! Started logfile: J1640+3946_S_2010_06_23_pus_uvs.log on Sun Jan 30 13:54:21 2011 obs J1640+3946_S_2010_06_23_pus_uva.fits ! Reading UV FITS file: J1640+3946_S_2010_06_23_pus_uva.fits ! AN table 1: 34 integrations on 105 of 105 possible baselines. ! AN table 2: 45 integrations on 105 of 105 possible baselines. ! AN table 3: 63 integrations on 105 of 105 possible baselines. ! AN table 4: 82 integrations on 105 of 105 possible baselines. ! AN table 5: 10 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.147375 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1640+3946 ! ! 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 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3685 lines of history. ! ! Reading 14484 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J1640+3946_S_2010_06_23_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 441 telescope corrections were flagged in sub-array 1. ! A total of 538 telescope corrections were flagged in sub-array 2. ! A total of 596 telescope corrections were flagged in sub-array 3. ! A total of 777 telescope corrections were flagged in sub-array 4. ! A total of 150 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 441 telescope corrections were flagged in sub-array 1. ! A total of 538 telescope corrections were flagged in sub-array 2. ! A total of 596 telescope corrections were flagged in sub-array 3. ! A total of 777 telescope corrections were flagged in sub-array 4. ! A total of 150 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 441 telescope corrections were flagged in sub-array 1. ! A total of 538 telescope corrections were flagged in sub-array 2. ! A total of 596 telescope corrections were flagged in sub-array 3. ! A total of 777 telescope corrections were flagged in sub-array 4. ! A total of 150 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 441 telescope corrections were flagged in sub-array 1. ! A total of 538 telescope corrections were flagged in sub-array 2. ! A total of 596 telescope corrections were flagged in sub-array 3. ! A total of 777 telescope corrections were flagged in sub-array 4. ! A total of 150 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.407120Jy sigma=0.004160 ! Fit after self-cal, rms=0.365531Jy sigma=0.003651 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.91 mas, bmaj=3.218 mas, bpa=2.09 degrees ! Estimated noise=839.997 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 = 0.514454 Jy ! Component: 100 - total flux cleaned = 0.637571 Jy ! Total flux subtracted in 100 components = 0.637571 Jy ! Clean residual min=-0.013726 max=0.052992 Jy/beam ! Clean residual mean=0.000113 rms=0.004263 Jy/beam ! Combined flux in latest and established models = 0.637571 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.637571 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198910Jy sigma=0.002056 ! Fit after self-cal, rms=0.198888Jy sigma=0.002056 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0629269 Jy ! Component: 100 - total flux cleaned = 0.102355 Jy ! Total flux subtracted in 100 components = 0.102355 Jy ! Clean residual min=-0.009121 max=0.020767 Jy/beam ! Clean residual mean=-0.000006 rms=0.002618 Jy/beam ! Combined flux in latest and established models = 0.739927 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.739927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173319Jy sigma=0.001560 ! Fit after self-cal, rms=0.173226Jy sigma=0.001559 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0253465 Jy ! Component: 100 - total flux cleaned = 0.0415544 Jy ! Total flux subtracted in 100 components = 0.0415544 Jy ! Clean residual min=-0.008247 max=0.009538 Jy/beam ! Clean residual mean=-0.000054 rms=0.002203 Jy/beam ! Combined flux in latest and established models = 0.781481 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.781481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169403Jy sigma=0.001458 ! Fit after self-cal, rms=0.169362Jy sigma=0.001457 ! 