! Started logfile: J0921-2618_X_2003_09_17_pus_uvs.log on Sun May 13 21:24:33 2007 obs J0921-2618_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J0921-2618_X_2003_09_17_pus_uva.fits ! AN table 1: 13 integrations on 120 of 120 possible baselines. ! AN table 2: 124 integrations on 120 of 120 possible baselines. ! AN table 3: 21 integrations on 120 of 120 possible baselines. ! AN table 4: 252 integrations on 120 of 120 possible baselines. ! AN table 5: 18 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.124747 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0921-2618 ! 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. ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1489 lines of history. ! ! Reading 25628 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 float field_size field_size = 256 float field_cell field_cell = 0.2 float taper_size taper_size = 70. 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 = 256x256 pixels with 0.200x0.200 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 208 telescope corrections were flagged in sub-array 1. ! A total of 1402 telescope corrections were flagged in sub-array 2. ! A total of 336 telescope corrections were flagged in sub-array 3. ! A total of 3034 telescope corrections were flagged in sub-array 4. ! A total of 195 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 208 telescope corrections were flagged in sub-array 1. ! A total of 1402 telescope corrections were flagged in sub-array 2. ! A total of 336 telescope corrections were flagged in sub-array 3. ! A total of 3034 telescope corrections were flagged in sub-array 4. ! A total of 195 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 208 telescope corrections were flagged in sub-array 1. ! A total of 1402 telescope corrections were flagged in sub-array 2. ! A total of 336 telescope corrections were flagged in sub-array 3. ! A total of 3034 telescope corrections were flagged in sub-array 4. ! A total of 195 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 208 telescope corrections were flagged in sub-array 1. ! A total of 1402 telescope corrections were flagged in sub-array 2. ! A total of 336 telescope corrections were flagged in sub-array 3. ! A total of 3034 telescope corrections were flagged in sub-array 4. ! A total of 195 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.673771Jy sigma=0.006305 ! Fit after self-cal, rms=0.670952Jy sigma=0.006290 ! 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=0.6452 mas, bmaj=1.995 mas, bpa=-10.26 degrees ! Estimated noise=1019.58 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.04431 Jy ! Component: 100 - total flux cleaned = 1.38776 Jy ! Total flux subtracted in 100 components = 1.38776 Jy ! Clean residual min=-0.043277 max=0.159037 Jy/beam ! Clean residual mean=0.002253 rms=0.019853 Jy/beam ! Combined flux in latest and established models = 1.38776 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.38776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.385688Jy sigma=0.003572 ! Fit after self-cal, rms=0.385074Jy sigma=0.003565 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.186795 Jy ! Component: 100 - total flux cleaned = 0.295262 Jy ! Total flux subtracted in 100 components = 0.295262 Jy ! Clean residual min=-0.017427 max=0.054545 Jy/beam ! Clean residual mean=0.001068 rms=0.007619 Jy/beam ! Combined flux in latest and established models = 1.68302 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 1.68302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210344Jy sigma=0.001774 ! Fit after self-cal, rms=0.209461Jy sigma=0.001766 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0659121 Jy ! Component: 100 - total flux cleaned = 0.105396 Jy ! Total flux subtracted in 100 components = 0.105396 Jy ! Clean residual min=-0.009461 max=0.021679 Jy/beam ! Clean residual mean=0.000644 rms=0.003770 Jy/beam ! Combined flux in latest and established models = 1.78841 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 1.78841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170973Jy sigma=0.001313 ! Fit after self-cal, rms=0.170872Jy sigma=0.001312 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0267322 Jy ! Component: 100 - total flux cleaned = 0.0449184 Jy ! Total flux subtracted in 100 components = 0.0449184 Jy ! Clean residual min=-0.007528 max=0.014879 Jy/beam ! Clean residual mean=0.000460 rms=0.002620 Jy/beam ! Combined flux in latest and established models = 1.83333 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 1.83333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162105Jy sigma=0.001199 ! Fit after self-cal, rms=0.162052Jy sigma=0.001198 ! 