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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.255 5.071/6.001 5.361 ± 0.7735
ea02 1342 1342/1342 1342 ± 0.00004321 5.65 5.133/6.363 5.615 ± 0.869
ea04 1342 1342/1342 1342 ± 0.000002639 5.236 4.879/5.832 5.19 ± 0.7518
ea05 1342 1342/1342 1342 ± 0.00001692 5.504 5.042/6.282 5.613 ± 0.7472
ea06 1342 1342/1342 1342 ± 0.000007691 5.248 4.936/5.98 5.259 ± 0.8431
ea07 1342 1342/1342 1342 ± 0.0000434 5.66 5.18/6.022 5.472 ± 0.7927
ea08 1342 1342/1342 1342 ± 0.00004353 5.807 5.371/6.642 5.831 ± 0.9637
ea09 1342 1342/1342 1342 ± 0.00002201 5.502 5.056/6.15 5.502 ± 0.7542
ea10 1342 1342/1342 1342 ± 0.0000439 5.075 4.65/5.766 5.022 ± 0.7938
ea11 1342 1342/1342 1342 ± 0.00004352 5.735 5.14/6.334 5.552 ± 0.9128
ea12 1342 1342/1342 1342 ± 0.00001054 5.459 5.126/6.287 5.492 ± 0.9547
ea13 1342 1342/1342 1342 ± 0.00001984 5.623 5.508/6.189 5.761 ± 0.704
ea14 1342 1342/1342 1342 ± 0.00002046 5.515 5.119/6.308 5.608 ± 0.7503
ea15 1342 1342/1342 1342 ± 0.000002972 5.376 5.113/6.202 5.478 ± 0.8754
ea16 1342 1342/1342 1342 ± 0.00002396 5.779 5.383/6.65 5.775 ± 0.8612
ea17 1342 1342/1342 1342 ± 0.00004461 5.817 5.326/6.606 5.759 ± 0.929
ea18 1342 1342/1342 1342 ± 0.00003876 4.849 4.576/5.594 4.895 ± 0.6653
ea19 1342 1342/1342 1342 ± 0.000005751 5.757 5.462/6.477 5.875 ± 0.7424
ea20 1342 1342/1342 1342 ± 0.00002497 5.745 5.563/6.763 5.854 ± 1.039
ea21 1342 1342/1342 1342 ± 0.00002204 5.479 5.263/6.165 5.516 ± 0.7524
ea22 1342 1342/1342 1342 ± 0.00004234 5.315 5.019/6.321 5.529 ± 0.8163
ea23 1342 1342/1342 1342 ± 0.00004635 6.15 5.909/6.442 5.739 ± 1.048
ea24 1342 1342/1342 1342 ± 0.00001226 5.153 4.843/5.972 5.347 ± 0.6527
ea25 1342 1342/1342 1342 ± 0.00004352 5.48 5.167/6.202 5.434 ± 0.8335
ea26 1342 1342/1342 1342 ± 0.00003257 5.702 5.484/6.744 5.932 ± 0.8467
ea27 1342 1342/1342 1342 ± 0.00004379 5.476 5.086/6.343 5.504 ± 0.8576
ea28 1342 1342/1342 1342 ± 0.00004352 5.597 5.35/6.519 5.715 ± 0.9048
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 ± 0.00002368 5.264 5.093/5.503 5.278 ± 0.2885
5 1342 1342/1342 1342 ± 0.00002399 5.245 5.054/5.444 5.24 ± 0.3177
6 1342 1342/1342 1342 ± 0.00002368 5.254 4.98/5.357 5.196 ± 0.249
7 1342 1342/1342 1342 ± 0.00002368 5.211 5.052/5.401 5.222 ± 0.2438
8 1342 1342/1342 1342 ± 0.00002368 5.238 5.023/5.363 5.192 ± 0.273
9 1342 1342/1342 1342 ± 0.00002391 5.486 5.302/5.666 5.455 ± 0.2726
10 1342 1342/1342 1342 ± 0.00002325 5.922 5.766/6.026 5.879 ± 0.286
11 1342 1342/1342 1342 ± 0.00002325 6.189 6.047/6.342 6.165 ± 0.274
12 1342 1342/1342 1342 ± 0.00002325 6.326 6.146/6.481 6.323 ± 0.308
13 1342 1342/1342 1342 ± 0.00002325 6.617 6.331/6.782 6.562 ± 0.3275
14 1342 1342/1342 1342 ± 0.00002403 6.455 6.205/6.746 6.449 ± 0.399
15 1342 1342/1342 1342 ± 0.00002418 6.42 6.156/6.647 6.379 ± 0.3464
16 1342 1342/1342 1342 ± 0.00006054 3.897 3.717/4.231 3.98 ± 0.331
17 1342 1342/1342 1342 ± 0.00006103 4.063 3.818/4.35 4.087 ± 0.3664
overwrite_modelcol
False
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-08 12:54:37.249
End
2024-11-08 14:07:36.813
Duration
1:12:59.563
Note, WebLog generation is not included in the time.

CASA logs for stage 8