! Started logfile: J1924-2914_S_2001_04_09_pus_uvs.log on Mon Oct 8 11:31:55 2007 obs J1924-2914_S_2001_04_09_pus_uva.fits ! Reading UV FITS file: J1924-2914_S_2001_04_09_pus_uva.fits ! AN table 1: 22 integrations on 190 of 190 possible baselines. ! AN table 2: 14 integrations on 190 of 190 possible baselines. ! AN table 3: 172 integrations on 190 of 190 possible baselines. ! AN table 4: 188 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0282297 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1924-2914 ! ! 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 1949 lines of history. ! ! Reading 8496 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 J1924-2914_S_2001_04_09_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 440 telescope corrections were flagged in sub-array 1. ! A total of 244 telescope corrections were flagged in sub-array 2. ! A total of 2981 telescope corrections were flagged in sub-array 3. ! A total of 3576 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 440 telescope corrections were flagged in sub-array 1. ! A total of 244 telescope corrections were flagged in sub-array 2. ! A total of 2981 telescope corrections were flagged in sub-array 3. ! A total of 3576 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 440 telescope corrections were flagged in sub-array 1. ! A total of 244 telescope corrections were flagged in sub-array 2. ! A total of 2981 telescope corrections were flagged in sub-array 3. ! A total of 3576 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 440 telescope corrections were flagged in sub-array 1. ! A total of 244 telescope corrections were flagged in sub-array 2. ! A total of 2980 telescope corrections were flagged in sub-array 3. ! A total of 3576 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=5.849769Jy sigma=0.043596 ! Fit after self-cal, rms=5.362195Jy sigma=0.039531 ! 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=2.254 mas, bmaj=4.671 mas, bpa=4.716 degrees ! Estimated noise=1840.09 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 = 3.37536 Jy ! Component: 100 - total flux cleaned = 4.83281 Jy ! Total flux subtracted in 100 components = 4.83281 Jy ! Clean residual min=-0.285268 max=0.935261 Jy/beam ! Clean residual mean=0.005577 rms=0.122189 Jy/beam ! Combined flux in latest and established models = 4.83281 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 4.83281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.744287Jy sigma=0.018724 ! Fit after self-cal, rms=2.740735Jy sigma=0.018715 ! Inverting map ! Added new window around map position (4, 3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.02921 Jy ! Component: 100 - total flux cleaned = 1.73502 Jy ! Total flux subtracted in 100 components = 1.73502 Jy ! Clean residual min=-0.198592 max=0.605525 Jy/beam ! Clean residual mean=0.002425 rms=0.073108 Jy/beam ! Combined flux in latest and established models = 6.56783 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 45 components and 6.56783 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.862833Jy sigma=0.010923 ! Fit after self-cal, rms=1.835129Jy sigma=0.010680 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.556541 Jy ! Component: 100 - total flux cleaned = 0.935766 Jy ! Total flux subtracted in 100 components = 0.935766 Jy ! Clean residual min=-0.144824 max=0.380801 Jy/beam ! Clean residual mean=0.000755 rms=0.045570 Jy/beam ! Combined flux in latest and established models = 7.5036 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 7.5036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.484908Jy sigma=0.006846 ! Fit after self-cal, rms=1.472179Jy sigma=0.006694 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.3084 Jy ! Component: 100 - total flux cleaned = 0.513369 Jy ! Total flux subtracted in 100 components = 0.513369 Jy ! Clean residual min=-0.115011 max=0.248284 Jy/beam ! Clean residual mean=-0.000165 rms=0.032544 Jy/beam ! Combined flux in latest and established models = 8.01697 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 71 components and 8.01697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.347783Jy sigma=0.004942 ! Fit after self-cal, rms=1.341890Jy sigma=0.004850 ! 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=3.089 mas, bmaj=7.147 mas, bpa=-3.185 degrees ! Estimated noise=1133.2 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 = 0.288582 Jy ! Component: 100 - total flux cleaned = 0.440152 Jy ! Component: 150 - total flux cleaned = 0.527689 Jy ! Component: 200 - total flux cleaned = 0.579727 Jy ! Total flux subtracted in 200 components = 0.579727 Jy ! Clean residual min=-0.085716 max=0.119132 Jy/beam ! Clean residual mean=-0.000705 rms=0.027171 Jy/beam ! Combined flux in latest and established models = 8.59669 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 102 components and 8.59669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.280555Jy sigma=0.003740 ! Fit after self-cal, rms=1.276798Jy sigma=0.003666 ! 