0.5, 42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0083786 Jy ! Component: 100 - total flux cleaned = 0.0121421 Jy ! Component: 150 - total flux cleaned = 0.0137607 Jy ! Component: 200 - total flux cleaned = 0.0144108 Jy ! Total flux subtracted in 200 components = 0.0144108 Jy ! Clean residual min=-0.007975 max=0.008444 Jy/beam ! Clean residual mean=0.000097 rms=0.002078 Jy/beam ! Combined flux in latest and established models = 1.81943 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 188 components and 1.81943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209082Jy sigma=0.001389 ! Fit after self-cal, rms=0.209067Jy sigma=0.001389 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209067Jy sigma=0.001389 ! Fit after self-cal, rms=0.209104Jy sigma=0.001386 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.855 mas, bmaj=6.766 mas, bpa=-2.66 degrees ! Estimated noise=873.264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00650882 Jy ! Component: 100 - total flux cleaned = 0.00821109 Jy ! Component: 150 - total flux cleaned = 0.00972359 Jy ! Component: 200 - total flux cleaned = 0.011237 Jy ! Total flux subtracted in 200 components = 0.011237 Jy ! Clean residual min=-0.007078 max=0.008262 Jy/beam ! Clean residual mean=0.000050 rms=0.001872 Jy/beam ! Combined flux in latest and established models = 1.83066 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 196 components and 1.83066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208747Jy sigma=0.001383 ! Fit after self-cal, rms=0.208707Jy sigma=0.001383 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 (23.5, -20.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00792732 Jy ! Component: 100 - total flux cleaned = 0.00994003 Jy ! Component: 150 - total flux cleaned = 0.0106244 Jy ! Component: 200 - total flux cleaned = 0.011086 Jy ! Total flux subtracted in 200 components = 0.011086 Jy ! Clean residual min=-0.006901 max=0.006842 Jy/beam ! Clean residual mean=-0.000005 rms=0.001716 Jy/beam ! Combined flux in latest and established models = 1.84175 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 220 components and 1.84175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208285Jy sigma=0.001379 ! Fit after self-cal, rms=0.208266Jy sigma=0.001379 ! 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=0.208266Jy sigma=0.001379 ! Fit after self-cal, rms=0.208389Jy sigma=0.001378 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.524 mas, bmaj=16.37 mas, bpa=-5.402 degrees ! Estimated noise=1129.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00832258 Jy ! Component: 100 - total flux cleaned = 0.0108752 Jy ! Component: 150 - total flux cleaned = 0.0127615 Jy ! Component: 200 - total flux cleaned = 0.0139419 Jy ! Total flux subtracted in 200 components = 0.0139419 Jy ! Clean residual min=-0.008547 max=0.009521 Jy/beam ! Clean residual mean=-0.000147 rms=0.002355 Jy/beam ! Combined flux in latest and established models = 1.85569 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 241 components and 1.85569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208146Jy sigma=0.001376 ! Fit after self-cal, rms=0.208099Jy sigma=0.001376 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 = 0.0016401 Jy ! Component: 100 - total flux cleaned = 0.00295058 Jy ! Component: 150 - total flux cleaned = 0.00330153 Jy ! Component: 200 - total flux cleaned = 0.00352323 Jy ! Total flux subtracted in 200 components = 0.00352323 Jy ! Clean residual min=-0.008299 max=0.009142 Jy/beam ! Clean residual mean=-0.000186 rms=0.002302 Jy/beam ! Combined flux in latest and established models = 1.85922 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 251 components and 1.85922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208015Jy sigma=0.001376 ! Fit after self-cal, rms=0.207992Jy sigma=0.001375 ! 