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=2.356 mas, bmaj=4.122 mas, bpa=2.632 degrees ! Estimated noise=545.346 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 = 0.0143245 Jy ! Component: 100 - total flux cleaned = 0.0214989 Jy ! Component: 150 - total flux cleaned = 0.0253534 Jy ! Component: 200 - total flux cleaned = 0.0274719 Jy ! Total flux subtracted in 200 components = 0.0274719 Jy ! Clean residual min=-0.006711 max=0.006959 Jy/beam ! Clean residual mean=-0.000577 rms=0.001603 Jy/beam ! Combined flux in latest and established models = 0.808953 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 43 components and 0.808953 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168877Jy sigma=0.001430 ! Fit after self-cal, rms=0.168855Jy sigma=0.001430 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KK 1.02 ! KP 1.00* LA 1.00* MA 1.00* MK 1.00* ! NL 1.00* NY 1.03 OV 1.00* PT 1.00* ! SC 1.00* TS 1.01 ZC 1.01 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00* HN 0.99 KK 1.00* ! KP 1.00* LA 1.00* MA 1.04 MK 1.00* ! NL 0.96 NY 1.00 OV 1.00* PT 1.00* ! SC 1.01 TS 1.00* ZC 1.08 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.03 HN 1.02 KK 1.00* ! KP 1.05 LA 1.05 MA 1.04 MK 1.00* ! NL 1.00 NY 1.07 OV 1.00* PT 1.05 ! SC 1.01 TS 1.00 ZC 1.00 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 0.99 HN 1.02 KK 1.00 ! KP 1.00 LA 1.02 MA 2.60 MK 1.01 ! NL 0.95 NY 1.01 OV 0.99 PT 1.02 ! SC 1.04 TS 1.04 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KK 1.03 ! KP 1.00* LA 1.00* MA 1.00* MK 1.00* ! NL 1.00* NY 1.14 OV 1.00* PT 1.00* ! SC 1.00* TS 0.95 ZC 1.04 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* HN 0.99 KK 1.00* ! KP 1.00* LA 1.00* MA 0.94 MK 1.00* ! NL 0.96 NY 1.15 OV 1.00* PT 1.00* ! SC 0.97 TS 1.00* ZC 1.03 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.05 HN 0.99 KK 1.00* ! KP 1.07 LA 1.03 MA 1.05 MK 1.00* ! NL 0.99 NY 1.10 OV 1.00* PT 1.07 ! SC 0.97 TS 1.01 ZC 1.02 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.99 HN 1.00 KK 1.01 ! KP 0.99 LA 1.00 MA 1.01 MK 0.99 ! NL 0.96 NY 0.99 OV 1.03 PT 1.01 ! SC 1.01 TS 1.03 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KK 0.96 ! KP 1.00* LA 1.00* MA 1.00* MK 1.00* ! NL 1.00* NY 1.11 OV 1.00* PT 1.00* ! SC 1.00* TS 1.00 ZC 0.99 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00* HN 1.01 KK 1.00* ! KP 1.00* LA 1.00* MA 1.01 MK 1.00* ! NL 0.97 NY 1.04 OV 1.00* PT 1.00* ! SC 0.98 TS 1.00* ZC 1.04 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.03 HN 0.99 KK 1.00* ! KP 1.05 LA 1.01 MA 1.00 MK 1.00* ! NL 1.01 NY 1.06 OV 1.00* PT 1.00 ! SC 0.99 TS 0.98 ZC 0.99 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.98 HN 1.00 KK 0.95 ! KP 0.97 LA 0.97 MA 1.09 MK 0.99 ! NL 0.97 NY 0.97 OV 0.98 PT 0.97 ! SC 1.03 TS 1.00 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KK 1.00 ! KP 1.00* LA 1.00* MA 1.00* MK 1.00* ! NL 1.00* NY 1.04 OV 1.00* PT 1.00* ! SC 1.00* TS 0.98 ZC 1.04 ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* HN 0.99 KK 1.00* ! KP 1.00* LA 1.00* MA 1.00 MK 1.00* ! NL 0.96 NY 1.05 OV 1.00* PT 1.00* ! SC 0.95 TS 1.00* ZC 1.02 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.03 HN 0.99 KK 1.00* ! KP 1.05 LA 1.00 MA 0.96 MK 1.00* ! NL 0.98 NY 1.12 OV 1.00* PT 1.05 ! SC 0.98 TS 1.05 ZC 0.99 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.00 HN 1.00 KK 0.94 ! KP 0.98 LA 0.98 MA 1.12 MK 0.98 ! NL 0.95 NY 0.99 OV 0.98 PT 0.98 ! SC 1.02 TS 1.02 ZC 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.168855Jy sigma=0.001430 ! Fit after self-cal, rms=0.188000Jy sigma=0.001362 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.444 mas, bmaj=4.137 mas, bpa=2.35 degrees ! Estimated noise=556.257 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 (-3.5, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0030182 Jy ! Component: 100 - total flux cleaned = 0.0026961 Jy ! Component: 150 - total flux cleaned = 0.00243091 Jy ! Component: 200 - total flux cleaned = 0.00242288 Jy ! Total flux subtracted in 200 components = 0.00242288 Jy ! Clean residual min=-0.004487 max=0.004177 Jy/beam ! Clean residual mean=0.000006 rms=0.000971 Jy/beam ! Combined flux in latest and established models = 0.811376 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 61 components and 0.811376 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187689Jy sigma=0.001358 ! Fit after self-cal, rms=0.187983Jy sigma=0.001357 ! 