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=0.9169 mas, bmaj=2.858 mas, bpa=-8.459 degrees ! Estimated noise=525.706 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 = 0.0279422 Jy ! Component: 100 - total flux cleaned = 0.0419008 Jy ! Component: 150 - total flux cleaned = 0.0491291 Jy ! Component: 200 - total flux cleaned = 0.0529128 Jy ! Total flux subtracted in 200 components = 0.0529128 Jy ! Clean residual min=-0.005785 max=0.016190 Jy/beam ! Clean residual mean=0.001137 rms=0.003234 Jy/beam ! Combined flux in latest and established models = 1.88625 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 38 components and 1.88625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158075Jy sigma=0.001145 ! Fit after self-cal, rms=0.158001Jy sigma=0.001144 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 0.99 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 0.99 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 0.99 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.01 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 0.99 NL 1.00* NY 1.00* ! ON 1.00* OV 1.02 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 0.99 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 0.99 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 0.99 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.01 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 0.99 NL 1.00* NY 1.00* ! ON 1.00* OV 1.02 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 0.99 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 0.99 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 0.99 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.01 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 0.99 NL 1.00* NY 1.00* ! ON 1.00* OV 1.02 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 0.99 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 0.99 SC 0.99 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 0.99 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.01 ! ! Telescope amplitude corrections in sub-array 5: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 0.99 NL 1.00* NY 1.00* ! ON 1.00* OV 1.02 PT 0.99 SC 1.00* ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Fit before self-cal, rms=0.158001Jy sigma=0.001144 ! Fit after self-cal, rms=0.158422Jy sigma=0.001139 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.917 mas, bmaj=2.855 mas, bpa=-8.436 degrees ! Estimated noise=525.514 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 = -0.000340053 Jy ! Component: 100 - total flux cleaned = -0.000523093 Jy ! Component: 150 - total flux cleaned = -0.000788544 Jy ! Component: 200 - total flux cleaned = -0.00097033 Jy ! Total flux subtracted in 200 components = -0.00097033 Jy ! Clean residual min=-0.005385 max=0.013392 Jy/beam ! Clean residual mean=0.000804 rms=0.002822 Jy/beam ! Combined flux in latest and established models = 1.88527 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 41 components and 1.88527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158382Jy sigma=0.001138 ! Fit after self-cal, rms=0.158387Jy sigma=0.001138 ! 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=0.158387Jy sigma=0.001138 ! Fit after self-cal, rms=0.158458Jy sigma=0.001138 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.917 mas, bmaj=2.854 mas, bpa=-8.419 degrees ! Estimated noise=525.597 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.31623e-06 Jy ! Component: 100 - total flux cleaned = -0.000101121 Jy ! Component: 150 - total flux cleaned = -0.000226993 Jy ! Component: 200 - total flux cleaned = -0.000227616 Jy ! Total flux subtracted in 200 components = -0.000227616 Jy ! Clean residual min=-0.005145 max=0.013154 Jy/beam ! Clean residual mean=0.000808 rms=0.002798 Jy/beam ! Combined flux in latest and established models = 1.88505 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 42 components and 1.88505 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158434Jy sigma=0.001138 ! Fit after self-cal, rms=0.158427Jy sigma=0.001138 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 (-2, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114768 Jy ! Component: 100 - total flux cleaned = 0.0151395 Jy ! Component: 150 - total flux cleaned = 0.0153053 Jy ! Component: 200 - total flux cleaned = 0.0154361 Jy ! Total flux subtracted in 200 components = 0.0154361 Jy ! Clean residual min=-0.004585 max=0.011707 Jy/beam ! Clean residual mean=0.000381 rms=0.002125 Jy/beam ! Combined flux in latest and established models = 1.90048 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 1.90048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157479Jy sigma=0.001129 ! Fit after self-cal, rms=0.157259Jy sigma=0.001128 ! Inverting map ! Added new window around map position (-6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00989717 Jy ! Component: 100 - total flux cleaned = 0.01341 Jy ! Component: 150 - total flux cleaned = 0.015102 Jy ! Component: 200 - total flux cleaned = 0.0158753 Jy ! Total flux subtracted in 200 components = 0.0158753 Jy ! Clean residual min=-0.005251 max=0.004655 Jy/beam ! Clean residual mean=0.000036 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 1.91636 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 97 components and 1.91636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156517Jy sigma=0.001121 ! Fit after self-cal, rms=0.156469Jy sigma=0.001120 ! 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=0.156469Jy sigma=0.001120 ! Fit after self-cal, rms=0.156219Jy sigma=0.001118 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9169 mas, bmaj=2.853 mas, bpa=-8.407 degrees ! Estimated noise=525.