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: ! 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* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! 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* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 279 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.05 KK 1.00* KP 0.99 ! LA 0.94 MA 1.00* MC 1.00* MK 1.04 ! NL 0.99 NY 1.00* OV 1.01 PT 0.94 ! SC 0.98 TS 1.00* WF 1.04 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.98 KP 1.11 ! LA 0.96 MA 1.00* MC 1.00* MK 1.02 ! NL 1.02 NY 1.00* OV 1.03 PT 0.95 ! SC 1.05 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! 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* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 279 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 1.00* KP 1.12 ! LA 0.97 MA 1.00* MC 1.00* MK 1.04 ! NL 0.99 NY 1.00* OV 0.98 PT 0.97 ! SC 0.97 TS 1.00* WF 1.03 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.96 KP 1.03 ! LA 0.99 MA 1.00* MC 1.00* MK 1.04 ! NL 1.03 NY 1.00* OV 0.98 PT 0.99 ! SC 1.05 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! 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* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 279 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.10 KK 1.00* KP 1.00 ! LA 0.94 MA 1.00* MC 1.00* MK 0.98 ! NL 1.00 NY 1.00* OV 0.99 PT 0.97 ! SC 0.95 TS 1.00* WF 1.04 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.98 KP 1.19 ! LA 0.95 MA 1.00* MC 1.00* MK 0.98 ! NL 1.03 NY 1.00* OV 0.99 PT 0.98 ! SC 1.02 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! 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* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 276 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 0.93 HN 1.09 KK 1.00* KP 0.99 ! LA 0.98 MA 0.37 MC 1.28 MK 0.96 ! NL 1.00 NY 1.00* OV 0.98 PT 1.00 ! SC 0.97 TS 1.00* WF 1.04 WZ 1.15 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.94 KP 1.14 ! LA 0.99 MA 1.00* MC 1.00* MK 0.97 ! NL 1.03 NY 1.00* OV 0.99 PT 0.97 ! SC 1.05 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=1.276798Jy sigma=0.003666 ! Fit after self-cal, rms=0.686816Jy sigma=0.002592 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.029 mas, bmaj=9.411 mas, bpa=-8.483 degrees ! Estimated noise=1176.59 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 (2, 20.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0356858 Jy ! Component: 100 - total flux cleaned = 0.0511396 Jy ! Component: 150 - total flux cleaned = 0.0535042 Jy ! Component: 200 - total flux cleaned = 0.0518062 Jy ! Total flux subtracted in 200 components = 0.0518062 Jy ! Clean residual min=-0.086737 max=0.066458 Jy/beam ! Clean residual mean=0.002247 rms=0.013670 Jy/beam ! Combined flux in latest and established models = 8.6485 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 120 components and 8.6485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.666464Jy sigma=0.002302 ! Fit after self-cal, rms=0.668917Jy sigma=0.002291 ! 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=0.668917Jy sigma=0.002291 ! Fit after self-cal, rms=0.709800Jy sigma=0.002283 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.025 mas, bmaj=9.402 mas, bpa=-8.509 degrees ! Estimated noise=1174.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0077186 Jy ! Component: 100 - total flux cleaned = 0.00771657 Jy ! Component: 150 - total flux cleaned = 0.00766285 Jy ! Component: 200 - total flux cleaned = 0.00487174 Jy ! Total flux subtracted in 200 components = 0.00487174 Jy ! Clean residual min=-0.078821 max=0.062134 Jy/beam ! Clean residual mean=0.002112 rms=0.012444 Jy/beam ! Combined flux in latest and established models = 8.65337 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 134 components and 8.65337 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.703723Jy sigma=0.002179 ! Fit after self-cal, rms=0.703285Jy sigma=0.002175 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 = 0.00124514 Jy ! Component: 100 - total flux cleaned = -4.58065e-06 Jy ! Component: 150 - total flux cleaned = -1.26998e-05 Jy ! Component: 200 - total flux cleaned = -0.00113858 Jy ! Total flux subtracted in 200 components = -0.00113858 Jy ! Clean residual min=-0.072369 max=0.058619 Jy/beam ! Clean residual mean=0.002108 rms=0.011633 Jy/beam ! Combined flux in latest and established models = 8.65223 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 144 components and 8.65224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.699361Jy sigma=0.002108 ! Fit after self-cal, rms=0.699064Jy sigma=0.002105 ! 