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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.352 5.182/6.153 5.585 ± 0.7365
ea02 1342 1342/1342 1342 ± 0.0000435 5.825 5.31/6.65 5.926 ± 0.8628
ea04 1342 1342/1342 1342 ± 0.00001947 5.304 5.051/6.024 5.459 ± 0.7508
ea05 1342 1342/1342 1342 ± 0.00000733 5.352 5.014/6.205 5.663 ± 0.7302
ea06 1342 1342/1342 1342 ± 0.00002863 4.567 4.472/5.215 4.767 ± 0.5483
ea07 1342 1342/1342 1342 ± 0.00003734 6.238 5.444/6.672 5.981 ± 0.8561
ea08 1342 1342/1342 1342 ± 0.00004409 5.915 5.459/6.813 6.069 ± 0.9913
ea09 1342 1342/1342 1342 ± 0.00002561 5.443 5.184/6.374 5.707 ± 0.7314
ea10 1342 1342/1342 1342 ± 0.00004283 5.829 5.236/6.71 5.887 ± 0.9354
ea11 1342 1342/1342 1342 ± 0.00004387 5.754 5.181/6.476 5.8 ± 0.9093
ea12 1342 1342/1342 1342 ± 0.00003102 5.617 5.344/6.512 5.802 ± 0.8643
ea13 1342 1342/1342 1342 ± 0.00001159 5.766 5.448/6.287 5.899 ± 0.6498
ea14 1342 1342/1342 1342 ± 0.00003654 5.587 5.164/6.428 5.745 ± 0.8734
ea15 1342 1342/1342 1342 ± 0.000009425 5.225 5.025/6.154 5.537 ± 0.8594
ea16 1342 1342/1342 1342 ± 0.0000218 5.85 5.438/6.843 6.061 ± 1.022
ea17 1342 1342/1342 1342 ± 0.00004424 5.84 5.434/6.864 5.983 ± 0.9519
ea18 1342 1342/1342 1342 ± 0.00004206 4.84 4.722/5.68 5.088 ± 0.6136
ea19 1342 1342/1342 1342 ± 0.00001918 5.716 5.543/6.808 6.046 ± 0.8497
ea20 1342 1342/1342 1342 ± 0.00004348 5.845 5.715/6.765 6.102 ± 0.958
ea21 1342 1342/1342 1342 ± 0.00002738 5.573 5.235/6.381 5.739 ± 0.8283
ea22 1342 1342/1342 1342 ± 0.00003605 5.403 4.943/6.339 5.662 ± 0.7225
ea23 1342 1342/1342 1342 ± 0.00003709 5.657 5.373/6.689 6.013 ± 0.9575
ea25 1342 1342/1342 1342 ± 0.00004376 5.55 5.147/6.208 5.645 ± 0.8199
ea26 1342 1342/1342 1342 ± 0.00002656 5.745 5.563/6.696 6.053 ± 0.7854
ea27 1342 1342/1342 1342 ± 0.00004396 5.58 5.249/6.525 5.748 ± 0.858
ea28 1342 1342/1342 1342 ± 0.00004427 5.598 5.44/6.599 5.888 ± 0.9091
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 ± 0.00002349 5.291 5.107/5.48 5.261 ± 0.2747
5 1342 1342/1342 1342 ± 0.00003836 5.521 5.445/5.593 5.473 ± 0.3268
6 1342 1342/1342 1342 ± 0.00002349 5.404 5.162/5.571 5.346 ± 0.3083
7 1342 1342/1342 1342 ± 0.00002349 5.354 5.228/5.544 5.329 ± 0.285
8 1342 1342/1342 1342 ± 0.00002349 5.319 5.171/5.463 5.273 ± 0.311
9 1342 1342/1342 1342 ± 0.00002364 5.584 5.303/5.818 5.511 ± 0.349
10 1342 1342/1342 1342 ± 0.00002349 6.079 5.896/6.237 6.023 ± 0.3416
11 1342 1342/1342 1342 ± 0.00002349 6.317 6.17/6.499 6.275 ± 0.3524
12 1342 1342/1342 1342 ± 0.00002349 6.5 6.374/6.685 6.469 ± 0.3859
13 1342 1342/1342 1342 ± 0.00002349 6.849 6.699/7.134 6.87 ± 0.4102
14 1342 1342/1342 1342 ± 0.00002349 7.196 6.934/7.437 7.098 ± 0.4716
15 1342 1342/1342 1342 ± 0.00002576 6.493 6.2/6.83 6.467 ± 0.49
16 1342 1342/1342 1342 ± 0.00005866 4.377 4.217/4.61 4.404 ± 0.3435
17 1342 1342/1342 1342 ± 0.00005952 4.406 4.267/4.736 4.495 ± 0.3272
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-26 14:25:26.714
End
2024-11-26 15:19:43.818
Duration
0:54:17.104
Note, WebLog generation is not included in the time.

CASA logs for stage 8