! Started logfile: J2331-1556_S_2001_07_05_pus_uvs.log on Sat Aug 11 22:18:57 2007 obs J2331-1556_S_2001_07_05_pus_uva.fits ! Reading UV FITS file: J2331-1556_S_2001_07_05_pus_uva.fits ! AN table 1: 33 integrations on 171 of 171 possible baselines. ! AN table 2: 11 integrations on 171 of 171 possible baselines. ! AN table 3: 219 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0824939 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2331-1556 ! 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 14840 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 452 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 3363 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 452 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 3363 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 452 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 3363 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 452 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 3363 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.692327Jy sigma=0.005695 ! Fit after self-cal, rms=0.391834Jy sigma=0.003038 ! 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=2.256 mas, bmaj=6.812 mas, bpa=0.2197 degrees ! Estimated noise=1130.92 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 = 0.636106 Jy ! Component: 100 - total flux cleaned = 0.888928 Jy ! Total flux subtracted in 100 components = 0.888928 Jy ! Clean residual min=-0.032105 max=0.112441 Jy/beam ! Clean residual mean=0.000113 rms=0.008817 Jy/beam ! Combined flux in latest and established models = 0.888928 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.888928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285558Jy sigma=0.002178 ! Fit after self-cal, rms=0.283757Jy sigma=0.002164 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.122426 Jy ! Component: 100 - total flux cleaned = 0.181215 Jy ! Total flux subtracted in 100 components = 0.181215 Jy ! Clean residual min=-0.018435 max=0.027574 Jy/beam ! Clean residual mean=0.000102 rms=0.004045 Jy/beam ! Combined flux in latest and established models = 1.07014 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 1.07014 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221161Jy sigma=0.001588 ! Fit after self-cal, rms=0.220874Jy sigma=0.001585 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0303879 Jy ! Component: 100 - total flux cleaned = 0.04133 Jy ! Total flux subtracted in 100 components = 0.04133 Jy ! Clean residual min=-0.016793 max=0.022845 Jy/beam ! Clean residual mean=0.000100 rms=0.003514 Jy/beam ! Combined flux in latest and established models = 1.11147 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 1.11147 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216802Jy sigma=0.001544 ! Fit after self-cal, rms=0.216801Jy sigma=0.001544 ! Inverting map ! Added new window around map position (11.5, 5.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0226372 Jy ! Component: 100 - total flux cleaned = 0.0347372 Jy ! Total flux subtracted in 100 components = 0.0347372 Jy ! Clean residual min=-0.017286 max=0.015675 Jy/beam ! Clean residual mean=0.000091 rms=0.003203 Jy/beam ! Combined flux in latest and established models = 1.14621 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 1.14621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213942Jy sigma=0.001519 ! Fit after self-cal, rms=0.213744Jy sigma=0.001517 ! 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=2.828 mas, bmaj=7.59 mas, bpa=-2.152 degrees ! Estimated noise=750.063 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 (51, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255568 Jy ! Component: 100 - total flux cleaned = 0.0422573 Jy ! Component: 150 - total flux cleaned = 0.054689 Jy ! Component: 200 - total flux cleaned = 0.0641649 Jy ! Total flux subtracted in 200 components = 0.0641649 Jy ! Clean residual min=-0.014001 max=0.017751 Jy/beam ! Clean residual mean=0.000747 rms=0.003656 Jy/beam ! Combined flux in latest and established models = 1.21038 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 63 components and 1.21038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209815Jy sigma=0.001483 ! Fit after self-cal, rms=0.209444Jy sigma=0.001479 