! Started logfile: J1642+6856_S_2003_07_09_pus_uvs.log on Mon Apr 8 11:40:42 2013 obs J1642+6856_S_2003_07_09_pus_uva.fits ! Reading UV FITS file: J1642+6856_S_2003_07_09_pus_uva.fits ! AN table 1: 6 integrations on 171 of 171 possible baselines. ! AN table 2: 81 integrations on 171 of 171 possible baselines. ! AN table 3: 46 integrations on 171 of 171 possible baselines. ! AN table 4: 41 integrations on 171 of 171 possible baselines. ! AN table 5: 175 integrations on 171 of 171 possible baselines. ! AN table 6: 51 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.184137 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1642+6856 ! 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. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1520 lines of history. ! ! Reading 50380 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 J1642+6856_S_2003_07_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 95 telescope corrections were flagged in sub-array 1. ! A total of 1066 telescope corrections were flagged in sub-array 2. ! A total of 540 telescope corrections were flagged in sub-array 3. ! A total of 497 telescope corrections were flagged in sub-array 4. ! A total of 2396 telescope corrections were flagged in sub-array 5. ! A total of 478 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 2. ! A total of 101 telescope corrections were flagged in sub-array 1. ! A total of 1082 telescope corrections were flagged in sub-array 2. ! A total of 540 telescope corrections were flagged in sub-array 3. ! A total of 515 telescope corrections were flagged in sub-array 4. ! A total of 2434 telescope corrections were flagged in sub-array 5. ! A total of 505 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 3. ! A total of 95 telescope corrections were flagged in sub-array 1. ! A total of 1066 telescope corrections were flagged in sub-array 2. ! A total of 540 telescope corrections were flagged in sub-array 3. ! A total of 497 telescope corrections were flagged in sub-array 4. ! A total of 2396 telescope corrections were flagged in sub-array 5. ! A total of 478 telescope corrections were flagged in sub-array 6. ! ! Correcting IF 4. ! A total of 98 telescope corrections were flagged in sub-array 1. ! A total of 1066 telescope corrections were flagged in sub-array 2. ! A total of 540 telescope corrections were flagged in sub-array 3. ! A total of 497 telescope corrections were flagged in sub-array 4. ! A total of 2397 telescope corrections were flagged in sub-array 5. ! A total of 478 telescope corrections were flagged in sub-array 6. ! ! Fit before self-cal, rms=0.780270Jy sigma=0.005223 ! Fit after self-cal, rms=0.649450Jy sigma=0.004310 ! 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=1.946 mas, bmaj=2.214 mas, bpa=46 degrees ! Estimated noise=887.246 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 = 0.307316 Jy ! Component: 100 - total flux cleaned = 0.400282 Jy ! Total flux subtracted in 100 components = 0.400282 Jy ! Clean residual min=-0.015843 max=0.075076 Jy/beam ! Clean residual mean=0.000302 rms=0.004488 Jy/beam ! Combined flux in latest and established models = 0.400282 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.400282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.370564Jy sigma=0.002268 ! Fit after self-cal, rms=0.370075Jy sigma=0.002267 ! Inverting map ! Added new window around map position (-2.5, -9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0690523 Jy ! Component: 100 - total flux cleaned = 0.111048 Jy ! Total flux subtracted in 100 components = 0.111048 Jy ! Clean residual min=-0.017082 max=0.061015 Jy/beam ! Clean residual mean=0.000234 rms=0.003718 Jy/beam ! Combined flux in latest and established models = 0.51133 