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

Statwt Summary Plot

VLASS2.1.sb38562441.eb38565026.59069.61973929398_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 5.261 5.228/5.849 5.251 ± 0.9257
ea02 1342 1342/1342 1342 ± 0.00004315 5.846 5.281/6.536 5.634 ± 1.09
ea04 1342 1342/1342 1342 ± 0.000003584 5.223 4.927/5.773 5.126 ± 0.8792
ea05 1342 1342/1342 1342 ± 0.0000138 5.543 5.077/6.172 5.433 ± 0.9076
ea06 1342 1342/1342 1342 ± 0.000002776 4.872 4.715/5.393 4.855 ± 0.7763
ea07 1342 1342/1342 1342 ± 0.00004405 5.671 5.302/6.016 5.405 ± 0.9795
ea08 1342 1342/1342 1342 ± 0.00004272 5.989 5.611/6.892 5.921 ± 1.182
ea09 1342 1342/1342 1342 ± 0.00002522 5.358 4.925/6.125 5.337 ± 0.8799
ea10 1342 1342/1342 1342 ± 0.00004449 5.351 5.076/6.262 5.388 ± 1.003
ea11 1342 1342/1342 1342 ± 0.00004183 5.837 5.279/6.4 5.529 ± 1.137
ea12 1342 1342/1342 1342 ± 0.00000424 5.59 5.322/6.511 5.565 ± 1.086
ea13 1342 1342/1342 1342 ± 0.00002796 5.807 5.582/6.274 5.745 ± 0.9031
ea14 1342 1342/1342 1342 ± 0.00002362 6.184 5.313/6.531 5.643 ± 1.227
ea15 1342 1342/1342 1342 ± 0.000001611 5.516 5.286/6.323 5.549 ± 1.026
ea16 1342 1342/1342 1342 ± 0.00002865 4.714 4.41/5.007 4.603 ± 0.6338
ea17 1342 1342/1342 1342 ± 0.00004314 5.797 5.436/6.652 5.707 ± 1.196
ea18 1342 1342/1342 1342 ± 0.00003317 4.99 4.815/5.667 4.925 ± 0.9272
ea19 1342 1342/1342 1342 ± 0 5.698 5.405/6.444 5.649 ± 0.9101
ea20 1342 1342/1342 1342 ± 0.00001558 5.948 5.763/6.804 5.862 ± 1.23
ea21 1342 1342/1342 1342 ± 0.0000247 5.425 5.315/6.161 5.38 ± 0.9311
ea22 1342 1342/1342 1342 ± 0.00004265 5.405 5.117/6.445 5.49 ± 0.9943
ea23 1342 1342/1342 1342 ± 0.00004269 5.487 5.264/6.228 5.484 ± 1.022
ea25 1342 1342/1342 1342 ± 0 5.267 5.251/5.411 5.321 ± 0.1428
ea26 1342 1342/1342 1342 ± 0.00003847 5.566 5.432/6.474 5.606 ± 0.9303
ea27 1342 1342/1342 1342 ± 0.00004724 5.409 5.089/6.329 5.403 ± 1.025
ea28 1342 1342/1342 1342 ± 0.00001118 6.551 6.417/6.759 6.508 ± 0.275
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 ± 0.0000244 5.395 5.233/5.634 5.369 ± 0.3371
5 1342 1342/1342 1342 ± 0.00002525 5.277 5.189/5.419 5.32 ± 0.2805
6 1342 1342/1342 1342 ± 0.0000244 5.317 5.084/5.426 5.268 ± 0.2975
7 1342 1342/1342 1342 ± 0.0000244 5.286 5.117/5.362 5.246 ± 0.2778
8 1342 1342/1342 1342 ± 0.0000244 5.307 5.024/5.411 5.22 ± 0.3377
9 1342 1342/1342 1342 ± 0.0000244 5.568 5.265/5.748 5.496 ± 0.3794
10 1342 1342/1342 1342 ± 0.00002393 5.956 5.828/6.066 5.879 ± 0.373
11 1342 1342/1342 1342 ± 0.00002393 6.259 6.102/6.392 6.156 ± 0.4272
12 1342 1342/1342 1342 ± 0.00002393 6.407 6.265/6.533 6.33 ± 0.3944
13 1342 1342/1342 1342 ± 0.00002395 6.587 6.296/6.776 6.501 ± 0.4028
14 1342 1342/1342 1342 ± 0.00003318 6.211 5.838/6.682 6.22 ± 0.5477
15 1342 1342/1342 1342 ± 0.0000242 6.517 6.262/6.687 6.408 ± 0.4743
16 1342 1342/1342 1342 ± 0.00006021 3.236 3.09/3.464 3.281 ± 0.2906
17 1342 1342/1342 1342 ± 0.00006103 3.393 3.266/3.567 3.417 ± 0.2239
vis
VLASS2.1.sb38562441.eb38565026.59069.61973929398_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-02 01:30:00.871
End
2024-04-02 02:03:28.413
Duration
0:33:27.541
Note, WebLog generation is not included in the time.

CASA logs for stage 7