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 5.267 5.111/5.919 5.347 ± 0.7483
ea02 1342 1342/1342 1342 ± 0.00004269 5.659 5.164/6.387 5.609 ± 0.8434
ea04 1342 1342/1342 1342 ± 0 5.336 4.905/5.83 5.229 ± 0.7522
ea05 1342 1342/1342 1342 ± 0.000008467 5.492 5.054/6.279 5.569 ± 0.7374
ea06 1342 1342/1342 1342 ± 0.000003208 5.274 4.961/6.007 5.294 ± 0.8541
ea07 1342 1342/1342 1342 ± 0.00004275 5.632 5.214/5.981 5.456 ± 0.764
ea08 1342 1342/1342 1342 ± 0.00004284 5.65 5.399/6.611 5.81 ± 0.9138
ea09 1342 1342/1342 1342 ± 0.00001709 5.508 5.044/6.196 5.497 ± 0.7354
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.00004264 5.636 5.163/6.337 5.566 ± 0.9194
ea12 1342 1342/1342 1342 ± 0.000005984 5.465 5.153/6.309 5.499 ± 0.9724
ea13 1342 1342/1342 1342 ± 0.0000186 5.713 5.545/6.207 5.793 ± 0.7044
ea14 1342 1342/1342 1342 ± 0.00000544 5.448 5.101/6.318 5.569 ± 0.7526
ea15 1342 1342/1342 1342 ± 0 5.337 5.118/6.208 5.508 ± 0.8575
ea16 1342 1342/1342 1342 ± 0.00001811 5.742 5.378/6.584 5.73 ± 0.8645
ea17 1342 1342/1342 1342 ± 0.00004361 5.778 5.37/6.516 5.749 ± 0.9096
ea18 1342 1342/1342 1342 ± 0.00003448 4.857 4.531/5.587 4.867 ± 0.6941
ea19 1342 1342/1342 1342 ± 0 5.682 5.435/6.503 5.803 ± 0.7469
ea20 1342 1342/1342 1342 ± 0.00001765 5.796 5.574/6.799 5.866 ± 1.08
ea21 1342 1342/1342 1342 ± 0.00001212 5.398 5.258/6.14 5.472 ± 0.7432
ea22 1342 1342/1342 1342 ± 0.00003266 5.344 5.095/6.332 5.527 ± 0.8023
ea23 1342 1342/1342 1342 ± 0.00004898 6.124 5.533/6.376 5.712 ± 1.014
ea24 1342 1342/1342 1342 ± 0.000007884 5.134 4.823/6.056 5.36 ± 0.6496
ea25 1342 1342/1342 1342 ± 0.00004272 5.406 5.152/6.195 5.441 ± 0.8282
ea26 1342 1342/1342 1342 ± 0.0000259 5.684 5.473/6.764 5.933 ± 0.8443
ea27 1342 1342/1342 1342 ± 0.00004454 5.472 5.086/6.332 5.488 ± 0.8446
ea28 1342 1342/1342 1342 ± 0.00004309 5.601 5.39/6.452 5.68 ± 0.8542
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 ± 0.000024 5.366 5.189/5.559 5.363 ± 0.2473
5 1342 1342/1342 1342 ± 0.000024 5.234 5.074/5.421 5.231 ± 0.3059
6 1342 1342/1342 1342 ± 0.000024 5.269 5.051/5.401 5.222 ± 0.2536
7 1342 1342/1342 1342 ± 0.000024 5.241 5.093/5.413 5.257 ± 0.2348
8 1342 1342/1342 1342 ± 0.000024 5.259 5.052/5.381 5.22 ± 0.2665
9 1342 1342/1342 1342 ± 0.00002435 5.512 5.329/5.683 5.48 ± 0.2664
10 1342 1342/1342 1342 ± 0.00002355 5.925 5.77/6.014 5.885 ± 0.2853
11 1342 1342/1342 1342 ± 0.00002355 6.198 6.079/6.335 6.178 ± 0.2678
12 1342 1342/1342 1342 ± 0.00002355 6.334 6.175/6.479 6.341 ± 0.2993
13 1342 1342/1342 1342 ± 0.00002355 6.591 6.398/6.766 6.567 ± 0.307
14 1342 1342/1342 1342 ± 0.00002693 6.43 6.163/6.67 6.432 ± 0.3694
15 1342 1342/1342 1342 ± 0.00002398 6.496 6.265/6.68 6.452 ± 0.3318
16 1342 1342/1342 1342 ± 0.00006103 3.912 3.714/4.205 3.967 ± 0.319
17 1342 1342/1342 1342 ± 0.00006045 4.06 3.853/4.289 4.063 ± 0.3304
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-07 13:36:11.819
End
2024-11-07 14:29:06.275
Duration
0:52:54.456
Note, WebLog generation is not included in the time.

CASA logs for stage 8