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.51133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.345937Jy sigma=0.002017 ! Fit after self-cal, rms=0.344361Jy sigma=0.002008 ! Inverting map ! Added new window around map position (-1, -3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0560838 Jy ! Component: 100 - total flux cleaned = 0.0886562 Jy ! Total flux subtracted in 100 components = 0.0886562 Jy ! Clean residual min=-0.013817 max=0.026905 Jy/beam ! Clean residual mean=0.000177 rms=0.002986 Jy/beam ! Combined flux in latest and established models = 0.599986 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.599986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.329660Jy sigma=0.001834 ! Fit after self-cal, rms=0.327832Jy sigma=0.001824 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0303801 Jy ! Component: 100 - total flux cleaned = 0.0522277 Jy ! Total flux subtracted in 100 components = 0.0522277 Jy ! Clean residual min=-0.010252 max=0.013744 Jy/beam ! Clean residual mean=0.000144 rms=0.002613 Jy/beam ! Combined flux in latest and established models = 0.652214 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 32 components and 0.652214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.322316Jy sigma=0.001750 ! Fit after self-cal, rms=0.321748Jy sigma=0.001747 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198334 Jy ! Component: 100 - total flux cleaned = 0.0352572 Jy ! Total flux subtracted in 100 components = 0.0352572 Jy ! Clean residual min=-0.009295 max=0.010262 Jy/beam ! Clean residual mean=0.000122 rms=0.002454 Jy/beam ! Combined flux in latest and established models = 0.687471 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 40 components and 0.687471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319163Jy sigma=0.001709 ! Fit after self-cal, rms=0.318958Jy sigma=0.001708 ! 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=2.417 mas, bmaj=2.752 mas, bpa=44.5 degrees ! Estimated noise=482.985 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 = 0.0330774 Jy ! Component: 100 - total flux cleaned = 0.0549034 Jy ! Component: 150 - total flux cleaned = 0.069856 Jy ! Component: 200 - total flux cleaned = 0.0802649 Jy ! Total flux subtracted in 200 components = 0.0802649 Jy ! Clean residual min=-0.008620 max=0.013007 Jy/beam ! Clean residual mean=0.001064 rms=0.003039 Jy/beam ! Combined flux in latest and established models = 0.767736 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 69 components and 0.767736 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316300Jy sigma=0.001656 ! Fit after self-cal, rms=0.316044Jy sigma=0.001655 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 0.98 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.06 ! MK 1.08 NL 1.00* NY 1.34 ON 1.04 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.05 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.10 GC 1.02 GG 1.00* ! HN 0.86 KP 0.86 LA 1.15 MA 1.09 ! MK 0.96 NL 0.98 NY 1.14 ON 1.44 ! OV 1.02 PT 0.97 SC 0.89 TC 1.00* ! TS 1.13 WF 0.96 WZ 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.27 GC 1.05 GG 1.00* ! HN 0.90 KP 1.39 LA 1.22 MA 1.00* ! MK 1.00* NL 0.97 NY 1.34 ON 1.00* ! OV 1.31 PT 1.09 SC 1.00* TC 1.00* ! TS 1.05 WF 0.88 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.25 GC 1.04 GG 1.00* ! HN 1.01 KP 0.79 LA 1.16 MA 1.17 ! MK 1.00* NL 1.01 NY 1.15 ON 1.33 ! OV 1.16 PT 1.06 SC 0.98 TC 1.00* ! TS 1.02 WF 0.61 WZ 1.00* ! ! A total of 138 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.96 FD 1.08 GC 1.06 GG 1.00* ! HN 0.96 KP 1.07 LA 1.14 MA 0.92 ! MK 1.00 NL 0.98 NY 1.47 ON 1.68 ! OV 1.34 PT 0.96 SC 0.97 TC 1.00* ! TS 1.02 WF 0.92 WZ 0.91 ! ! A total of 39 