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=0.699064Jy sigma=0.002105 ! Fit after self-cal, rms=0.709836Jy sigma=0.002102 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.025 mas, bmaj=9.399 mas, bpa=-8.523 degrees ! Estimated noise=1173.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228036 Jy ! Component: 100 - total flux cleaned = 0.00231112 Jy ! Component: 150 - total flux cleaned = 0.00131093 Jy ! Component: 200 - total flux cleaned = 0.000398853 Jy ! Total flux subtracted in 200 components = 0.000398853 Jy ! Clean residual min=-0.067339 max=0.057143 Jy/beam ! Clean residual mean=0.001624 rms=0.010926 Jy/beam ! Combined flux in latest and established models = 8.65263 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 148 components and 8.65263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.706907Jy sigma=0.002052 ! Fit after self-cal, rms=0.706665Jy sigma=0.002048 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 = 0.00203729 Jy ! Component: 100 - total flux cleaned = 0.00113231 Jy ! Component: 150 - total flux cleaned = 0.000299248 Jy ! Component: 200 - total flux cleaned = 0.000291321 Jy ! Total flux subtracted in 200 components = 0.000291321 Jy ! Clean residual min=-0.064059 max=0.054484 Jy/beam ! Clean residual mean=0.001619 rms=0.010454 Jy/beam ! Combined flux in latest and established models = 8.65292 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 155 components and 8.65292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.704538Jy sigma=0.002012 ! Fit after self-cal, rms=0.704387Jy sigma=0.002010 ! 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=0.704387Jy sigma=0.002010 ! Fit after self-cal, rms=0.702748Jy sigma=0.002008 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.913 mas, bmaj=20.06 mas, bpa=-0.3718 degrees ! Estimated noise=1497.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013069 Jy ! Component: 100 - total flux cleaned = 0.0102851 Jy ! Component: 150 - total flux cleaned = 0.00860602 Jy ! Component: 200 - total flux cleaned = 0.00769232 Jy ! Total flux subtracted in 200 components = 0.00769232 Jy ! Clean residual min=-0.021576 max=0.035484 Jy/beam ! Clean residual mean=0.002490 rms=0.007495 Jy/beam ! Combined flux in latest and established models = 8.66061 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 163 components and 8.66062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.701925Jy sigma=0.001997 ! Fit after self-cal, rms=0.701496Jy sigma=0.001992 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 (39, 16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0312496 Jy ! Component: 100 - total flux cleaned = 0.0462753 Jy ! Component: 150 - total flux cleaned = 0.0535926 Jy ! Component: 200 - total flux cleaned = 0.0583918 Jy ! Total flux subtracted in 200 components = 0.0583918 Jy ! Clean residual min=-0.021751 max=0.019896 Jy/beam ! Clean residual mean=0.001619 rms=0.005563 Jy/beam ! Combined flux in latest and established models = 8.71901 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 188 components and 8.71901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.700638Jy sigma=0.001973 ! Fit after self-cal, rms=0.700957Jy sigma=0.001970 ! 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=3.026 mas, bmaj=9.405 mas, bpa=-8.53 degrees ! Estimated noise=1173.21 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.026 x 9.405 at -8.53 degrees (North through East) ! Clean map min=-0.10361 max=4.3947 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=0.700957Jy sigma=0.001970 ! Fit after self-cal, rms=0.693434Jy sigma=0.001755 ! Inverting map and beam ! Estimated beam: bmin=3.026 mas, bmaj=9.411 mas, bpa=-8.547 degrees ! Estimated noise=1173.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000197807 Jy ! Component: 100 - total flux cleaned = 0.00394438 Jy ! Component: 150 - total flux cleaned = 0.00733771 Jy ! Component: 200 - total flux cleaned = 0.00890792 Jy ! Total flux subtracted in 200 components = 0.00890792 Jy ! Clean residual min=-0.055522 max=0.048003 Jy/beam ! Clean residual mean=0.000612 rms=0.008966 Jy/beam ! Combined flux in latest and established models = 8.72791 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 217 components and 8.72791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.691207Jy sigma=0.001711 ! Fit after self-cal, rms=0.690977Jy sigma=0.001709 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00417646 Jy ! Component: 100 - total flux cleaned = 0.00712891 Jy ! Component: 150 - total flux cleaned = 0.00853262 Jy ! Component: 200 - total flux cleaned = 0.00986322 Jy ! Total flux subtracted in 200 components = 0.00986322 Jy ! Clean residual min=-0.053913 max=0.045649 Jy/beam ! Clean residual mean=0.000547 rms=0.008628 Jy/beam ! Combined flux in latest and established models = 8.73778 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 236 components and 8.73778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.689501Jy sigma=0.001680 ! Fit after self-cal, rms=0.689491Jy sigma=0.001679 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.689491Jy sigma=0.001679 ! Fit after self-cal, rms=0.687504Jy sigma=0.001677 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=2.381 mas, bmaj=6.092 mas, bpa=-5.375 degrees ! Estimated noise=2028 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.54789 Jy ! Component: 100 - total flux cleaned = 5.13722 Jy ! Component: 150 - total flux cleaned = 6.1807 Jy ! Component: 200 - total flux cleaned = 6.89247 Jy ! Total flux subtracted in 200 components = 6.89247 Jy ! Clean residual min=-0.132262 max=0.402262 Jy/beam ! Clean residual mean=0.000921 rms=0.059351 Jy/beam ! Combined flux in latest and established models = 6.89247 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 36 model components to the UV plane model. ! The established model now contains 36 components and 6.89247 Jy ! Inverting map and beam ! Estimated beam: bmin=3.028 mas, bmaj=9.414 mas, bpa=-8.516 degrees ! Estimated noise=1173.34 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 = 0.777499 Jy ! Component: 100 - total flux cleaned = 1.19209 Jy ! Component: 150 - total flux cleaned = 1.42637 Jy ! Component: 200 - total flux cleaned = 1.56733 Jy ! Total flux subtracted in 200 components = 1.56733 Jy ! Clean residual min=-0.065437 max=0.122016 Jy/beam ! Clean residual mean=0.001584 rms=0.018623 Jy/beam ! Combined flux in latest and established models = 8.45979 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 89 components and 8.45979 Jy ! Inverting map ! Added new window around map position (-2, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0856838 Jy ! Component: 100 - total flux cleaned = 0.099305 Jy ! Component: 150 - total flux cleaned = 0.119299 Jy ! Component: 200 - total flux cleaned = 0.131492 Jy ! Total flux subtracted in 200 components = 0.131492 Jy ! Clean residual min=-0.044185 max=0.056139 Jy/beam ! Clean residual mean=0.001169 rms=0.011254 Jy/beam ! Combined flux in latest and established models = 8.59129 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 117 components and 8.59129 Jy ! Inverting map ! Added new window around map position (7.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288289 Jy ! Component: 100 - total flux cleaned = 0.0368561 Jy ! Component: 150 - total flux cleaned = 0.0458975 Jy ! Component: 200 - total flux cleaned = 0.0555805 Jy ! Total flux subtracted in 200 components = 0.0555805 Jy ! Clean residual min=-0.035834 max=0.036369 Jy/beam ! Clean residual mean=0.000862 rms=0.008329 Jy/beam ! Combined flux in latest and established models = 8.64687 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 141 components and 8.64687 Jy ! Inverting map ! Added new window around map position (-7, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120308 Jy ! Component: 100 - total flux cleaned = 0.0227793 Jy ! Component: 150 - total flux cleaned = 0.0313691 Jy ! Component: 200 - total flux cleaned = 0.0403298 Jy ! Total flux subtracted in 200 components = 0.0403298 Jy ! Clean residual min=-0.030825 max=0.027037 Jy/beam ! Clean residual mean=0.000642 rms=0.006772 Jy/beam ! Combined flux in latest and established models = 8.6872 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 158 components and 8.6872 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=7.911 mas, bmaj=20.07 mas, bpa=-0.3844 degrees ! Estimated noise=1496.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0285538 Jy ! Component: 100 - total flux cleaned = 0.0438154 Jy ! Component: 150 - total flux cleaned = 0.0540105 Jy ! Component: 200 - total flux cleaned = 0.0607606 Jy ! Total flux subtracted in 200 components = 0.0607606 Jy ! Clean residual min=-0.014541 max=0.020934 Jy/beam ! Clean residual mean=0.000610 rms=0.004916 Jy/beam ! Combined flux in latest and established models = 8.74796 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) ! Added new window around map position (-49.5, 58.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0144997 Jy ! Component: 100 - total flux cleaned = 0.019838 Jy ! Component: 150 - total flux cleaned = 0.0243182 Jy ! Component: 200 - total flux cleaned = 0.0262949 Jy ! Total flux subtracted in 200 components = 0.0262949 Jy ! Clean residual min=-0.011662 max=0.010582 Jy/beam ! Clean residual mean=0.000185 rms=0.004020 Jy/beam ! Combined flux in latest and established models = 8.77426 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 224 components and 8.77426 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.028 mas, bmaj=9.414 mas, bpa=-8.516 degrees ! Estimated noise=1173.