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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.369 5.205/5.997 5.492 ± 0.7306
ea02 1342 1342/1342 1342 ± 0.00003698 5.861 5.318/6.45 5.811 ± 0.7712
ea04 1342 1342/1342 1342 ± 0.000001141 5.153 4.968/5.991 5.38 ± 0.6821
ea05 1342 1342/1342 1342 ± 0.00002048 5.399 5.042/6.353 5.607 ± 0.7133
ea06 1342 1342/1342 1342 ± 0.000001141 4.892 4.507/5.591 5.001 ± 0.602
ea07 1342 1342/1342 1342 ± 0.00004272 5.746 5.201/6.176 5.682 ± 0.7931
ea08 1342 1342/1342 1342 ± 0.00004404 5.835 5.548/6.607 5.879 ± 0.8913
ea09 1342 1342/1342 1342 ± 0.00002652 5.196 4.977/5.902 5.247 ± 0.7273
ea10 1342 1342/1342 1342 ± 0.00004272 4.933 4.617/5.626 5.014 ± 0.5839
ea11 1342 1342/1342 1342 ± 0.00004056 5.876 5.258/6.544 5.803 ± 0.9332
ea12 1342 1342/1342 1342 ± 0.000001184 5.464 5.199/6.087 5.521 ± 0.8351
ea13 1342 1342/1342 1342 ± 0.00002459 5.763 5.626/6.273 5.738 ± 0.7435
ea14 1342 1342/1342 1342 ± 0.00001626 5.647 5.269/6.58 5.852 ± 0.7806
ea15 1342 1342/1342 1342 ± 0 5.431 5.187/6.351 5.691 ± 0.8448
ea16 1342 1342/1342 1342 ± 0.00003449 5.652 5.478/6.457 5.906 ± 0.8353
ea17 1342 1342/1342 1342 ± 0.00004404 5.747 5.441/6.424 5.793 ± 0.8541
ea18 1342 1342/1342 1342 ± 0.00002564 4.942 4.677/5.735 5.055 ± 0.6621
ea19 1342 1342/1342 1342 ± 0.00001158 5.67 5.444/6.703 5.926 ± 0.7685
ea20 1342 1342/1342 1342 ± 0.000009553 5.838 5.479/6.718 5.952 ± 0.9177
ea21 1342 1342/1342 1342 ± 0.00002899 5.369 5.252/6.266 5.612 ± 0.7102
ea22 1342 1342/1342 1342 ± 0.00004218 5.443 5.216/6.332 5.559 ± 0.8318
ea23 1342 1342/1342 1342 ± 0.00004222 5.721 5.3/6.589 5.899 ± 0.9083
ea24 1342 1342/1342 1342 ± 0.00000679 5.043 4.938/6.133 5.339 ± 0.6918
ea25 1342 1342/1342 1342 ± 0.00004404 5.278 5.199/6.117 5.478 ± 0.7947
ea26 1342 1342/1342 1342 ± 0.00001645 5.686 5.558/6.74 5.869 ± 0.8637
ea27 1342 1342/1342 1342 ± 0.00004404 5.557 5.191/6.473 5.624 ± 0.8094
ea28 1342 1342/1342 1342 ± 0.00004281 5.659 5.388/6.607 5.798 ± 0.8235
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 ± 0.00002311 5.474 5.215/5.619 5.377 ± 0.3096
5 1342 1342/1342 1342 ± 0.00002311 5.218 4.988/5.412 5.185 ± 0.3389
6 1342 1342/1342 1342 ± 0.00002311 5.284 5.108/5.478 5.29 ± 0.2829
7 1342 1342/1342 1342 ± 0.00002311 5.33 5.159/5.495 5.298 ± 0.2757
8 1342 1342/1342 1342 ± 0.00002311 5.343 5.043/5.478 5.255 ± 0.3142
9 1342 1342/1342 1342 ± 0.00002311 5.585 5.335/5.854 5.533 ± 0.3218
10 1342 1342/1342 1342 ± 0.00002311 6.035 5.747/6.143 5.934 ± 0.3249
11 1342 1342/1342 1342 ± 0.00002311 6.328 6.034/6.453 6.22 ± 0.3252
12 1342 1342/1342 1342 ± 0.00002311 6.385 6.227/6.604 6.387 ± 0.3498
13 1342 1342/1342 1342 ± 0.00002311 6.693 6.436/6.971 6.664 ± 0.4359
14 1342 1342/1342 1342 ± 0.00003009 6.673 6.32/7.053 6.613 ± 0.5026
15 1342 1342/1342 1342 ± 0.00002312 6.708 6.39/6.942 6.617 ± 0.4414
16 1342 1342/1342 1342 ± 0.00006073 4.252 4.097/4.424 4.281 ± 0.2566
17 1342 1342/1342 1342 ± 0.00006103 4.24 4.09/4.411 4.264 ± 0.2435
output_dir
 
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-07 02:55:41.078
End
2024-12-07 04:05:28.091
Duration
1:09:47.014
Note, WebLog generation is not included in the time.

CASA logs for stage 8