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.90 FD 1.12 GC 1.08 GG 1.00* ! HN 0.90 KP 0.85 LA 1.04 MA 1.05 ! MK 0.95 NL 0.86 NY 1.19 ON 1.34 ! OV 0.86 PT 0.97 SC 0.91 TC 1.00* ! TS 1.08 WF 1.00* WZ 1.05 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.02 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.00* ! MK 1.21 NL 1.00* NY 0.92 ON 1.16 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 0.74 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 GC 0.93 GG 1.00* ! HN 0.99 KP 0.95 LA 1.09 MA 1.00* ! MK 1.02 NL 1.03 NY 0.85 ON 1.10 ! OV 1.04 PT 0.96 SC 0.94 TC 1.00* ! TS 1.11 WF 0.92 WZ 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.14 FD 1.15 GC 0.92 GG 1.00* ! HN 0.97 KP 2.09 LA 1.17 MA 1.00* ! MK 1.00* NL 1.00 NY 0.86 ON 1.00* ! OV 1.40 PT 1.04 SC 1.00* TC 1.00* ! TS 1.07 WF 0.85 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.10 FD 1.13 GC 0.92 GG 1.00* ! HN 1.06 KP 1.03 LA 1.13 MA 1.00* ! MK 1.00* NL 1.05 NY 0.87 ON 1.02 ! OV 1.15 PT 1.03 SC 0.99 TC 1.00* ! TS 1.06 WF 0.98 WZ 1.00* ! ! A total of 159 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.01 FD 1.04 GC 0.92 GG 1.00* ! HN 0.98 KP 1.16 LA 1.08 MA 1.00* ! MK 1.08 NL 1.01 NY 0.88 ON 1.09 ! OV 1.18 PT 0.95 SC 1.00* TC 1.00* ! TS 1.02 WF 0.86 WZ 0.90 ! ! A total of 39 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.99 FD 1.05 GC 1.00 GG 1.00* ! HN 0.93 KP 0.92 LA 0.97 MA 1.00* ! MK 1.03 NL 0.87 NY 0.92 ON 1.06 ! OV 0.86 PT 0.95 SC 0.92 TC 1.00* ! TS 1.04 WF 1.00* WZ 1.07 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 0.91 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.35 ! MK 1.24 NL 1.00* NY 0.69 ON 1.20 ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 0.96 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.30 FD 0.96 GC 1.14 GG 1.00* ! HN 1.00 KP 0.91 LA 0.88 MA 0.96 ! MK 1.00 NL 1.03 NY 0.89 ON 1.46 ! OV 1.09 PT 1.02 SC 1.11 TC 1.00* ! TS 1.12 WF 0.89 WZ 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.84 FD 1.07 GC 1.18 GG 1.00* ! HN 0.97 KP 1.31 LA 0.94 MA 1.00* ! MK 1.00* NL 1.06 NY 0.84 ON 1.00* ! OV 1.44 PT 1.05 SC 1.00* TC 1.00* ! TS 1.05 WF 0.88 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.08 GC 1.15 GG 1.00* ! HN 1.01 KP 1.03 LA 0.90 MA 0.88 ! MK 1.00* NL 1.12 NY 0.87 ON 1.28 ! OV 1.15 PT 1.09 SC 1.15 TC 1.00* ! TS 1.02 WF 0.94 WZ 1.00* ! ! A total of 138 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.11 FD 0.95 GC 1.14 GG 1.00* ! HN 0.99 KP 1.01 LA 0.88 MA 0.97 ! MK 1.02 NL 1.04 NY 0.82 ON 1.46 ! OV 1.51 PT 1.00 SC 1.24 TC 1.00* ! TS 1.08 WF 0.90 WZ 0.96 ! ! A total of 39 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.88 FD 0.98 GC 1.15 GG 1.00* ! HN 0.93 KP 0.90 LA 0.82 MA 1.00 ! MK 0.97 NL 0.91 NY 0.85 ON 1.38 ! OV 0.92 PT 1.00 SC 1.06 TC 1.00* ! TS 1.08 WF 1.00* WZ 1.05 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.12 GG 1.00* ! HN 1.00* KP 1.00* LA 1.00* MA 1.15 ! MK 1.14 NL 1.00* NY 0.79 ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 0.91 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.86 GC 1.11 GG 1.00* ! HN 0.75 KP 0.92 LA 0.71 MA 0.52 ! MK 0.81 NL 1.01 NY 0.83 ON 1.38 ! OV 1.06 PT 0.95 SC 1.07 TC 1.00* ! TS 1.10 WF 0.85 WZ 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 0.97 GC 1.22 GG 1.00* ! HN 0.90 KP 1.56 LA 0.79 MA 1.00* ! MK 1.00* NL 0.96 NY 0.83 ON 1.00* ! OV 1.81 PT 0.97 SC 1.00* TC 1.00* ! TS 1.01 WF 0.79 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.01 GC 1.18 GG 1.00* ! HN 1.09 KP 1.02 LA 0.72 MA 1.21 ! MK 1.00* NL 1.01 NY 0.81 ON 1.15 ! OV 0.98 PT 1.02 SC 1.10 TC 1.00* ! TS 1.04 WF 0.89 WZ 1.00* ! ! A total of 138 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.97 FD 0.85 GC 1.24 GG 1.00* ! HN 1.05 KP 1.14 LA 0.70 MA 1.41 ! MK 0.98 NL 0.97 NY 0.79 ON 1.27 ! OV 1.69 PT 0.95 