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0036078 Jy ! Component: 100 - total flux cleaned = -0.00276404 Jy ! Component: 150 - total flux cleaned = -0.00113852 Jy ! Component: 200 - total flux cleaned = -0.00192207 Jy ! Total flux subtracted in 200 components = -0.00192207 Jy ! Clean residual min=-0.020806 max=0.022215 Jy/beam ! Clean residual mean=0.000092 rms=0.005103 Jy/beam ! Combined flux in latest and established models = 8.77233 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 240 components and 8.77234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.676800Jy sigma=0.001430 ! Fit after self-cal, rms=0.677123Jy sigma=0.001416 wmodel J1924-2914_S_2001_04_09_pus_map.mod ! Writing 240 model components to file: J1924-2914_S_2001_04_09_pus_map.mod wobs J1924-2914_S_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J1924-2914_S_2001_04_09_pus_uvs.fits wwins J1924-2914_S_2001_04_09_pus_map.win ! wwins: Wrote 8 windows to J1924-2914_S_2001_04_09_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 = -0.00278565 Jy ! Component: 100 - total flux cleaned = -0.0045881 Jy ! Component: 150 - total flux cleaned = -0.00591432 Jy ! Component: 200 - total flux cleaned = -0.00747717 Jy ! Component: 250 - total flux cleaned = -0.00837494 Jy ! Component: 300 - total flux cleaned = -0.00981038 Jy ! Component: 350 - total flux cleaned = -0.0111983 Jy ! Component: 400 - total flux cleaned = -0.0130831 Jy ! Component: 450 - total flux cleaned = -0.013348 Jy ! Component: 500 - total flux cleaned = -0.0141069 Jy ! Component: 550 - total flux cleaned = -0.0143574 Jy ! Component: 600 - total flux cleaned = -0.0150839 Jy ! Component: 650 - total flux cleaned = -0.0155562 Jy ! Component: 700 - total flux cleaned = -0.0153227 Jy ! Component: 750 - total flux cleaned = -0.0150964 Jy ! Component: 800 - total flux cleaned = -0.0148736 Jy ! Component: 850 - total flux cleaned = -0.0148731 Jy ! Component: 900 - total flux cleaned = -0.014873 Jy ! Component: 950 - total flux cleaned = -0.01508 Jy ! Component: 1000 - total flux cleaned = -0.0148731 Jy ! Component: 1050 - total flux cleaned = -0.0148718 Jy ! Component: 1100 - total flux cleaned = -0.0148719 Jy ! Component: 1150 - total flux cleaned = -0.0150671 Jy ! Component: 1200 - total flux cleaned = -0.0148742 Jy ! Component: 1250 - total flux cleaned = -0.0146874 Jy ! Component: 1300 - total flux cleaned = -0.0145014 Jy ! Component: 1350 - total flux cleaned = -0.0145001 Jy ! Component: 1400 - total flux cleaned = -0.013958 Jy ! Component: 1450 - total flux cleaned = -0.0137787 Jy ! Component: 1500 - total flux cleaned = -0.0130752 Jy ! Component: 1550 - total flux cleaned = -0.0134224 Jy ! Component: 1600 - total flux cleaned = -0.012908 Jy ! Component: 1650 - total flux cleaned = -0.0127385 Jy ! Component: 1700 - total flux cleaned = -0.012404 Jy ! Component: 1750 - total flux cleaned = -0.0122385 Jy ! Component: 1800 - total flux cleaned = -0.0122365 Jy ! Component: 1850 - total flux cleaned = -0.0119098 Jy ! Component: 1900 - total flux cleaned = -0.0114298 Jy ! Component: 1950 - total flux cleaned = -0.0109579 Jy ! Component: 2000 - total flux cleaned = -0.0111147 Jy ! Total flux subtracted in 2048 components = -0.0104984 Jy ! Clean residual min=-0.007690 max=0.008558 Jy/beam ! Clean residual mean=0.000193 rms=0.003012 Jy/beam ! Combined flux in latest and established models = 8.76184 Jy keep ! Adding 119 model components to the UV plane model. ! The established model now contains 353 components and 8.76184 Jy ![Exited script file: muppet] wmap "J1924-2914_S_2001_04_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.028 x 9.414 at -8.516 degrees (North through East) ! Clean map min=-0.078705 max=4.3388 Jy/beam ! Writing clean map to FITS file: J1924-2914_S_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 4.33883 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00301191 device "J1924-2914_S_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1924-2914_S_2001_04_09_pus_map.eps/VPS' loglevs 1 ! The new contour levels are: ! -1 1 2 4 8 16 32 64 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.009 print "peak=",int(1000*peak_flux)/1000 ! peak= 4.338 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.028 x 9.414 at -8.516 degrees (North through East) ! Clean map min=-0.078705 max=4.3388 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1924-2914_S_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1924-2914_S_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1924-2914_S_2001_04_09_pus_uvs.log closed on Mon Oct 8 11:32:09 2007