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.08 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.97 KP 1.03 ! LA 1.02 MC 1.00* MK 0.96 NL 1.00* ! NY 1.00* OV 1.04 PT 0.99 SC 1.00* ! TS 0.97 WF 1.00* 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 150 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 0.99 KK 1.01 KP 0.97 ! LA 1.00 MC 1.00* MK 0.99 NL 1.02 ! NY 1.00* OV 0.98 PT 0.99 SC 0.97 ! TS 1.00* WF 0.99 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.10 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.95 KP 0.85 ! LA 1.00 MC 1.00* MK 0.94 NL 1.00* ! NY 1.00* OV 1.02 PT 1.02 SC 1.00* ! TS 0.94 WF 1.00* 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 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 0.98 KK 1.01 KP 1.01 ! LA 0.96 MC 1.00* MK 0.93 NL 0.99 ! NY 1.00* OV 1.02 PT 1.02 SC 0.97 ! TS 1.00* WF 1.01 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.92 KP 1.07 ! LA 1.02 MC 1.00* MK 0.95 NL 1.00* ! NY 1.00* OV 1.02 PT 1.00 SC 1.00* ! TS 0.90 WF 1.00* 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 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.95 GC 1.00* GG 1.00* ! HH 1.00* HN 0.96 KK 1.02 KP 1.03 ! LA 0.97 MC 1.00* MK 0.97 NL 1.05 ! NY 1.00* OV 1.01 PT 0.97 SC 0.98 ! TS 1.00* WF 1.02 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.97 KP 1.04 ! LA 1.02 MC 1.00* MK 0.92 NL 1.00* ! NY 1.00* OV 0.99 PT 0.99 SC 1.00* ! TS 0.98 WF 1.00* 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 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 0.96 KK 1.05 KP 1.07 ! LA 0.98 MC 1.00* MK 0.97 NL 1.02 ! NY 1.00* OV 1.01 PT 1.05 SC 0.95 ! TS 1.00* WF 0.99 WZ 1.00* ! ! ! Fit before self-cal, rms=0.209444Jy sigma=0.001479 ! Fit after self-cal, rms=0.196833Jy sigma=0.001427 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.787 mas, bmaj=9.155 mas, bpa=-1.871 degrees ! Estimated noise=747.712 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (15.5, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0159211 Jy ! Component: 100 - total flux cleaned = 0.0261495 Jy ! Component: 150 - total flux cleaned = 0.0332711 Jy ! Component: 200 - total flux cleaned = 0.0367685 Jy ! Total flux subtracted in 200 components = 0.0367685 Jy ! Clean residual min=-0.011212 max=0.009060 Jy/beam ! Clean residual mean=0.000441 rms=0.002681 Jy/beam ! Combined flux in latest and established models = 1.24714 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 97 components and 1.24714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194937Jy sigma=0.001413 ! Fit after self-cal, rms=0.194860Jy sigma=0.001412 ! 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=0.194860Jy sigma=0.001412 ! Fit after self-cal, rms=0.190292Jy sigma=0.001309 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.794 mas, bmaj=9.147 mas, bpa=-1.897 degrees ! Estimated noise=749.177 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00939794 Jy ! Component: 100 - total flux cleaned = 0.0162811 Jy ! Component: 150 - total flux cleaned = 0.0202239 Jy ! Component: 200 - total flux cleaned = 0.0224366 Jy ! Total flux subtracted in 200 components = 0.0224366 Jy ! Clean residual min=-0.005326 max=0.008200 Jy/beam ! Clean residual mean=0.000369 rms=0.001510 Jy/beam ! Combined flux in latest and established models = 1.26958 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 120 components and 1.26958 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189595Jy sigma=0.001302 ! Fit after self-cal, rms=0.189657Jy sigma=0.001302 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, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448801 Jy ! Component: 100 - total flux cleaned = 0.0068542 Jy ! Component: 150 - total flux cleaned = 0.00853283 Jy ! Component: 200 - total flux cleaned = 0.00986094 Jy ! Total flux subtracted in 200 components = 0.00986094 Jy ! Clean residual min=-0.004638 max=0.006665 Jy/beam ! Clean residual mean=0.000320 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 1.27944 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 143 components and 1.27944 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189172Jy sigma=0.001298 ! Fit after self-cal, rms=0.189150Jy sigma=0.001298 ! Inverting map ! Added new window around map position (57.