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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.342 5.195/5.901 5.36 ± 0.7813
ea02 1342 1342/1342 1342 ± 0.00004318 5.811 5.275/6.363 5.609 ± 0.9616
ea03 1342 1342/1342 1342 ± 0.000003457 4.977 4.63/5.795 5.099 ± 0.7572
ea04 1342 1342/1342 1342 ± 0.000009939 5.33 5.07/6.14 5.399 ± 0.8353
ea05 1342 1342/1342 1342 ± 0.00001295 5.382 5.075/6.145 5.481 ± 0.797
ea06 1342 1342/1342 1342 ± 0 4.28 4.009/4.745 4.247 ± 0.5308
ea07 1342 1342/1342 1342 ± 0.00004406 5.493 5.225/6.057 5.447 ± 0.853
ea08 1342 1342/1342 1342 ± 0.00004499 5.792 5.458/6.622 5.769 ± 1.021
ea09 1342 1342/1342 1342 ± 0.00001287 5.411 5.035/5.965 5.376 ± 0.8335
ea10 1342 1342/1342 1342 ± 0.0000457 5.491 5.21/6.507 5.581 ± 0.9601
ea11 1342 1342/1342 1342 ± 0 5.536 4.967/6.323 5.573 ± 0.9626
ea12 1342 1342/1342 1342 ± 0.00002695 5.504 5.261/6.546 5.65 ± 1.013
ea13 1342 1342/1342 1342 ± 0.00002323 5.86 5.499/6.258 5.727 ± 0.837
ea14 1342 1342/1342 1342 ± 0.00001544 5.474 4.992/6.146 5.476 ± 0.8546
ea15 1342 1342/1342 1342 ± 0 3.708 3.532/4.578 3.935 ± 0.7459
ea16 1342 1342/1342 1342 ± 0.00002672 5.849 5.382/6.322 5.675 ± 0.927
ea17 1342 1342/1342 1342 ± 0 5.983 5.566/7.257 6.113 ± 1.063
ea18 1342 1342/1342 1342 ± 0.00004261 4.694 4.406/5.387 4.741 ± 0.6462
ea19 1342 1342/1342 1342 ± 0 5.332 5.091/6.139 5.449 ± 0.7784
ea20 1342 1342/1342 1342 ± 0.000001869 5.816 5.649/7.004 6.013 ± 1.027
ea21 1342 1342/1342 1342 ± 0.00002114 5.458 4.954/6.171 5.389 ± 0.8477
ea23 1342 1342/1342 1342 ± 0.00003808 5.38 5.205/5.501 5.117 ± 0.7476
ea24 1342 1342/1342 1342 ± 0.00004246 5.439 5.113/6.273 5.437 ± 0.8934
ea25 1342 1342/1342 1342 ± 0.00004518 5.446 5.11/6.021 5.375 ± 0.8377
ea26 1342 1342/1342 1342 ± 0.00002966 5.724 5.438/6.522 5.764 ± 0.9488
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004617 5.248 5.094/6.066 5.322 ± 0.8428
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 ± 0.00002369 5.295 4.961/5.442 5.146 ± 0.4502
5 1342 1342/1342 1342 ± 0.00002369 5.337 5.046/5.477 5.234 ± 0.5202
6 1342 1342/1342 1342 ± 0.00002369 5.235 4.919/5.382 5.093 ± 0.4901
7 1342 1342/1342 1342 ± 0.00002369 5.226 5.049/5.458 5.154 ± 0.4803
8 1342 1342/1342 1342 ± 0.00002369 5.26 5.096/5.397 5.161 ± 0.4879
9 1342 1342/1342 1342 ± 0.00002369 5.549 5.255/5.727 5.389 ± 0.5213
10 1342 1342/1342 1342 ± 0.00002369 5.89 5.645/6.125 5.765 ± 0.5783
11 1342 1342/1342 1342 ± 0.00002369 6.14 5.948/6.282 6.038 ± 0.5263
12 1342 1342/1342 1342 ± 0.00002369 6.284 6.105/6.57 6.231 ± 0.576
13 1342 1342/1342 1342 ± 0.00002391 6.47 6.242/6.64 6.396 ± 0.5596
14 1342 1342/1342 1342 ± 0.00003682 5.967 5.591/6.378 6.031 ± 0.6948
15 1342 1342/1342 1342 ± 0.00002376 6.514 6.216/6.918 6.417 ± 0.6911
16 1342 1342/1342 1342 ± 0.00006103 3.694 3.527/3.87 3.669 ± 0.3095
17 1342 1342/1342 1342 ± 0.00006011 3.793 3.662/3.941 3.754 ± 0.3055
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-11 07:35:06.782
End
2025-01-11 08:22:48.316
Duration
0:47:41.535
Note, WebLog generation is not included in the time.

CASA logs for stage 8