SC 1.22 TC 1.00* ! TS 1.03 WF 0.87 WZ 0.96 ! ! A total of 39 telescope corrections were flagged in sub-array 6. ! Telescope amplitude corrections in sub-array 6: ! BR 0.65 FD 0.89 GC 1.18 GG 1.00* ! HN 1.00 KP 0.90 LA 0.66 MA 1.09 ! MK 0.92 NL 0.85 NY 0.82 ON 1.37 ! OV 0.83 PT 0.95 SC 1.06 TC 1.00* ! TS 1.10 WF 1.00* WZ 1.01 ! ! ! Fit before self-cal, rms=0.316044Jy sigma=0.001655 ! Fit after self-cal, rms=0.320997Jy sigma=0.001441 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.438 mas, bmaj=2.744 mas, bpa=43.29 degrees ! Estimated noise=482.182 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 = 0.00964111 Jy ! Component: 100 - total flux cleaned = 0.0114452 Jy ! Component: 150 - total flux cleaned = 0.0124744 Jy ! Component: 200 - total flux cleaned = 0.0132961 Jy ! Total flux subtracted in 200 components = 0.0132961 Jy ! Clean residual min=-0.005738 max=0.004720 Jy/beam ! Clean residual mean=0.000324 rms=0.001262 Jy/beam ! Combined flux in latest and established models = 0.781032 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.781032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.320614Jy sigma=0.001437 ! Fit after self-cal, rms=0.321339Jy sigma=0.001436 ! 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=0.321339Jy sigma=0.001436 ! Fit after self-cal, rms=0.325649Jy sigma=0.001406 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.436 mas, bmaj=2.744 mas, bpa=42.49 degrees ! Estimated noise=484.275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00725051 Jy ! Component: 100 - total flux cleaned = 0.0116736 Jy ! Component: 150 - total flux cleaned = 0.0131579 Jy ! Component: 200 - total flux cleaned = 0.0141934 Jy ! Total flux subtracted in 200 components = 0.0141934 Jy ! Clean residual min=-0.003418 max=0.004503 Jy/beam ! Clean residual mean=0.000255 rms=0.000899 Jy/beam ! Combined flux in latest and established models = 0.795225 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 83 components and 0.795225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.325341Jy sigma=0.001404 ! Fit after self-cal, rms=0.325435Jy sigma=0.001404 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-7, -44). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408092 Jy ! Component: 100 - total flux cleaned = 0.00556775 Jy ! Component: 150 - total flux cleaned = 0.00663086 Jy ! Component: 200 - total flux cleaned = 0.00725214 Jy ! Total flux subtracted in 200 components = 0.00725214 Jy ! Clean residual min=-0.003483 max=0.003510 Jy/beam ! Clean residual mean=0.000218 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.802478 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 97 components and 0.802478 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.325320Jy sigma=0.001403 ! Fit after self-cal, rms=0.325311Jy sigma=0.001403 ! 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=0.325311Jy sigma=0.001403 ! Fit after self-cal, rms=0.314837Jy sigma=0.001393 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.436 mas, bmaj=2.746 mas, bpa=42.1 degrees ! Estimated noise=484.207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255399 Jy ! Component: 100 - total flux cleaned = 0.00306297 Jy ! Component: 150 - total flux cleaned = 0.00348467 Jy ! Component: 200 - total flux cleaned = 0.00384259 Jy ! Total flux subtracted in 200 components = 0.00384259 Jy ! Clean residual min=-0.002523 max=0.003228 Jy/beam ! Clean residual mean=0.000153 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.80632 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 98 components and 0.80632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314781Jy sigma=0.001393 ! Fit after self-cal, rms=0.314739Jy sigma=0.001392 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 (-3.5, -22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00319082 Jy ! Component: 100 - total flux cleaned = 0.00373207 Jy ! Component: 150 - total flux cleaned = 0.00404051 Jy ! Component: 200 - total flux cleaned = 0.0044173 Jy ! Total flux subtracted in 200 components = 0.0044173 Jy ! Clean residual min=-0.002596 max=0.003118 Jy/beam ! Clean residual mean=0.000133 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 0.810737 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 111 components and 0.810737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314685Jy sigma=0.001392 ! Fit after self-cal, rms=0.314682Jy sigma=0.001392 ! Inverting map ! Added new window around map position (-23, 14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254691 Jy ! Component: 100 - total flux cleaned = 0.00307905 Jy ! Component: 150 - total flux cleaned = 0.00352577 Jy ! Component: 200 - total flux cleaned = 0.00377603 Jy ! Total flux subtracted in 200 components = 0.00377603 Jy ! Clean residual min=-0.002696 max=0.002619 Jy/beam ! Clean residual mean=0.000110 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.814514 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 125 components and 0.814514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314641Jy sigma=0.001392 ! Fit after self-cal, rms=0.314642Jy sigma=0.001392 ! 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=0.314642Jy sigma=0.001392 ! Fit after self-cal, rms=0.314434Jy sigma=0.001391 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.897 mas, bmaj=9.076 mas, bpa=22.03 degrees ! Estimated noise=736.012 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373794 Jy ! Component: 100 - total flux cleaned = 0.00585631 Jy ! Component: 150 - total flux cleaned = 0.00733908 Jy ! Component: 200 - total flux cleaned = 0.00787874 Jy ! Total flux subtracted in 200 components = 0.00787874 Jy ! Clean residual min=-0.002942 max=0.003336 Jy/beam ! Clean residual mean=0.000264 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 0.822392 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 138 components and 0.822392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314422Jy sigma=0.001391 ! Fit after self-cal, rms=0.314407Jy sigma=0.001391 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 = 0.0007097 Jy ! Component: 100 - total flux cleaned = 0.0011079 Jy ! Component: 150 - total flux cleaned = 0.00129783 Jy ! Component: 200 - total flux cleaned = 0.00146447 Jy ! Total flux subtracted in 200 components = 0.00146447 Jy ! Clean residual min=-0.003149 max=0.003383 Jy/beam ! Clean residual mean=0.000243 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 0.823857 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 141 components and 0.823857 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314407Jy sigma=0.001391 ! Fit after self-cal, rms=0.314406Jy sigma=0.001391 ! 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=2.438 mas, bmaj=2.746 mas, bpa=41.62 degrees ! Estimated noise=484.575 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.438 x 2.746 at 41.62 degrees (North through East) ! Clean map min=-0.0023453 max=0.4141 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 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=1.975 mas, bmaj=2.21 mas, bpa=45.57 degrees ! Estimated noise=904.038 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.309391 Jy ! Component: 100 - total flux cleaned = 0.424537 Jy ! Component: 150 - total flux cleaned = 0.503193 Jy ! Component: 200 - total flux cleaned = 0.559376 Jy ! Total flux subtracted in 200 components = 0.559376 Jy ! Clean residual min=-0.008484 max=0.031945 Jy/beam ! Clean residual mean=0.000172 rms=0.002587 Jy/beam ! Combined