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00591335 Jy ! Component: 100 - total flux cleaned = 0.00805904 Jy ! Component: 150 - total flux cleaned = 0.00937705 Jy ! Component: 200 - total flux cleaned = 0.0103243 Jy ! Total flux subtracted in 200 components = 0.0103243 Jy ! Clean residual min=-0.004706 max=0.005726 Jy/beam ! Clean residual mean=0.000269 rms=0.001273 Jy/beam ! Combined flux in latest and established models = 1.28977 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 163 components and 1.28977 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188837Jy sigma=0.001295 ! Fit after self-cal, rms=0.188824Jy sigma=0.001295 ! Inverting map ! Added new window around map position (100, -96.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00521008 Jy ! Component: 100 - total flux cleaned = 0.0079472 Jy ! Component: 150 - total flux cleaned = 0.00941539 Jy ! Component: 200 - total flux cleaned = 0.01076 Jy ! Total flux subtracted in 200 components = 0.01076 Jy ! Clean residual min=-0.005107 max=0.004922 Jy/beam ! Clean residual mean=0.000252 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 1.30053 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 188 components and 1.30053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188620Jy sigma=0.001293 ! Fit after self-cal, rms=0.188609Jy sigma=0.001293 ! 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=0.188609Jy sigma=0.001293 ! Fit after self-cal, rms=0.188415Jy sigma=0.001292 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.795 mas, bmaj=9.137 mas, bpa=-1.915 degrees ! Estimated noise=749.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00429306 Jy ! Component: 100 - total flux cleaned = 0.00681625 Jy ! Component: 150 - total flux cleaned = 0.00831926 Jy ! Component: 200 - total flux cleaned = 0.00959714 Jy ! Total flux subtracted in 200 components = 0.00959714 Jy ! Clean residual min=-0.003998 max=0.004817 Jy/beam ! Clean residual mean=0.000182 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 1.31012 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 222 components and 1.31012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188240Jy sigma=0.001290 ! Fit after self-cal, rms=0.188231Jy sigma=0.001290 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 (42.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00445444 Jy ! Component: 100 - total flux cleaned = 0.0065276 Jy ! Component: 150 - total flux cleaned = 0.00764491 Jy ! Component: 200 - total flux cleaned = 0.00849544 Jy ! Total flux subtracted in 200 components = 0.00849544 Jy ! Clean residual min=-0.004068 max=0.004398 Jy/beam ! Clean residual mean=0.000141 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 1.31862 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 258 components and 1.31862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188071Jy sigma=0.001289 ! Fit after self-cal, rms=0.188067Jy sigma=0.001289 ! Inverting map ! Added new window around map position (-12.5, -50). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00395748 Jy ! Component: 100 - total flux cleaned = 0.00592644 Jy ! Component: 150 - total flux cleaned = 0.00756463 Jy ! Component: 200 - total flux cleaned = 0.00847566 Jy ! Total flux subtracted in 200 components = 0.00847566 Jy ! Clean residual min=-0.004124 max=0.003718 Jy/beam ! Clean residual mean=0.000098 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 1.32709 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 290 components and 1.32709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187948Jy sigma=0.001288 ! Fit after self-cal, rms=0.187948Jy sigma=0.001288 ! 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=0.187948Jy sigma=0.001288 ! Fit after self-cal, rms=0.188014Jy sigma=0.001288 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.599 mas, bmaj=14.97 mas, bpa=0.8779 degrees ! Estimated noise=958.378 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00398019 Jy ! Component: 100 - total flux cleaned = 0.00671425 Jy ! Component: 150 - total flux cleaned = 0.0088736 Jy ! Component: 200 - total flux cleaned = 0.01067 Jy ! Total flux subtracted in 200 components = 0.01067 Jy ! Clean residual min=-0.003729 max=0.003439 Jy/beam ! Clean residual mean=0.000103 rms=0.001022 Jy/beam ! Combined flux