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00502628 Jy ! Component: 100 - total flux cleaned = 0.00770262 Jy ! Component: 150 - total flux cleaned = 0.00827405 Jy ! Component: 200 - total flux cleaned = 0.00876905 Jy ! Total flux subtracted in 200 components = 0.00876905 Jy ! Clean residual min=-0.003165 max=0.003662 Jy/beam ! Clean residual mean=0.000136 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 1.92513 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 111 components and 1.92513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155989Jy sigma=0.001116 ! Fit after self-cal, rms=0.155955Jy sigma=0.001116 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 = 0.00148481 Jy ! Component: 100 - total flux cleaned = 0.00192879 Jy ! Component: 150 - total flux cleaned = 0.00218655 Jy ! Component: 200 - total flux cleaned = 0.00247594 Jy ! Total flux subtracted in 200 components = 0.00247594 Jy ! Clean residual min=-0.003380 max=0.003154 Jy/beam ! Clean residual mean=0.000076 rms=0.000906 Jy/beam ! Combined flux in latest and established models = 1.9276 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 124 components and 1.9276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155884Jy sigma=0.001115 ! Fit after self-cal, rms=0.155875Jy sigma=0.001115 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.155875Jy sigma=0.001115 ! Fit after self-cal, rms=0.155833Jy sigma=0.001115 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.167 mas, bmaj=6.59 mas, bpa=-6.663 degrees ! Estimated noise=624.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00317421 Jy ! Component: 100 - total flux cleaned = 0.0047761 Jy ! Component: 150 - total flux cleaned = 0.0051291 Jy ! Component: 200 - total flux cleaned = 0.00520183 Jy ! Total flux subtracted in 200 components = 0.00520183 Jy ! Clean residual min=-0.002224 max=0.002968 Jy/beam ! Clean residual mean=0.000198 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 1.9328 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 145 components and 1.9328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155779Jy sigma=0.001115 ! Fit after self-cal, rms=0.155769Jy sigma=0.001114 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 = 0.000660111 Jy ! Component: 100 - total flux cleaned = 0.000773782 Jy ! Component: 150 - total flux cleaned = 0.000869877 Jy ! Component: 200 - total flux cleaned = 0.000928051 Jy ! Total flux subtracted in 200 components = 0.000928051 Jy ! Clean residual min=-0.002478 max=0.002839 Jy/beam ! Clean residual mean=0.000153 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 1.93373 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 150 components and 1.93373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155757Jy sigma=0.001114 ! Fit after self-cal, rms=0.155754Jy sigma=0.001114 ! 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=0.9172 mas, bmaj=2.853 mas, bpa=-8.401 degrees ! Estimated noise=525.852 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9172 x 2.853 at -8.401 degrees (North through East) ! Clean map min=-0.0026959 max=1.5229 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=0.155754Jy sigma=0.001114 ! Fit after self-cal, rms=0.155867Jy sigma=0.001114 ! Inverting map and beam ! Estimated beam: bmin=0.9174 mas, bmaj=2.854 mas, bpa=-8.404 degrees ! Estimated noise=525.998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114491 Jy ! Component: 100 - total flux cleaned = 0.0013985 Jy ! Component: 150 - total flux cleaned = 0.00157508 Jy ! Component: 200 - total flux cleaned = 0.0016972 Jy ! Total flux subtracted in 200 components = 0.0016972 Jy ! Clean residual min=-0.002294 max=0.002407 Jy/beam ! Clean residual mean=0.000127 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 1.93543 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 166 components and 1.93543 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155833Jy sigma=0.001114 ! Fit after self-cal, rms=0.155830Jy sigma=0.001114 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000431932 Jy ! Component: 100 - total flux cleaned = 0.00050702 Jy ! Component: 150 - total flux cleaned = 0.000577848 Jy ! Component: 200 - total flux cleaned = 0.000610862 Jy ! Total flux subtracted in 200 components = 0.000610862 Jy ! Clean residual min=-0.002367 max=0.002328 Jy/beam ! Clean residual mean=0.000110 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 1.93604 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 174 components and 1.93604 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155812Jy sigma=0.001114 ! Fit after self-cal, rms=0.155811Jy sigma=0.001114 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155811Jy sigma=0.001114 ! Fit after self-cal, rms=0.155862Jy sigma=0.001114 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=0.6454 mas, bmaj=1.992 mas, bpa=-10.22 degrees ! Estimated noise=1021 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.04436 Jy ! Component: 100 - total flux cleaned = 1.39426 Jy ! Component: 150 - total flux cleaned = 1.58005 Jy ! Component: 200 - total flux cleaned = 1.68779 Jy ! Total flux subtracted in 200 components = 1.68779 Jy ! Clean residual min=-0.016800 max=0.054016 Jy/beam ! Clean residual mean=0.001079 rms=0.007365 Jy/beam ! Combined flux in latest and established models = 1.68779 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 9 model components to the