flux in latest and established models = 0.559376 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.559376 Jy ! Inverting map and beam ! Estimated beam: bmin=2.438 mas, bmaj=2.746 mas, bpa=41.62 degrees ! Estimated noise=484.575 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 = 0.0793929 Jy ! Component: 100 - total flux cleaned = 0.130956 Jy ! Component: 150 - total flux cleaned = 0.165835 Jy ! Component: 200 - total flux cleaned = 0.189765 Jy ! Total flux subtracted in 200 components = 0.189765 Jy ! Clean residual min=-0.004285 max=0.014381 Jy/beam ! Clean residual mean=0.000490 rms=0.001717 Jy/beam ! Combined flux in latest and established models = 0.749141 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 55 components and 0.749141 Jy ! Inverting map ! Added new window around map position (-2, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016818 Jy ! Component: 100 - total flux cleaned = 0.0285678 Jy ! Component: 150 - total flux cleaned = 0.0369595 Jy ! Component: 200 - total flux cleaned = 0.0433146 Jy ! Total flux subtracted in 200 components = 0.0433146 Jy ! Clean residual min=-0.003066 max=0.005158 Jy/beam ! Clean residual mean=0.000241 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.792455 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 87 components and 0.792455 Jy ! Inverting map ! Added new window around map position (-2.5, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00557557 Jy ! Component: 100 - total flux cleaned = 0.00991955 Jy ! Component: 150 - total flux cleaned = 0.0135436 Jy ! Component: 200 - total flux cleaned = 0.0165887 Jy ! Total flux subtracted in 200 components = 0.0165887 Jy ! Clean residual min=-0.002786 max=0.002679 Jy/beam ! Clean residual mean=0.000149 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.809044 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 104 components and 0.809044 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=7.897 mas, bmaj=9.076 mas, bpa=22.03 degrees ! Estimated noise=736.012 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00509596 Jy ! Component: 100 - total flux cleaned = 0.00842388 Jy ! Component: 150 - total flux cleaned = 0.0108785 Jy ! Component: 200 - total flux cleaned = 0.012706 Jy ! Total flux subtracted in 200 components = 0.012706 Jy ! Clean residual min=-0.003041 max=0.003517 Jy/beam ! Clean residual mean=0.000286 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.82175 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 = 0.000864501 Jy ! Component: 100 - total flux cleaned = 0.00125282 Jy ! Component: 150 - total flux cleaned = 0.00155347 Jy ! Component: 200 - total flux cleaned = 0.00182174 Jy ! Total flux subtracted in 200 components = 0.00182174 Jy ! Clean residual min=-0.003087 max=0.003512 Jy/beam ! Clean residual mean=0.000249 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 0.823572 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 141 components and 0.823572 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.438 mas, bmaj=2.746 mas, bpa=41.62 degrees ! Estimated noise=484.575 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000734847 Jy ! Component: 100 - total flux cleaned = -0.0010038 Jy ! Component: 150 - total flux cleaned = -0.00106684 Jy ! Component: 200 - total flux cleaned = -0.00106778 Jy ! Total flux subtracted in 200 components = -0.00106778 Jy ! Clean residual min=-0.002888 max=0.002461 Jy/beam ! Clean residual mean=0.000076 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.822504 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 154 components and 0.822504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314373Jy sigma=0.001391 ! Fit after self-cal, rms=0.314380Jy sigma=0.001391 wmodel