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=2.855 mas, bmaj=6.773 mas, bpa=-2.678 degrees ! Estimated noise=873.162 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.855 x 6.773 at -2.678 degrees (North through East) ! Clean map min=-0.0057428 max=1.1502 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=0.207992Jy sigma=0.001375 ! Fit after self-cal, rms=0.191080Jy sigma=0.001225 ! Inverting map and beam ! Estimated beam: bmin=2.857 mas, bmaj=6.776 mas, bpa=-2.678 degrees ! Estimated noise=872.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169839 Jy ! Component: 100 - total flux cleaned = 0.000958641 Jy ! Component: 150 - total flux cleaned = 0.000690514 Jy ! Component: 200 - total flux cleaned = 0.000809065 Jy ! Total flux subtracted in 200 components = 0.000809065 Jy ! Clean residual min=-0.005094 max=0.005779 Jy/beam ! Clean residual mean=-0.000060 rms=0.001407 Jy/beam ! Combined flux in latest and established models = 1.86002 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 267 components and 1.86002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190866Jy sigma=0.001223 ! Fit after self-cal, rms=0.190862Jy sigma=0.001223 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000125221 Jy ! Component: 100 - total flux cleaned = -4.82091e-06 Jy ! Component: 150 - total flux cleaned = 0.000106291 Jy ! Component: 200 - total flux cleaned = 0.00020985 Jy ! Total flux subtracted in 200 components = 0.00020985 Jy ! Clean residual min=-0.004959 max=0.005705 Jy/beam ! Clean residual mean=-0.000061 rms=0.001374 Jy/beam ! Combined flux in latest and established models = 1.86023 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 275 components and 1.86023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190722Jy sigma=0.001222 ! Fit after self-cal, rms=0.190720Jy sigma=0.001222 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190720Jy sigma=0.001222 ! Fit after self-cal, rms=0.190721Jy sigma=0.001222 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=2.133 mas, bmaj=4.728 mas, bpa=7.297 degrees ! Estimated noise=1363.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.909935 Jy ! Component: 100 - total flux cleaned = 1.21502 Jy ! Component: 150 - total flux cleaned = 1.37318 Jy ! Component: 200 - total flux cleaned = 1.46459 Jy ! Total flux subtracted in 200 components = 1.46459 Jy ! Clean residual min=-0.023428 max=0.049394 Jy/beam ! Clean residual mean=0.000251 rms=0.006066 Jy/beam ! Combined flux in latest and established models = 1.46459 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 42 model components to the UV plane model. ! The established model now contains 42 components and 1.46459 Jy ! Inverting map and beam ! Estimated beam: bmin=2.858 mas, bmaj=6.783 mas, bpa=-2.687 degrees ! Estimated noise=871.567 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 = 0.106171 Jy ! Component: 100 - total flux cleaned = 0.171404 Jy ! Component: 150 - total flux cleaned = 0.216497 Jy ! Component: 200 - total flux cleaned = 0.248843 Jy ! Total flux subtracted in 200 components = 0.248843 Jy ! Clean residual min=-0.010514 max=0.020640 Jy/beam ! Clean residual mean=0.000681 rms=0.003807 Jy/beam ! Combined flux in latest and established models = 1.71343 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 106 components and 1.71343 Jy ! Inverting map ! Added new window around map position (5.5, -16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0242377 Jy ! Component: 100 - total flux cleaned = 0.0426689 Jy ! Component: 150 - total flux cleaned = 0.0574878 Jy ! Component: 200 - total flux cleaned = 0.069871 Jy ! Total flux subtracted in 200 components = 0.069871 Jy ! Clean residual min=-0.007001 max=0.010860 Jy/beam ! Clean residual mean=0.000326 rms=0.002264 Jy/beam ! Combined flux in latest and established models = 1.78331 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 160 components and 1.78331 Jy ! Inverting map ! Added new window around map position (38, -25.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119174 Jy ! Component: 100 - total flux cleaned = 0.0214303 Jy ! Component: 150 - total flux cleaned = 0.0297542 Jy ! Component: 200 - total flux cleaned = 0.0370806 Jy ! Total flux subtracted in 200 components = 0.0370806 Jy ! Clean residual min=-0.006106 max=0.007063 Jy/beam ! Clean residual mean=0.000142 rms=0.001663 Jy/beam ! Combined flux in latest and established models = 1.82039 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 195 components and 1.82039 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=7.517 mas, bmaj=16.34 mas, bpa=-5.308 degrees ! Estimated noise=1127.