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=0.187983Jy sigma=0.001357 ! Fit after self-cal, rms=0.189019Jy sigma=0.001347 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.444 mas, bmaj=4.141 mas, bpa=2.351 degrees ! Estimated noise=555.564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160548 Jy ! Component: 100 - total flux cleaned = 0.00182392 Jy ! Component: 150 - total flux cleaned = 0.00209015 Jy ! Component: 200 - total flux cleaned = 0.00217287 Jy ! Total flux subtracted in 200 components = 0.00217287 Jy ! Clean residual min=-0.003747 max=0.004232 Jy/beam ! Clean residual mean=0.000011 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.813549 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 0.813549 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188860Jy sigma=0.001345 ! Fit after self-cal, rms=0.188928Jy sigma=0.001345 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 (-19.5, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00296268 Jy ! Component: 100 - total flux cleaned = 0.00332064 Jy ! Component: 150 - total flux cleaned = 0.00363502 Jy ! Component: 200 - total flux cleaned = 0.00378107 Jy ! Total flux subtracted in 200 components = 0.00378107 Jy ! Clean residual min=-0.003633 max=0.003190 Jy/beam ! Clean residual mean=-0.000034 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.81733 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 82 components and 0.81733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188814Jy sigma=0.001344 ! Fit after self-cal, rms=0.188818Jy sigma=0.001344 ! 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=0.188818Jy sigma=0.001344 ! Fit after self-cal, rms=0.188567Jy sigma=0.001336 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.445 mas, bmaj=4.144 mas, bpa=2.319 degrees ! Estimated noise=555.062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000250433 Jy ! Component: 100 - total flux cleaned = 0.000553919 Jy ! Component: 150 - total flux cleaned = 0.000687888 Jy ! Component: 200 - total flux cleaned = 0.000810823 Jy ! Total flux subtracted in 200 components = 0.000810823 Jy ! Clean residual min=-0.002988 max=0.002918 Jy/beam ! Clean residual mean=0.000006 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.818141 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 92 components and 0.81814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188481Jy sigma=0.001335 ! Fit after self-cal, rms=0.188502Jy sigma=0.001335 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 = 0.000385767 Jy ! Component: 100 - total flux cleaned = 0.000557003 Jy ! Component: 150 - total flux cleaned = 0.00066263 Jy ! Component: 200 - total flux cleaned = 0.000765518 Jy ! Total flux subtracted in 200 components = 0.000765518 Jy ! Clean residual min=-0.002959 max=0.002937 Jy/beam ! Clean residual mean=-0.000003 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.818906 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 0.818906 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188451Jy sigma=0.001335 ! Fit after self-cal, rms=0.188456Jy sigma=0.001335 ! 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=0.188456Jy sigma=0.001335 ! Fit after self-cal, rms=0.188732Jy sigma=0.001335 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.229 mas, bmaj=9.117 mas, bpa=3.7 degrees ! Estimated noise=754.047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147868 Jy ! Component: 100 - total flux cleaned = 0.00165993 Jy ! Component: 150 - total flux cleaned = 0.00166164 Jy ! Component: 200 - total flux cleaned = 0.00171976 Jy ! Total flux subtracted in 200 components = 0.00171976 Jy ! Clean residual min=-0.002794 max=0.002633 Jy/beam ! Clean residual mean=-0.000051 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.820626 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 107 components and 0.820626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188739Jy sigma=0.001335 ! Fit after self-cal, rms=0.188735Jy sigma=0.001335 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 = 0.000207062 Jy ! Component: 100 - total flux cleaned = 0.000206611 Jy ! Component: 150 - total flux cleaned = 0.000250409 Jy ! Component: 200 - total flux cleaned = 0.000269456 Jy ! Total flux subtracted in 200 components = 0.000269456 Jy ! Clean residual min=-0.002686 max=0.002647 Jy/beam ! Clean residual mean=-0.000061 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 0.820895 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 113 components and 0.820895 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188741Jy sigma=0.001334 ! Fit after self-cal, rms=0.188737Jy sigma=0.001334 ! 