Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 6.32 5.81/6.723 6.358 ± 0.6396
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00003097 5.799 5.416/6.259 5.925 ± 0.5861
ea06 1342 1342/1342 1342 ± 0 6.025 5.611/6.443 6.04 ± 0.5936
ea07 1342 1342/1342 1342 ± 0.000001188 6.088 5.604/6.244 6.102 ± 0.5613
ea08 1342 1342/1342 1342 ± 0.00001823 6.351 5.883/6.787 6.422 ± 0.6109
ea09 1342 1342/1342 1342 ± 0.000001188 6.139 5.623/6.762 6.242 ± 0.6164
ea10 1342 1342/1342 1342 ± 0 6.065 5.716/6.918 6.227 ± 0.6585
ea11 1342 1342/1342 1342 ± 0 6.054 5.724/6.568 6.194 ± 0.5975
ea12 1342 1342/1342 1342 ± 0 6.259 5.743/6.713 6.321 ± 0.6414
ea13 1342 1342/1342 1342 ± 0.000008298 5.864 5.665/6.226 5.969 ± 0.4742
ea14 1342 1342/1342 1342 ± 0 6.278 5.971/6.957 6.475 ± 0.685
ea15 1342 1342/1342 1342 ± 0 5.671 5.329/6.107 5.784 ± 0.5417
ea16 1342 1342/1342 1342 ± 0 6.371 5.927/6.888 6.479 ± 0.6847
ea17 1342 1342/1342 1342 ± 0 6.443 6.124/7.356 6.672 ± 0.6564
ea18 1342 1342/1342 1342 ± 0 5.153 4.719/5.51 5.196 ± 0.467
ea19 1342 1342/1342 1342 ± 0 6.464 6.143/7.227 6.616 ± 0.7008
ea20 1342 1342/1342 1342 ± 0 6.052 5.835/6.937 6.32 ± 0.6127
ea21 1342 1342/1342 1342 ± 0 5.978 5.732/6.605 6.224 ± 0.5826
ea22 1342 1342/1342 1342 ± 0 6.234 5.594/6.484 6.107 ± 0.6366
ea23 1342 1342/1342 1342 ± 0 6.231 6.007/6.861 6.494 ± 0.6445
ea24 1342 1342/1342 1342 ± 0 6.009 5.215/6.434 5.871 ± 0.5855
ea26 1342 1342/1342 1342 ± 0 6.362 5.92/7.148 6.505 ± 0.7127
ea27 1342 1342/1342 1342 ± 0 6.146 5.893/7.066 6.395 ± 0.6933
ea28 1342 1342/1342 1342 ± 0 6.012 5.854/6.949 6.366 ± 0.7144
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002439 5.855 5.624/6.021 5.802 ± 0.3488
4 1342 1342/1342 1342 ± 0.00003662 5.268 5.084/5.408 5.272 ± 0.2872
5 1342 1342/1342 1342 ± 0.00002439 5.841 5.599/5.936 5.731 ± 0.3583
6 1342 1342/1342 1342 ± 0.00002439 5.725 5.434/5.86 5.642 ± 0.3001
7 1342 1342/1342 1342 ± 0.00002439 5.733 5.46/5.911 5.677 ± 0.3225
8 1342 1342/1342 1342 ± 0.00002439 5.629 5.286/5.824 5.594 ± 0.3603
9 1342 1342/1342 1342 ± 0.00002439 6 5.607/6.15 5.866 ± 0.3654
10 1342 1342/1342 1342 ± 0.00002439 6.38 6.167/6.562 6.29 ± 0.3658
11 1342 1342/1342 1342 ± 0.00002439 6.569 6.323/6.781 6.521 ± 0.3785
12 1342 1342/1342 1342 ± 0.00002439 6.722 6.412/6.941 6.66 ± 0.4165
13 1342 1342/1342 1342 ± 0.00002439 7.151 6.862/7.505 7.13 ± 0.4354
14 1342 1342/1342 1342 ± 0.00002439 7.345 7.116/7.702 7.354 ± 0.427
15 1342 1342/1342 1342 ± 0.00002439 7.058 6.719/7.366 7.026 ± 0.423
16 1342 1342/1342 1342 ± 0.00002439 6.141 5.986/6.427 6.188 ± 0.3748
17 1342 1342/1342 1342 ± 0.00002849 6.145 5.85/6.285 6.066 ± 0.3791
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
Start time
2025-04-18 12:48:51.851
End
2025-04-18 13:47:45.151
Duration
0:58:53.299
Note, WebLog generation is not included in the time.

CASA logs for stage 8