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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.788 5.327/6.098 5.779 ± 0.544
ea02 1342 1342/1342 1342 ± 0 5.902 5.523/6.634 6.089 ± 0.6615
ea04 1342 1342/1342 1342 ± 0 5.593 5.193/6.232 5.713 ± 0.5747
ea05 1342 1342/1342 1342 ± 0 5.947 5.35/6.45 5.864 ± 0.6172
ea06 1342 1342/1342 1342 ± 0 5.167 4.847/5.471 5.18 ± 0.3742
ea07 1342 1342/1342 1342 ± 0 6.195 5.481/6.312 6.091 ± 0.595
ea08 1342 1342/1342 1342 ± 0.000007374 5.982 5.622/6.803 6.273 ± 0.6864
ea09 1342 1342/1342 1342 ± 0 5.619 5.275/6.54 5.845 ± 0.6382
ea10 1342 1342/1342 1342 ± 0 6.157 5.404/6.727 6.085 ± 0.6717
ea11 1342 1342/1342 1342 ± 0 6.073 5.279/6.473 5.976 ± 0.697
ea12 1342 1342/1342 1342 ± 0 6.045 5.469/6.572 6.104 ± 0.6689
ea13 1342 1342/1342 1342 ± 0 6.044 5.918/6.462 6.258 ± 0.4891
ea14 1342 1342/1342 1342 ± 0 5.981 5.366/6.484 5.968 ± 0.6704
ea15 1342 1342/1342 1342 ± 0 5.779 5.204/6.316 5.878 ± 0.6865
ea16 1342 1342/1342 1342 ± 0 6.336 5.754/6.853 6.407 ± 0.7175
ea17 1342 1342/1342 1342 ± 0.000005637 6.045 5.575/6.892 6.175 ± 0.6487
ea18 1342 1342/1342 1342 ± 0 5.186 4.768/5.65 5.244 ± 0.5113
ea19 1342 1342/1342 1342 ± 0 5.856 5.637/6.621 6.23 ± 0.6398
ea20 1342 1342/1342 1342 ± 0 6.497 5.826/6.969 6.428 ± 0.6397
ea21 1342 1342/1342 1342 ± 0 5.939 5.449/6.323 5.94 ± 0.5516
ea22 1342 1342/1342 1342 ± 0.000002525 5.561 5.343/6.544 5.916 ± 0.652
ea23 1342 1342/1342 1342 ± 0 6.273 5.549/6.631 6.218 ± 0.7061
ea25 1342 1342/1342 1342 ± 0 5.733 5.219/6.231 5.767 ± 0.5969
ea26 1342 1342/1342 1342 ± 0 5.935 5.722/6.997 6.267 ± 0.6535
ea27 1342 1342/1342 1342 ± 0.000007603 5.808 5.381/6.532 5.93 ± 0.6037
ea28 1342 1342/1342 1342 ± 0.00003261 5.685 5.491/6.578 6.025 ± 0.6637
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 5.429 5.264/5.686 5.453 ± 0.2505
4 1342 1342/1342 1342 ± 0.00002544 5.265 5.018/5.527 5.291 ± 0.3574
5 1342 1342/1342 1342 ± 0.00002349 5.478 5.197/5.605 5.435 ± 0.331
6 1342 1342/1342 1342 ± 0.00002349 5.345 5.132/5.514 5.333 ± 0.2888
7 1342 1342/1342 1342 ± 0.00002349 5.444 5.278/5.59 5.415 ± 0.2613
8 1342 1342/1342 1342 ± 0.00002349 5.45 5.163/5.578 5.375 ± 0.2747
9 1342 1342/1342 1342 ± 0.00002349 5.674 5.504/5.936 5.658 ± 0.3312
10 1342 1342/1342 1342 ± 0.00002349 6.136 5.947/6.335 6.089 ± 0.3198
11 1342 1342/1342 1342 ± 0.00002349 6.403 6.195/6.494 6.304 ± 0.3292
12 1342 1342/1342 1342 ± 0.00002357 6.502 6.239/6.641 6.429 ± 0.3712
13 1342 1342/1342 1342 ± 0.00002349 6.941 6.834/7.127 6.93 ± 0.3756
14 1342 1342/1342 1342 ± 0.00002349 7.22 6.956/7.42 7.134 ± 0.4199
15 1342 1342/1342 1342 ± 0.00002349 6.832 6.566/7.044 6.739 ± 0.4014
16 1342 1342/1342 1342 ± 0.00002991 6.053 5.725/6.277 6.042 ± 0.4055
17 1342 1342/1342 1342 ± 0.00002929 6.128 5.677/6.322 6.05 ± 0.3926
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
output_dir
 
Start time
2024-12-17 02:35:25.002
End
2024-12-17 03:23:03.061
Duration
0:47:38.059
Note, WebLog generation is not included in the time.

CASA logs for stage 8