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=2.445 mas, bmaj=4.149 mas, bpa=2.301 degrees ! Estimated noise=554.785 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.445 x 4.149 at 2.301 degrees (North through East) ! Clean map min=-0.0028479 max=0.69452 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=0.188737Jy sigma=0.001334 ! Fit after self-cal, rms=0.191491Jy sigma=0.001236 ! Inverting map and beam ! Estimated beam: bmin=2.445 mas, bmaj=4.149 mas, bpa=2.299 degrees ! Estimated noise=554.574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010516 Jy ! Component: 100 - total flux cleaned = -0.00110558 Jy ! Component: 150 - total flux cleaned = -0.00110536 Jy ! Component: 200 - total flux cleaned = -0.00110607 Jy ! Total flux subtracted in 200 components = -0.00110607 Jy ! Clean residual min=-0.002719 max=0.002864 Jy/beam ! Clean residual mean=0.000006 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.819789 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 119 components and 0.819789 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191435Jy sigma=0.001235 ! Fit after self-cal, rms=0.191442Jy sigma=0.001235 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.88673e-06 Jy ! Component: 100 - total flux cleaned = 4.78997e-05 Jy ! Component: 150 - total flux cleaned = 4.74689e-06 Jy ! Component: 200 - total flux cleaned = 4.77983e-05 Jy ! Total flux subtracted in 200 components = 4.77983e-05 Jy ! Clean residual min=-0.002702 max=0.002871 Jy/beam ! Clean residual mean=0.000005 rms=0.000689 Jy/beam ! Combined flux in latest and established models = 0.819837 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 127 components and 0.819837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191407Jy sigma=0.001235 ! Fit after self-cal, rms=0.191413Jy sigma=0.001235 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191413Jy sigma=0.001235 ! Fit after self-cal, rms=0.192051Jy sigma=0.001235 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.968 mas, bmaj=3.231 mas, bpa=2.058 degrees ! Estimated noise=878.024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.518972 Jy ! Component: 100 - total flux cleaned = 0.638728 Jy ! Component: 150 - total flux cleaned = 0.694741 Jy ! Component: 200 - total flux cleaned = 0.729349 Jy ! Total flux subtracted in 200 components = 0.729349 Jy ! Clean residual min=-0.007022 max=0.018043 Jy/beam ! Clean residual mean=0.000105 rms=0.001964 Jy/beam ! Combined flux in latest and established models = 0.729349 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.729349 Jy ! Inverting map and beam ! Estimated beam: bmin=2.446 mas, bmaj=4.152 mas, bpa=2.302 degrees ! Estimated noise=554.193 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 = 0.0347615 Jy ! Component: 100 - total flux cleaned = 0.0535899 Jy ! Component: 150 - total flux cleaned = 0.0651579 Jy ! Component: 200 - total flux cleaned = 0.072531 Jy ! Total flux subtracted in 200 components = 0.072531 Jy ! Clean residual min=-0.002631 max=0.004719 Jy/beam ! Clean residual mean=0.000193 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.80188 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 64 components and 0.80188 Jy ! Inverting map ! Added new window around map position (2.5, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0052036 Jy ! Component: 100 - total flux cleaned = 0.00897536 Jy ! Component: 150 - total flux cleaned = 0.0107575 Jy ! Component: 200 - total flux cleaned = 0.0120464 Jy ! Total flux subtracted in 200 components = 0.0120464 Jy ! Clean residual min=-0.002547 max=0.003035 Jy/beam ! Clean residual mean=0.000058 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.813927 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 83 components and 0.813927 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=8.225 mas, bmaj=9.115 mas, bpa=3.7 degrees ! Estimated noise=753.063 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00342442 Jy ! Component: 100 - total flux cleaned = 0.0052841 Jy ! Component: 150 - total flux cleaned = 0.00611203 Jy ! Component: 200 - total flux cleaned = 0.0065172 Jy ! Total flux subtracted in 200 components = 0.0065172 Jy ! Clean residual min=-0.002616 max=0.002644 Jy/beam ! Clean residual mean=-0.000045 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.820444 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 = 0.000249724 Jy ! Component: 100 - total flux cleaned = 0.000421771 Jy ! Component: 150 - total flux cleaned = 0.000471594 Jy ! Component: 200 - total flux cleaned = 0.000533593 Jy ! Total flux subtracted in 200 components = 0.000533593 Jy ! Clean residual min=-0.002689 max=0.002605 Jy/beam ! Clean residual mean=-0.000063 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.820978 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 117 components and 0.820977 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.446 mas, bmaj=4.152 mas, bpa=2.302 degrees ! Estimated