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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.216 5.586/6.662 6.17 ± 0.6993
ea02 1342 1342/1342 1342 ± 0 6.26 5.578/6.442 6.202 ± 0.628
ea03 1342 1342/1342 1342 ± 0 6.16 5.415/6.787 6.2 ± 0.7656
ea04 1342 1342/1342 1342 ± 0 5.614 5.122/6.106 5.683 ± 0.597
ea05 1342 1342/1342 1342 ± 0 5.999 5.361/6.714 5.999 ± 0.7089
ea06 1342 1342/1342 1342 ± 0 6.107 5.079/6.297 5.827 ± 0.6918
ea07 1342 1342/1342 1342 ± 0 6.085 5.29/6.527 5.994 ± 0.7505
ea08 1342 1342/1342 1342 ± 0 6.705 5.651/6.862 6.418 ± 0.7133
ea09 1342 1342/1342 1342 ± 0 5.707 5.119/6.47 5.8 ± 0.6811
ea10 1342 1342/1342 1342 ± 0 5.862 5.155/6.283 5.782 ± 0.6243
ea11 1342 1342/1342 1342 ± 0 5.652 5.337/6.494 5.833 ± 0.743
ea12 1342 1342/1342 1342 ± 0 5.789 5.163/6.331 5.779 ± 0.6641
ea13 1342 1342/1342 1342 ± 0 6.043 5.532/6.323 6.028 ± 0.5313
ea14 1342 1342/1342 1342 ± 0 6.2 5.545/6.487 6.107 ± 0.6404
ea15 1342 1342/1342 1342 ± 0 6.172 5.582/6.612 6.169 ± 0.6863
ea16 1342 1342/1342 1342 ± 0 6.18 5.753/6.748 6.301 ± 0.6977
ea17 1342 1342/1342 1342 ± 0 6.281 5.751/7.09 6.348 ± 0.7843
ea18 1342 1342/1342 1342 ± 0 6.501 5.85/7.173 6.468 ± 0.7213
ea19 1342 1342/1342 1342 ± 0 6.153 5.429/6.654 6.088 ± 0.6912
ea20 1342 1342/1342 1342 ± 0 5.957 5.687/6.075 5.799 ± 0.4805
ea21 1342 1342/1342 1342 ± 0 5.52 5.051/5.887 5.516 ± 0.5445
ea22 1342 1342/1342 1342 ± 0 6.144 5.484/6.524 5.991 ± 0.6472
ea23 1342 1342/1342 1342 ± 0 6.155 5.425/6.305 6.039 ± 0.682
ea24 1342 1342/1342 1342 ± 0 6.256 5.305/6.685 6.006 ± 0.7028
ea25 1342 1342/1342 1342 ± 0 6.555 5.722/7.154 6.535 ± 0.8497
ea27 1342 1342/1342 1342 ± 0 5.935 5.243/6.37 5.854 ± 0.618
ea28 1342 1342/1342 1342 ± 0 6.474 5.762/7.067 6.429 ± 0.6974
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 ± 0.00002306 5.427 5.235/5.576 5.437 ± 0.264
3 1342 1342/1342 1342 ± 0.00003253 4.615 4.25/4.983 4.736 ± 0.5585
4 1342 1342/1342 1342 ± 0.00002306 5.312 5.143/5.559 5.325 ± 0.3027
5 1342 1342/1342 1342 ± 0.00002306 5.375 5.119/5.679 5.43 ± 0.2994
6 1342 1342/1342 1342 ± 0.00002306 5.371 5.064/5.597 5.336 ± 0.2764
7 1342 1342/1342 1342 ± 0.00002306 5.476 5.342/5.68 5.49 ± 0.2428
8 1342 1342/1342 1342 ± 0.00002306 5.465 5.197/5.633 5.432 ± 0.2883
9 1342 1342/1342 1342 ± 0.00002306 5.729 5.595/5.934 5.751 ± 0.2915
10 1342 1342/1342 1342 ± 0.00002348 6.177 6.087/6.291 6.179 ± 0.2505
11 1342 1342/1342 1342 ± 0.00002348 6.381 6.218/6.573 6.401 ± 0.265
12 1342 1342/1342 1342 ± 0.00002348 6.511 6.313/6.729 6.553 ± 0.3168
13 1342 1342/1342 1342 ± 0.00002348 7.015 6.732/7.276 7.023 ± 0.3271
14 1342 1342/1342 1342 ± 0.00002348 7.291 7.006/7.478 7.259 ± 0.347
15 1342 1342/1342 1342 ± 0.00002348 6.958 6.683/7.242 6.96 ± 0.3482
16 1342 1342/1342 1342 ± 0.00002348 6.296 6.019/6.67 6.338 ± 0.3926
17 1342 1342/1342 1342 ± 0.00002348 6.283 6.06/6.541 6.294 ± 0.3665
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
Start time
2025-07-30 14:47:51.348
End
2025-07-30 16:04:37.204
Duration
1:16:45.856
Note, WebLog generation is not included in the time.

CASA logs for stage 8