UV plane model. ! The established model now contains 9 components and 1.68779 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9176 mas, bmaj=2.854 mas, bpa=-8.397 degrees ! Estimated noise=526.097 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 = 0.105783 Jy ! Component: 100 - total flux cleaned = 0.155534 Jy ! Component: 150 - total flux cleaned = 0.183211 Jy ! Component: 200 - total flux cleaned = 0.199724 Jy ! Total flux subtracted in 200 components = 0.199724 Jy ! Clean residual min=-0.003981 max=0.010001 Jy/beam ! Clean residual mean=0.001345 rms=0.002665 Jy/beam ! Combined flux in latest and established models = 1.88751 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 45 components and 1.88751 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.166 mas, bmaj=6.589 mas, bpa=-6.664 degrees ! Estimated noise=624.424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0175851 Jy ! Component: 100 - total flux cleaned = 0.0282328 Jy ! Component: 150 - total flux cleaned = 0.0351132 Jy ! Component: 200 - total flux cleaned = 0.0397117 Jy ! Total flux subtracted in 200 components = 0.0397117 Jy ! Clean residual min=-0.001923 max=0.003454 Jy/beam ! Clean residual mean=0.000696 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 1.92722 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 = 0.0031613 Jy ! Component: 100 - total flux cleaned = 0.00535404 Jy ! Component: 150 - total flux cleaned = 0.00667096 Jy ! Component: 200 - total flux cleaned = 0.00715751 Jy ! Total flux subtracted in 200 components = 0.00715751 Jy ! Clean residual min=-0.001606 max=0.002658 Jy/beam ! Clean residual mean=0.000360 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 1.93438 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 116 components and 1.93438 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9176 mas, bmaj=2.854 mas, bpa=-8.397 degrees ! Estimated noise=526.097 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000738004 Jy ! Component: 100 - total flux cleaned = -0.000618219 Jy ! Component: 150 - total flux cleaned = -0.000733249 Jy ! Component: 200 - total flux cleaned = -0.000737406 Jy ! Total flux subtracted in 200 components = -0.000737406 Jy ! Clean residual min=-0.002551 max=0.004961 Jy/beam ! Clean residual mean=0.000210 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 1.93364 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 128 components and 1.93364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156145Jy sigma=0.001116 ! Fit after self-cal, rms=0.156114Jy sigma=0.001115 wmodel J0921-2618_X_2003_09_17_pus_map.mod ! Writing 128 model components to file: J0921-2618_X_2003_09_17_pus_map.mod wobs J0921-2618_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J0921-2618_X_2003_09_17_pus_uvs.fits wwins J0921-2618_X_2003_09_17_pus_map.win ! wwins: Wrote 3 windows to J0921-2618_X_2003_09_17_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=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171706 Jy ! Component: 100 - total flux cleaned = 0.00246034 Jy ! Component: 150 - total flux cleaned = 0.00302893 Jy ! Component: 200 - total flux cleaned = 0.00346801 Jy ! Component: 250 - total flux cleaned = 0.0039683 Jy ! Component: 300 - total flux cleaned = 0.00436749 Jy ! Component: 350 - total flux cleaned = 0.00471216 Jy ! Component: 400 - total flux cleaned = 0.00508044 Jy ! Component: 450 - total flux cleaned = 0.00539962 Jy ! Component: 500 - total flux cleaned = 0.00570818 Jy ! Component: 550 - total flux cleaned = 0.00587439 Jy ! Component: 600 - total flux cleaned = 0.00600407 Jy ! Component: 650 - total flux cleaned = 0.0061624 Jy ! Component: 700 - total flux cleaned = 0.00628651 Jy ! Component: 750 - total flux cleaned = 0.00637761 Jy ! Component: 800 - total flux cleaned = 0.0064671 Jy ! Component: 850 - total flux cleaned = 0.00658353 Jy ! Component: 900 - total flux cleaned = 0.00661232 Jy ! Component: 950 - total flux cleaned = 0.00672438 Jy ! Component: 1000 - total flux cleaned = 0.00677922 Jy ! Total flux subtracted in 1024 components = 0.00680629 Jy ! Clean residual min=-0.001520 max=0.001638 Jy/beam ! Clean residual mean=0.000057 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 1.94045 Jy keep ! Adding 51 model components to the UV plane model. ! The established model now contains 177 components and 1.94045 Jy wmap "J0921-2618_X_2003_09_17_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9176 x 2.854 at -8.397 degrees (North through East) ! Clean map min=-0.0022611 max=1.528 Jy/beam ! Writing clean map to FITS file: J0921-2618_X_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.52802 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000530256 device "J0921-2618_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.104106 0.104106 0.208213 0.416426 0.832852 1.6657 3.33141 6.66281 13.3256 26.6513 53.3025 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.528 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9176 x 2.854 at -8.397 degrees (North through East) ! Clean map min=-0.0022611 max=1.528 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J0921-2618_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0921-2618_X_2003_09_17_pus_uvs.log closed on Sun May 13 21:25:58 2007