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112919 Jy ! Component: 100 - total flux cleaned = 0.0194913 Jy ! Component: 150 - total flux cleaned = 0.0259157 Jy ! Component: 200 - total flux cleaned = 0.0310362 Jy ! Total flux subtracted in 200 components = 0.0310362 Jy ! Clean residual min=-0.006299 max=0.005447 Jy/beam ! Clean residual mean=-0.000022 rms=0.001872 Jy/beam ! Combined flux in latest and established models = 1.85142 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 = 0.00409056 Jy ! Component: 100 - total flux cleaned = 0.00689794 Jy ! Component: 150 - total flux cleaned = 0.00805571 Jy ! Component: 200 - total flux cleaned = 0.00899649 Jy ! Total flux subtracted in 200 components = 0.00899649 Jy ! Clean residual min=-0.005766 max=0.004906 Jy/beam ! Clean residual mean=-0.000123 rms=0.001703 Jy/beam ! Combined flux in latest and established models = 1.86042 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 251 components and 1.86042 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.858 mas, bmaj=6.783 mas, bpa=-2.687 degrees ! Estimated noise=871.567 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114076 Jy ! Component: 100 - total flux cleaned = -0.000594188 Jy ! Component: 150 - total flux cleaned = 0.000150182 Jy ! Component: 200 - total flux cleaned = 0.000378995 Jy ! Total flux subtracted in 200 components = 0.000378995 Jy ! Clean residual min=-0.005248 max=0.005359 Jy/beam ! Clean residual mean=-0.000059 rms=0.001262 Jy/beam ! Combined flux in latest and established models = 1.8608 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 271 components and 1.8608 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190528Jy sigma=0.001220 ! Fit after self-cal, rms=0.190347Jy sigma=0.001219 wmodel J1517-2422_S_2001_07_05_pus_map.mod ! Writing 271 model components to file: J1517-2422_S_2001_07_05_pus_map.mod wobs J1517-2422_S_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J1517-2422_S_2001_07_05_pus_uvs.fits wwins J1517-2422_S_2001_07_05_pus_map.win ! wwins: Wrote 9 windows to J1517-2422_S_2001_07_05_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=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00137371 Jy ! Component: 100 - total flux cleaned = -0.00171358 Jy ! Component: 150 - total flux cleaned = -0.00195944 Jy ! Component: 200 - total flux cleaned = -0.0024279 Jy ! Component: 250 - total flux cleaned = -0.00265451 Jy ! Component: 300 - total flux cleaned = -0.00287573 Jy ! Component: 350 - total flux cleaned = -0.00330763 Jy ! Component: 400 - total flux cleaned = -0.00366143 Jy ! Component: 450 - total flux cleaned = -0.00414624 Jy ! Component: 500 - total flux cleaned = -0.00455448 Jy ! Component: 550 - total flux cleaned = -0.00502296 Jy ! Component: 600 - total flux cleaned = -0.00554705 Jy ! Component: 650 - total flux cleaned = -0.00593572 Jy ! Component: 700 - total flux cleaned = -0.00638194 Jy ! Component: 750 - total flux cleaned = -0.00675924 Jy ! Component: 800 - total flux cleaned = -0.00719387 Jy ! Component: 850 - total flux cleaned = -0.00768289 Jy ! Component: 900 - total flux cleaned = -0.00798402 Jy ! Component: 950 - total flux cleaned = -0.00822281 Jy ! Component: 1000 - total flux cleaned = -0.0086348 Jy ! Component: 1050 - total flux cleaned = -0.00880812 Jy ! Component: 1100 - total flux cleaned = -0.00921049 Jy ! Component: 1150 - total flux cleaned = -0.00943685 Jy ! Component: 1200 - total flux cleaned = -0.00960534 Jy ! Component: 1250 - total flux cleaned = -0.00977297 Jy ! Component: 1300 - total flux cleaned = -0.0100487 Jy ! Component: 1350 - total flux cleaned = -0.0103763 Jy ! Component: 1400 - total flux cleaned = -0.010646 Jy ! Component: 1450 - total flux cleaned = -0.0107 Jy ! Component: 1500 - total flux cleaned = -0.011283 Jy ! Component: 1550 - total flux cleaned = -0.011493 Jy ! Component: 1600 - total flux cleaned = -0.0117011 Jy ! Component: 1650 - total flux cleaned = -0.0120624 Jy ! Component: 1700 - total flux cleaned = -0.0123695 Jy ! Component: 1750 - total flux cleaned = -0.0125725 Jy ! Component: 1800 - total flux cleaned = -0.0128744 Jy ! Component: 1850 - total flux cleaned = -0.0131236 Jy ! Component: 1900 - total flux cleaned = -0.0133221 Jy ! Component: 1950 - total flux cleaned = -0.0136655 Jy ! Component: 2000 - total flux cleaned = -0.0138599 Jy ! Component: 2050 - total flux cleaned = -0.0139565 Jy ! Component: 2100 - total flux cleaned = -0.0141002 Jy ! Component: 2150 - total flux cleaned = -0.0142434 Jy ! Component: 2200 - total flux cleaned = -0.0146688 Jy ! Component: 2250 - total flux cleaned = -0.0147619 Jy ! Component: 2300 - total flux cleaned = -0.0149017 Jy ! Component: 2350 - total flux cleaned = -0.0148558 Jy ! Component: 2400 - total flux cleaned = -0.0151316 Jy ! Component: 2450 - total flux cleaned = -0.0153137 Jy ! Component: 2500 - total flux cleaned = -0.0154945 Jy ! Component: 2550 - total flux cleaned = -0.0155844 Jy ! Component: 2600 - total flux cleaned = -0.0156736 Jy ! Component: 2650 - total flux cleaned = -0.0158513 Jy ! Component: 2700 - total flux cleaned = -0.0159835 Jy ! Component: 2750 - total flux cleaned = -0.0161147 Jy ! Component: 2800 - total flux cleaned = -0.0161148 Jy ! Component: 2850 - total flux cleaned = -0.0163311 Jy ! Component: 2900 - total flux cleaned = -0.0164603 Jy ! Component: 2950 - total flux cleaned = -0.0163746 Jy ! Component: 3000 - total flux cleaned = -0.016545 Jy ! Component: 3050 - total flux cleaned = -0.016672 Jy ! Component: 3100 - total flux cleaned = -0.0168399 Jy ! Component: 3150 - total flux cleaned = -0.0170069 Jy ! Component: 3200 - total flux cleaned = -0.0170901 Jy ! Component: 3250 - total flux cleaned = -0.0172551 Jy ! Component: 3300 - total flux cleaned = -0.0172957 Jy ! Component: 3350 - total flux cleaned = -0.0173364 Jy ! Component: 3400 - total flux cleaned = -0.0175797 Jy ! Component: 3450 - total flux cleaned = -0.01762 Jy ! Component: 3500 - total flux cleaned = -0.0177402 Jy ! Component: 3550 - total flux cleaned = -0.0178598 Jy ! Component: 3600 - total flux cleaned = -0.0180577 Jy ! Component: 3650 - total flux cleaned = -0.018018 Jy ! Component: 3700 - total flux cleaned = -0.0180176 Jy ! Component: 3750 - total flux cleaned = -0.0180567 Jy ! Component: 3800 - total flux cleaned = -0.0182505 Jy ! Component: 3850 - total flux cleaned = -0.0182504 Jy ! Component: 3900 - total flux cleaned = -0.0182889 Jy ! Component: 3950 - total flux cleaned = -0.0182889 Jy ! Component: 4000 - total flux cleaned = -0.018403 Jy ! Component: 4050 - total flux cleaned = -0.0184784 Jy ! Total flux subtracted in 4096 components = -0.0183655 Jy ! Clean residual min=-0.002534 max=0.002094 Jy/beam ! Clean residual mean=-0.000001 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 1.84243 Jy keep ! Adding 314 model components to the UV plane model. ! The established model now contains 585 components and 1.84243 Jy wmap "J1517-2422_S_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.858 x 6.783 at -2.687 degrees (North through East) ! Clean map min=-0.003823 max=1.1403 Jy/beam ! Writing clean map to FITS file: J1517-2422_S_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.14028 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000674195 device "J1517-2422_S_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1517-2422_S_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.177375 0.177375 0.354751 0.709502 1.419 2.83801 5.67601 11.352 22.7041 45.4081 90.8162 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.14 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.858 x 6.783 at -2.687 degrees (North through East) ! Clean map min=-0.003823 max=1.1403 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1517-2422_S_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1517-2422_S_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1517-2422_S_2001_07_05_pus_uvs.log closed on Fri Aug 10 13:35:36 2007