J1642+6856_S_2003_07_09_pus_map.mod ! Writing 154 model components to file: J1642+6856_S_2003_07_09_pus_map.mod wobs J1642+6856_S_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J1642+6856_S_2003_07_09_pus_uvs.fits wwins J1642+6856_S_2003_07_09_pus_map.win ! wwins: Wrote 8 windows to J1642+6856_S_2003_07_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 = -0.00068402 Jy ! Component: 100 - total flux cleaned = -0.00032093 Jy ! Component: 150 - total flux cleaned = 3.1802e-05 Jy ! Component: 200 - total flux cleaned = 0.000416666 Jy ! Component: 250 - total flux cleaned = 0.000750613 Jy ! Component: 300 - total flux cleaned = 0.000995969 Jy ! Component: 350 - total flux cleaned = 0.00127685 Jy ! Component: 400 - total flux cleaned = 0.00147417 Jy ! Component: 450 - total flux cleaned = 0.001669 Jy ! Component: 500 - total flux cleaned = 0.00186085 Jy ! Component: 550 - total flux cleaned = 0.00201216 Jy ! Component: 600 - total flux cleaned = 0.0021621 Jy ! Component: 650 - total flux cleaned = 0.00234737 Jy ! Component: 700 - total flux cleaned = 0.00256741 Jy ! Component: 750 - total flux cleaned = 0.00271256 Jy ! Component: 800 - total flux cleaned = 0.00285662 Jy ! Component: 850 - total flux cleaned = 0.00307055 Jy ! Component: 900 - total flux cleaned = 0.00324716 Jy ! Component: 950 - total flux cleaned = 0.00338732 Jy ! Component: 1000 - total flux cleaned = 0.00349189 Jy ! Component: 1050 - total flux cleaned = 0.00366459 Jy ! Component: 1100 - total flux cleaned = 0.0037671 Jy ! Component: 1150 - total flux cleaned = 0.0038693 Jy ! Component: 1200 - total flux cleaned = 0.00397082 Jy ! Component: 1250 - total flux cleaned = 0.00400435 Jy ! Component: 1300 - total flux cleaned = 0.00410486 Jy ! Component: 1350 - total flux cleaned = 0.00423752 Jy ! Component: 1400 - total flux cleaned = 0.00427053 Jy ! Component: 1450 - total flux cleaned = 0.00443459 Jy ! Component: 1500 - total flux cleaned = 0.0045321 Jy ! Component: 1550 - total flux cleaned = 0.00466151 Jy ! Component: 1600 - total flux cleaned = 0.00469336 Jy ! Component: 1650 - total flux cleaned = 0.00469326 Jy ! Component: 1700 - total flux cleaned = 0.00478879 Jy ! Component: 1750 - total flux cleaned = 0.00482045 Jy ! Component: 1800 - total flux cleaned = 0.00485201 Jy ! Component: 1850 - total flux cleaned = 0.00494576 Jy ! Component: 1900 - total flux cleaned = 0.00497691 Jy ! Component: 1950 - total flux cleaned = 0.00503872 Jy ! Component: 2000 - total flux cleaned = 0.0050079 Jy ! Total flux subtracted in 2048 components = 0.00510014 Jy ! Clean residual min=-0.001606 max=0.001926 Jy/beam ! Clean residual mean=0.000041 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.827604 Jy keep ! Adding 150 model components to the UV plane model. ! The established model now contains 304 components and 0.827604 Jy ![Exited script file: muppet] wmap "J1642+6856_S_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.438 x 2.746 at 41.62 degrees (North through East) ! Clean map min=-0.0027347 max=0.41422 Jy/beam ! Writing clean map to FITS file: J1642+6856_S_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.414221 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000571379 device "J1642+6856_S_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1642+6856_S_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.413822 0.413822 0.827644 1.65529 3.31058 6.62115 13.2423 26.4846 52.9692 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.414 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.438 x 2.746 at 41.62 degrees (North through East) ! Clean map min=-0.0027347 max=0.41422 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1642+6856_S_2003_07_09_pus_uvs.log closed on Mon Apr 8 11:40:57 2013