in latest and established models = 1.33776 Jy selfcal ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 334 components and 1.33776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187952Jy sigma=0.001287 ! Fit after self-cal, rms=0.187951Jy sigma=0.001287 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 = 0.00185563 Jy ! Component: 100 - total flux cleaned = 0.00292094 Jy ! Component: 150 - total flux cleaned = 0.00374348 Jy ! Component: 200 - total flux cleaned = 0.00428316 Jy ! Total flux subtracted in 200 components = 0.00428316 Jy ! Clean residual min=-0.003686 max=0.003430 Jy/beam ! Clean residual mean=0.000065 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 1.34205 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 359 components and 1.34205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187936Jy sigma=0.001287 ! Fit after self-cal, rms=0.187936Jy sigma=0.001287 ! 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=2.794 mas, bmaj=9.131 mas, bpa=-1.921 degrees ! Estimated noise=748.861 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.794 x 9.131 at -1.921 degrees (North through East) ! Clean map min=-0.0038707 max=0.84627 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=0.187936Jy sigma=0.001287 ! Fit after self-cal, rms=0.176505Jy sigma=0.001168 ! Inverting map and beam ! Estimated beam: bmin=2.791 mas, bmaj=9.13 mas, bpa=-1.907 degrees ! Estimated noise=748.698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000960482 Jy ! Component: 100 - total flux cleaned = 0.00142116 Jy ! Component: 150 - total flux cleaned = 0.00163259 Jy ! Component: 200 - total flux cleaned = 0.0017614 Jy ! Total flux subtracted in 200 components = 0.0017614 Jy ! Clean residual min=-0.003764 max=0.003410 Jy/beam ! Clean residual mean=0.000015 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 1.34381 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 379 components and 1.34381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176442Jy sigma=0.001168 ! Fit after self-cal, rms=0.176441Jy sigma=0.001168 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00025875 Jy ! Component: 100 - total flux cleaned = 0.000436512 Jy ! Component: 150 - total flux cleaned = 0.000547414 Jy ! Component: 200 - total flux cleaned = 0.000708055 Jy ! Total flux subtracted in 200 components = 0.000708055 Jy ! Clean residual min=-0.003724 max=0.003441 Jy/beam ! Clean residual mean=0.000010 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 1.34452 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 393 components and 1.34452 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176404Jy sigma=0.001167 ! Fit after self-cal, rms=0.176403Jy sigma=0.001167 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176403Jy sigma=0.001167 ! Fit after self-cal, rms=0.176363Jy sigma=0.001167 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=2.236 mas, bmaj=7.906 mas, bpa=0.2883 degrees ! Estimated noise=1102.01 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.626374 Jy ! Component: 100 - total flux cleaned = 0.882845 Jy ! Component: 150 - total flux cleaned = 1.00526 Jy ! Component: 200 - total flux cleaned = 1.06528 Jy ! Total flux subtracted in 200 components = 1.06528 Jy ! Clean residual min=-0.012522 max=0.027911 Jy/beam ! Clean residual mean=0.000086 rms=0.003471 Jy/beam ! Combined flux in latest and established models = 1.06528 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 11 model components to the UV plane model. ! The established model now contains 11 components and 1.06528 Jy ! Inverting map and beam ! Estimated beam: bmin=2.79 mas, bmaj=9.127 mas, bpa=-1.916 degrees ! Estimated noise=748.548 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 = 0.0485479 Jy ! Component: 100 - total flux cleaned = 0.0838275 Jy ! Component: 150 - total flux cleaned = 0.111389 Jy ! Component: 200 - total flux cleaned = 0.133507 Jy ! Total flux subtracted in 200 components = 0.133507 Jy ! Clean residual min=-0.007048 max=0.013514 Jy/beam ! Clean residual mean=0.000691 rms=0.002756 Jy/beam ! Combined flux in latest and established models = 1.19878 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 84 components and 1.19878 Jy ! Inverting map ! Added new window around map position (9, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181601 Jy ! Component: 100 - total flux cleaned = 0.0333407 Jy ! Component: 150 - total flux cleaned = 0.0462746 Jy ! Component: 200 - total flux cleaned = 0.0573877 Jy ! Total flux subtracted in 200 components = 0.0573877 Jy ! Clean residual min=-0.005360 max=0.007000 Jy/beam ! Clean residual mean=0.000408 rms=0.001729 Jy/beam ! Combined flux in latest and established models = 1.25617 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 152 components and 1.25617 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=7.593 mas, bmaj=14.97 mas, bpa=0.8669 degrees ! Estimated noise=959.338 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172793 Jy ! Component: 100 - total flux cleaned = 0.0299275 Jy ! Component: 150 - total flux cleaned = 0.0397181 Jy ! Component: 200 - total flux cleaned = 0.0474168 Jy ! Total flux subtracted in 200 components = 0.0474168 Jy ! Clean residual min=-0.004575 max=0.005154 Jy/beam ! Clean residual mean=0.000388 rms=0.001584 Jy/beam ! Combined flux in latest and established models = 1.30359 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 = 0.00627608 Jy ! Component: 100 - total flux cleaned = 0.0115491 Jy ! Component: 150 - total flux cleaned = 0.016018 Jy ! Component: 200 - total flux cleaned = 0.0198508 Jy ! Total flux subtracted in 200 components = 0.0198508 Jy ! Clean residual min=-0.003583 max=0.003765 Jy/beam ! Clean residual mean=0.000194 rms=0.001145 Jy/beam ! Combined flux in latest and established models = 1.32344 Jy ! Adding 186 model components to the UV plane model. ! The established model now contains 328 components and 1.32344 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.79 mas, bmaj=9.127 mas, bpa=-1.916 degrees ! Estimated noise=748.548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000758761 Jy ! Component: 100 - total flux cleaned = 0.00192066 Jy ! Component: 150 - total flux cleaned = 0.00329008 Jy ! Component: 200 - total flux cleaned = 0.004854 Jy ! Total flux subtracted in 200 components = 0.004854 Jy ! Clean residual min=-0.003810 max=0.003376 Jy/beam ! Clean residual mean=0.000063 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 1.32829 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 348 components and 1.32829 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176611Jy sigma=0.001170 ! Fit after self-cal, rms=0.176596Jy sigma=0.001169 wmodel J2331-1556_S_2001_07_05_pus_map.mod ! Writing 348 model components to file: J2331-1556_S_2001_07_05_pus_map.mod wobs J2331-1556_S_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J2331-1556_S_2001_07_05_pus_uvs.fits wwins J2331-1556_S_2001_07_05_pus_map.win ! wwins: Wrote 10 windows to J2331-1556_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 = -0.000188921 Jy ! Component: 100 - total flux cleaned = -0.000549367 Jy ! Component: 150 - total flux cleaned = -0.000606638 Jy ! Component: 200 - total flux cleaned = -0.000825234 Jy ! Component: 250 - total flux cleaned = -0.000878527 Jy ! Component: 300 - total flux cleaned = -0.000930678 Jy ! Component: 350 - total flux cleaned = -0.000982361 Jy ! Component: 400 - total flux cleaned = -0.00103243 Jy ! Component: 450 - total flux cleaned = -0.00103247 Jy ! Component: 500 - total flux cleaned = -0.000985072 Jy ! Component: 550 - total flux cleaned = -0.000938279 Jy ! Component: 600 - total flux cleaned = -0.000985672 Jy ! Component: 650 - total flux cleaned = -0.000984867 Jy ! Component: 700 - total flux cleaned = -0.000893303 Jy ! Component: 750 - total flux cleaned = -0.000714145 Jy ! Component: 800 - total flux cleaned = -0.000625768 Jy ! Component: 850 - total flux cleaned = -0.000494064 Jy ! Component: 900 - total flux cleaned = -0.000364933 Jy ! Component: 950 - total flux cleaned = -0.000365341 Jy ! Component: 1000 - total flux cleaned = -0.000239213 Jy ! Component: 1050 - total flux cleaned = -0.000239321 Jy ! Component: 1100 - total flux cleaned = -0.000157201 Jy ! Component: 1150 - total flux cleaned = -7.51222e-05 Jy ! Component: 1200 - total flux cleaned = -7.52781e-05 Jy ! Component: 1250 - total flux cleaned = 4.52316e-05 Jy ! Component: 1300 - total flux cleaned = 0.000164308 Jy ! Component: 1350 - total flux cleaned = 0.000204087 Jy ! Component: 