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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.678 5.367/6.239 5.801 ± 0.5902
ea02 1342 1342/1342 1342 ± 0.000009153 6.001 5.589/6.666 6.166 ± 0.6945
ea03 1342 1342/1342 1342 ± 0 5.464 4.888/6.117 5.542 ± 0.6717
ea04 1342 1342/1342 1342 ± 0 5.681 5.305/6.275 5.834 ± 0.5865
ea05 1342 1342/1342 1342 ± 0 5.818 5.378/6.337 5.921 ± 0.6203
ea06 1342 1342/1342 1342 ± 0 5.016 4.83/5.417 5.099 ± 0.3398
ea07 1342 1342/1342 1342 ± 0 6.086 5.551/6.348 6.087 ± 0.6332
ea08 1342 1342/1342 1342 ± 0.00001242 5.941 5.69/6.795 6.214 ± 0.7381
ea09 1342 1342/1342 1342 ± 0 5.933 5.427/6.615 6.009 ± 0.7559
ea10 1342 1342/1342 1342 ± 0 6.088 5.497/6.906 6.14 ± 0.7756
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.926 5.503/6.525 6.088 ± 0.6344
ea13 1342 1342/1342 1342 ± 0 6.171 5.958/6.559 6.335 ± 0.5254
ea14 1342 1342/1342 1342 ± 0 5.97 5.443/6.592 6.064 ± 0.7099
ea15 1342 1342/1342 1342 ± 0 5.989 5.601/6.677 6.196 ± 0.7107
ea16 1342 1342/1342 1342 ± 0 6.217 5.715/6.884 6.366 ± 0.7684
ea17 1342 1342/1342 1342 ± 0.00001215 6.372 5.984/7.099 6.552 ± 0.7363
ea18 1342 1342/1342 1342 ± 0 5.098 4.785/5.622 5.206 ± 0.5561
ea19 1342 1342/1342 1342 ± 0 5.813 5.379/6.449 5.99 ± 0.6428
ea20 1342 1342/1342 1342 ± 0 6.048 5.652/6.72 6.17 ± 0.6482
ea23 1342 1342/1342 1342 ± 0 6.121 5.584/6.536 6.157 ± 0.6919
ea25 1342 1342/1342 1342 ± 0.000003845 5.736 5.404/6.285 5.866 ± 0.6156
ea26 1342 1342/1342 1342 ± 0 6.222 5.898/6.974 6.422 ± 0.7688
ea27 1342 1342/1342 1342 ± 0.000005934 5.694 5.448/6.551 5.898 ± 0.6665
ea28 1342 1342/1342 1342 ± 0.00002731 5.539 5.328/6.294 5.759 ± 0.6701
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 ± 0.00002442 5.567 5.39/5.776 5.547 ± 0.2879
3 1342 1342/1342 1342 ± 0.00002572 5.163 4.832/5.395 5.124 ± 0.3397
4 1342 1342/1342 1342 ± 0.00002442 5.301 5.146/5.448 5.256 ± 0.3586
5 1342 1342/1342 1342 ± 0.00002442 5.409 5.289/5.598 5.422 ± 0.3196
6 1342 1342/1342 1342 ± 0.00002442 5.482 5.311/5.663 5.451 ± 0.335
7 1342 1342/1342 1342 ± 0.00002442 5.512 5.38/5.687 5.504 ± 0.3085
8 1342 1342/1342 1342 ± 0.00002442 5.463 5.297/5.642 5.451 ± 0.3321
9 1342 1342/1342 1342 ± 0.00002442 5.704 5.51/6.073 5.733 ± 0.3672
10 1342 1342/1342 1342 ± 0.00002442 6.165 6.008/6.445 6.151 ± 0.3557
11 1342 1342/1342 1342 ± 0.00002442 6.494 6.221/6.619 6.389 ± 0.3836
12 1342 1342/1342 1342 ± 0.00002442 6.608 6.372/6.816 6.573 ± 0.4221
13 1342 1342/1342 1342 ± 0.00002442 7.101 6.89/7.204 7.019 ± 0.4431
14 1342 1342/1342 1342 ± 0.00002465 7.353 7.043/7.526 7.257 ± 0.4416
15 1342 1342/1342 1342 ± 0.00002465 6.911 6.605/7.098 6.826 ± 0.4338
16 1342 1342/1342 1342 ± 0.00003309 6.17 5.87/6.376 6.15 ± 0.3962
17 1342 1342/1342 1342 ± 0.00002773 6.197 5.915/6.416 6.157 ± 0.4051
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
overwrite_modelcol
False
Start time
2025-01-11 18:42:13.198
End
2025-01-11 19:48:27.773
Duration
1:06:14.575
Note, WebLog generation is not included in the time.

CASA logs for stage 8