noise=554.193 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00167088 Jy ! Component: 100 - total flux cleaned = -0.00197102 Jy ! Component: 150 - total flux cleaned = -0.00203674 Jy ! Component: 200 - total flux cleaned = -0.0019091 Jy ! Total flux subtracted in 200 components = -0.0019091 Jy ! Clean residual min=-0.002597 max=0.002765 Jy/beam ! Clean residual mean=-0.000000 rms=0.000683 Jy/beam ! Combined flux in latest and established models = 0.819068 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 130 components and 0.819068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192074Jy sigma=0.001235 ! Fit after self-cal, rms=0.192081Jy sigma=0.001235 wmodel J1640+3946_S_2010_06_23_pus_map.mod ! Writing 130 model components to file: J1640+3946_S_2010_06_23_pus_map.mod wobs J1640+3946_S_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J1640+3946_S_2010_06_23_pus_uvs.fits wwins J1640+3946_S_2010_06_23_pus_map.win ! wwins: Wrote 4 windows to J1640+3946_S_2010_06_23_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000271671 Jy ! Component: 100 - total flux cleaned = 0.00041154 Jy ! Component: 150 - total flux cleaned = 0.000545309 Jy ! Component: 200 - total flux cleaned = 0.000803688 Jy ! Component: 250 - total flux cleaned = 0.000929884 Jy ! Component: 300 - total flux cleaned = 0.00105362 Jy ! Component: 350 - total flux cleaned = 0.00125688 Jy ! Component: 400 - total flux cleaned = 0.00141713 Jy ! Component: 450 - total flux cleaned = 0.00157433 Jy ! Component: 500 - total flux cleaned = 0.00161319 Jy ! Component: 550 - total flux cleaned = 0.0016901 Jy ! Component: 600 - total flux cleaned = 0.00176639 Jy ! Component: 650 - total flux cleaned = 0.00187929 Jy ! Component: 700 - total flux cleaned = 0.00199059 Jy ! Component: 750 - total flux cleaned = 0.00199067 Jy ! Component: 800 - total flux cleaned = 0.00210021 Jy ! Component: 850 - total flux cleaned = 0.00213643 Jy ! Component: 900 - total flux cleaned = 0.00220814 Jy ! Component: 950 - total flux cleaned = 0.00224364 Jy ! Component: 1000 - total flux cleaned = 0.00224361 Jy ! Component: 1050 - total flux cleaned = 0.00234847 Jy ! Component: 1100 - total flux cleaned = 0.00238304 Jy ! Component: 1150 - total flux cleaned = 0.00248618 Jy ! Component: 1200 - total flux cleaned = 0.00245174 Jy ! Component: 1250 - total flux cleaned = 0.00248592 Jy ! Component: 1300 - total flux cleaned = 0.00255343 Jy ! Component: 1350 - total flux cleaned = 0.00258713 Jy ! Component: 1400 - total flux cleaned = 0.00258728 Jy ! Component: 1450 - total flux cleaned = 0.00258759 Jy ! Component: 1500 - total flux cleaned = 0.00275229 Jy ! Component: 1550 - total flux cleaned = 0.00275208 Jy ! Component: 1600 - total flux cleaned = 0.00275187 Jy ! Component: 1650 - total flux cleaned = 0.00284876 Jy ! Component: 1700 - total flux cleaned = 0.00288086 Jy ! Component: 1750 - total flux cleaned = 0.00284893 Jy ! Component: 1800 - total flux cleaned = 0.00294462 Jy ! Component: 1850 - total flux cleaned = 0.00294457 Jy ! Component: 1900 - total flux cleaned = 0.00297619 Jy ! Component: 1950 - total flux cleaned = 0.00307021 Jy ! Component: 2000 - total flux cleaned = 0.00300782 Jy ! Total flux subtracted in 2048 components = 0.00306989 Jy ! Clean residual min=-0.002153 max=0.001869 Jy/beam ! Clean residual mean=-0.000023 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.822138 Jy keep ! Adding 145 model components to the UV plane model. ! The established model now contains 275 components and 0.822138 Jy ![Exited script file: muppet] wmap "J1640+3946_S_2010_06_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.446 x 4.152 at 2.302 degrees (North through East) ! Clean map min=-0.0024354 max=0.69392 Jy/beam ! Writing clean map to FITS file: J1640+3946_S_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.693923 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000579306 device "J1640+3946_S_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J1640+3946_S_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.250448 0.250448 0.500896 1.00179 2.00358 4.00717 8.01434 16.0287 32.0574 64.1147 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.693 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.446 x 4.152 at 2.302 degrees (North through East) ! Clean map min=-0.0024354 max=0.69392 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1640+3946_S_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J1640+3946_S_2010_06_23_pus_map.gif/vgif' mapplot cln