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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.688 5.158/6.03 5.534 ± 0.7064
ea02 1342 1342/1342 1342 ± 0.00003687 5.92 5.303/6.59 5.891 ± 0.9248
ea04 1342 1342/1342 1342 ± 0.00003944 5.327 5.037/6.056 5.494 ± 0.7217
ea05 1342 1342/1342 1342 ± 0.00001818 5.534 5.154/6.519 5.758 ± 0.9009
ea06 1342 1342/1342 1342 ± 0.0000386 4.819 4.615/5.317 4.883 ± 0.5714
ea07 1342 1342/1342 1342 ± 0.00003485 5.837 5.328/6.196 5.786 ± 0.818
ea08 1342 1342/1342 1342 ± 0.00003537 6.135 5.559/6.866 6.172 ± 0.9645
ea09 1342 1342/1342 1342 ± 0.00003131 5.523 5.097/6.349 5.588 ± 0.8607
ea10 1342 1342/1342 1342 ± 0.00003465 5.932 5.084/6.42 5.676 ± 0.8333
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003604 5.47 5.265/6.471 5.746 ± 0.8574
ea13 1342 1342/1342 1342 ± 0.00001492 5.775 5.623/6.34 5.991 ± 0.8872
ea14 1342 1342/1342 1342 ± 0.00003105 5.753 5.363/6.617 5.933 ± 0.9396
ea15 1342 1342/1342 1342 ± 0.0000293 5.765 5.146/6.591 5.754 ± 0.8359
ea16 1342 1342/1342 1342 ± 0.00002475 5.864 5.463/6.623 5.913 ± 0.9767
ea17 1342 1342/1342 1342 ± 0.00003369 5.992 5.405/6.855 6.017 ± 0.8903
ea18 1342 1342/1342 1342 ± 0.00003371 5.146 4.73/5.681 5.088 ± 0.602
ea19 1342 1342/1342 1342 ± 0.00001335 5.747 5.5/6.781 6.01 ± 0.9674
ea20 1342 1342/1342 1342 ± 0.00003522 5.797 5.704/6.735 6.054 ± 0.8716
ea21 1342 1342/1342 1342 ± 0.00002523 5.609 5.343/6.354 5.726 ± 0.8549
ea22 1342 1342/1342 1342 ± 0.00003472 5.39 5.076/6.388 5.616 ± 0.8883
ea23 1342 1342/1342 1342 ± 0.00003421 5.847 5.424/6.614 5.964 ± 0.9269
ea25 1342 1342/1342 1342 ± 0.00003438 6.002 5.157/6.307 5.663 ± 0.7832
ea27 1342 1342/1342 1342 ± 0.00003403 5.518 5.108/6.369 5.618 ± 0.7753
ea28 1342 1342/1342 1342 ± 0.00003721 5.627 5.389/6.549 5.878 ± 0.8667
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 ± 0.00002466 5.356 5.114/5.548 5.32 ± 0.2757
5 1342 1342/1342 1342 ± 0.00004249 5.298 5.057/5.42 5.266 ± 0.2733
6 1342 1342/1342 1342 ± 0.00002466 5.308 5.145/5.465 5.274 ± 0.2684
7 1342 1342/1342 1342 ± 0.00002466 5.295 5.148/5.444 5.288 ± 0.2392
8 1342 1342/1342 1342 ± 0.00002466 5.314 5.088/5.501 5.279 ± 0.265
9 1342 1342/1342 1342 ± 0.00002466 5.608 5.396/5.82 5.574 ± 0.3193
10 1342 1342/1342 1342 ± 0.00002466 6.029 5.885/6.145 5.98 ± 0.3018
11 1342 1342/1342 1342 ± 0.00002466 6.273 6.133/6.409 6.254 ± 0.3092
12 1342 1342/1342 1342 ± 0.00002466 6.458 6.306/6.605 6.43 ± 0.3253
13 1342 1342/1342 1342 ± 0.00002516 6.639 6.357/6.843 6.549 ± 0.4027
14 1342 1342/1342 1342 ± 0.00002466 6.975 6.752/7.225 6.947 ± 0.4197
15 1342 1342/1342 1342 ± 0.00003224 6.736 6.54/7.061 6.736 ± 0.4332
16 1342 1342/1342 1342 ± 0.00005376 3.891 3.788/3.999 3.897 ± 0.1687
17 1342 1342/1342 1342 ± 0.00005086 3.88 3.762/4.031 3.906 ± 0.2445
output_dir
 
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-02 05:39:17.952
End
2024-11-02 06:28:48.094
Duration
0:49:30.142
Note, WebLog generation is not included in the time.

CASA logs for stage 8