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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.275 5.606/6.565 6.136 ± 0.6216
ea02 1342 1342/1342 1342 ± 0.00002955 6.094 5.376/6.597 5.971 ± 0.8598
ea03 1342 1342/1342 1342 ± 0 5.557 5.067/6.404 5.655 ± 0.8143
ea04 1342 1342/1342 1342 ± 0 5.776 5.205/6.472 5.863 ± 0.6508
ea06 1342 1342/1342 1342 ± 0 6.389 5.533/6.543 6.128 ± 0.6254
ea07 1342 1342/1342 1342 ± 0 6.025 5.45/6.413 6.032 ± 0.6645
ea08 1342 1342/1342 1342 ± 0 6.08 5.577/6.739 6.204 ± 0.7413
ea09 1342 1342/1342 1342 ± 0 5.948 5.313/6.714 6.026 ± 0.7058
ea10 1342 1342/1342 1342 ± 0 5.987 5.384/6.665 5.958 ± 0.7594
ea11 1342 1342/1342 1342 ± 0 6.201 5.361/6.656 6.093 ± 0.7856
ea12 1342 1342/1342 1342 ± 0 5.963 5.43/6.577 6.091 ± 0.7341
ea13 1342 1342/1342 1342 ± 0 5.775 5.706/6.302 5.95 ± 0.5453
ea14 1342 1342/1342 1342 ± 0 6.31 5.565/6.724 6.253 ± 0.7186
ea15 1342 1342/1342 1342 ± 0 5.633 4.973/5.993 5.561 ± 0.7239
ea16 1342 1342/1342 1342 ± 0 6.078 5.572/6.704 6.179 ± 0.753
ea17 1342 1342/1342 1342 ± 0 6.417 6.048/7.269 6.639 ± 0.7115
ea18 1342 1342/1342 1342 ± 0 4.445 4.152/4.852 4.528 ± 0.4417
ea19 1342 1342/1342 1342 ± 0.000005802 6.167 5.648/6.785 6.271 ± 0.7338
ea20 1342 1342/1342 1342 ± 0 5.962 5.518/6.626 6.015 ± 0.7751
ea21 1342 1342/1342 1342 ± 0 5.895 5.466/6.507 6.008 ± 0.6534
ea22 1342 1342/1342 1342 ± 0 6.291 5.426/6.687 6.11 ± 0.7398
ea23 1342 1342/1342 1342 ± 0 6.083 5.574/6.587 6.139 ± 0.7695
ea24 1342 1342/1342 1342 ± 0 5.833 5.064/6.306 5.682 ± 0.5998
ea25 1342 1342/1342 1342 ± 0 6.511 5.618/7.003 6.406 ± 0.8293
ea26 1342 1342/1342 1342 ± 0 6.308 5.689/7.118 6.368 ± 0.7325
ea27 1342 1342/1342 1342 ± 0 5.843 5.406/6.765 6.01 ± 0.7813
ea28 1342 1342/1342 1342 ± 0 6.117 5.66/6.805 6.263 ± 0.7771
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 5.525 5.307/5.766 5.471 ± 0.3334
3 1342 1342/1342 1342 ± 0.0000266 4.914 4.447/5.094 4.832 ± 0.5438
4 1342 1342/1342 1342 ± 0.00002414 5.293 5.005/5.442 5.238 ± 0.4272
5 1342 1342/1342 1342 ± 0.00002306 5.517 5.228/5.587 5.401 ± 0.3713
6 1342 1342/1342 1342 ± 0.00002306 5.422 5.245/5.604 5.369 ± 0.3165
7 1342 1342/1342 1342 ± 0.00002306 5.531 5.32/5.615 5.453 ± 0.3211
8 1342 1342/1342 1342 ± 0.00002306 5.43 5.243/5.681 5.415 ± 0.36
9 1342 1342/1342 1342 ± 0.00002306 5.832 5.613/6 5.747 ± 0.3823
10 1342 1342/1342 1342 ± 0.00002306 6.305 6.129/6.418 6.198 ± 0.3984
11 1342 1342/1342 1342 ± 0.00002306 6.545 6.306/6.678 6.436 ± 0.4114
12 1342 1342/1342 1342 ± 0.00002306 6.681 6.458/6.726 6.577 ± 0.4367
13 1342 1342/1342 1342 ± 0.00002306 7.078 6.9/7.354 7.053 ± 0.4781
14 1342 1342/1342 1342 ± 0.00002306 7.317 7.184/7.559 7.261 ± 0.4838
15 1342 1342/1342 1342 ± 0.00002306 6.961 6.829/7.181 6.937 ± 0.4501
16 1342 1342/1342 1342 ± 0.00002306 6.277 6.158/6.581 6.294 ± 0.445
17 1342 1342/1342 1342 ± 0.00002346 6.338 6.086/6.492 6.251 ± 0.4235
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-05-23 15:14:48.651
End
2025-05-23 16:21:16.180
Duration
1:06:27.529
Note, WebLog generation is not included in the time.

CASA logs for stage 8