1400 - total flux cleaned = 0.000358883 Jy ! Component: 1450 - total flux cleaned = 0.000320299 Jy ! Component: 1500 - total flux cleaned = 0.000473298 Jy ! Component: 1550 - total flux cleaned = 0.000700051 Jy ! Component: 1600 - total flux cleaned = 0.00084956 Jy ! Component: 1650 - total flux cleaned = 0.000998139 Jy ! Component: 1700 - total flux cleaned = 0.00121921 Jy ! Component: 1750 - total flux cleaned = 0.0011832 Jy ! Component: 1800 - total flux cleaned = 0.00147341 Jy ! Component: 1850 - total flux cleaned = 0.00158149 Jy ! Component: 1900 - total flux cleaned = 0.00175973 Jy ! Component: 1950 - total flux cleaned = 0.00190123 Jy ! Component: 2000 - total flux cleaned = 0.00214665 Jy ! Component: 2050 - total flux cleaned = 0.00214611 Jy ! Component: 2100 - total flux cleaned = 0.00231886 Jy ! Component: 2150 - total flux cleaned = 0.00252427 Jy ! Component: 2200 - total flux cleaned = 0.00262632 Jy ! Component: 2250 - total flux cleaned = 0.00276137 Jy ! Component: 2300 - total flux cleaned = 0.00289572 Jy ! Component: 2350 - total flux cleaned = 0.00316202 Jy ! Component: 2400 - total flux cleaned = 0.00319521 Jy ! Component: 2450 - total flux cleaned = 0.00342518 Jy ! Component: 2500 - total flux cleaned = 0.00365329 Jy ! Component: 2550 - total flux cleaned = 0.00378292 Jy ! Component: 2600 - total flux cleaned = 0.00397592 Jy ! Component: 2650 - total flux cleaned = 0.00423156 Jy ! Component: 2700 - total flux cleaned = 0.00432686 Jy ! Component: 2750 - total flux cleaned = 0.00445297 Jy ! Component: 2800 - total flux cleaned = 0.00476643 Jy ! Component: 2850 - total flux cleaned = 0.00492203 Jy ! Component: 2900 - total flux cleaned = 0.00507703 Jy ! Component: 2950 - total flux cleaned = 0.00532325 Jy ! Component: 3000 - total flux cleaned = 0.00544579 Jy ! Component: 3050 - total flux cleaned = 0.00565838 Jy ! Component: 3100 - total flux cleaned = 0.0057795 Jy ! Component: 3150 - total flux cleaned = 0.00607977 Jy ! Component: 3200 - total flux cleaned = 0.00610949 Jy ! Component: 3250 - total flux cleaned = 0.00631738 Jy ! Component: 3300 - total flux cleaned = 0.0064649 Jy ! Component: 3350 - total flux cleaned = 0.00661171 Jy ! Component: 3400 - total flux cleaned = 0.00681587 Jy ! Component: 3450 - total flux cleaned = 0.00687405 Jy ! Component: 3500 - total flux cleaned = 0.00707596 Jy ! Component: 3550 - total flux cleaned = 0.00716211 Jy ! Component: 3600 - total flux cleaned = 0.00730491 Jy ! Component: 3650 - total flux cleaned = 0.00736204 Jy ! Component: 3700 - total flux cleaned = 0.0075318 Jy ! Component: 3750 - total flux cleaned = 0.00758813 Jy ! Component: 3800 - total flux cleaned = 0.00789585 Jy ! Component: 3850 - total flux cleaned = 0.00797927 Jy ! Component: 3900 - total flux cleaned = 0.00803464 Jy ! Component: 3950 - total flux cleaned = 0.00819976 Jy ! Component: 4000 - total flux cleaned = 0.00830967 Jy ! Component: 4050 - total flux cleaned = 0.00844588 Jy ! Total flux subtracted in 4096 components = 0.00863613 Jy ! Clean residual min=-0.001533 max=0.001700 Jy/beam ! Clean residual mean=0.000049 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 1.33693 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 672 components and 1.33693 Jy wmap "J2331-1556_S_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.79 x 9.127 at -1.916 degrees (North through East) ! Clean map min=-0.0026977 max=0.84424 Jy/beam ! Writing clean map to FITS file: J2331-1556_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 0.844237 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000510375 device "J2331-1556_S_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J2331-1556_S_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.181362 0.181362 0.362723 0.725447 1.45089 2.90179 5.80358 11.6072 23.2143 46.4286 92.8572 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.844 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.79 x 9.127 at -1.916 degrees (North through East) ! Clean map min=-0.0026977 max=0.84424 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2331-1556_S_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J2331-1556_S_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2331-1556_S_2001_07_05_pus_uvs.log closed on Sat Aug 11 22:23:58 2007