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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.599 5.352/6.361 5.682 ± 0.7819
ea02 1342 1342/1342 1342 ± 0.00003842 6.068 5.549/6.751 5.92 ± 0.9879
ea04 1342 1342/1342 1342 ± 0 4.942 4.667/5.611 5.081 ± 0.6515
ea05 1342 1342/1342 1342 ± 0.00002012 5.097 4.723/5.967 5.3 ± 0.6877
ea06 1342 1342/1342 1342 ± 0.000001379 4.778 4.621/5.353 4.893 ± 0.5748
ea07 1342 1342/1342 1342 ± 0.00004253 5.803 5.301/6.064 5.636 ± 0.7803
ea08 1342 1342/1342 1342 ± 0.00004255 6.146 5.675/6.888 6.096 ± 1.012
ea09 1342 1342/1342 1342 ± 0.000001364 5.667 5.066/6.455 5.585 ± 0.8027
ea10 1342 1342/1342 1342 ± 0.00004272 5.628 5.269/6.449 5.691 ± 0.8151
ea11 1342 1342/1342 1342 ± 0.00003422 5.775 5.196/6.314 5.624 ± 0.9038
ea12 1342 1342/1342 1342 ± 0.000002387 5.351 5.008/6.267 5.502 ± 0.8825
ea13 1342 1342/1342 1342 ± 0.000003649 5.762 5.482/6.146 5.762 ± 0.7076
ea14 1342 1342/1342 1342 ± 0.00001645 5.536 5.108/6.44 5.649 ± 0.8135
ea15 1342 1342/1342 1342 ± 0 5.028 4.758/5.922 5.302 ± 0.8029
ea16 1342 1342/1342 1342 ± 0.00003375 5.647 5.227/6.411 5.697 ± 0.8133
ea17 1342 1342/1342 1342 ± 0.00004262 6.168 5.654/7.019 6.109 ± 0.9774
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.00001097 5.431 5.131/6.317 5.598 ± 0.7706
ea20 1342 1342/1342 1342 ± 0 5.627 5.274/6.654 5.749 ± 0.922
ea21 1342 1342/1342 1342 ± 0.0000293 5.214 5.002/5.944 5.391 ± 0.7349
ea22 1342 1342/1342 1342 ± 0.00002052 5.564 5.295/6.657 5.712 ± 0.9387
ea23 1342 1342/1342 1342 ± 0.00004268 5.692 5.159/6.428 5.711 ± 0.8929
ea25 1342 1342/1342 1342 ± 0.0000426 5.684 5.226/6.374 5.655 ± 0.8619
ea26 1342 1342/1342 1342 ± 0 5.59 5.501/6.489 5.759 ± 0.7356
ea27 1342 1342/1342 1342 ± 0.0000465 5.662 5.244/6.566 5.736 ± 0.8594
ea28 1342 1342/1342 1342 ± 0.00004354 6.087 5.629/6.813 5.944 ± 0.9293
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 ± 0.00002404 5.604 5.31/5.749 5.516 ± 0.3308
5 1342 1342/1342 1342 ± 0.00002452 5.237 5.015/5.378 5.199 ± 0.316
6 1342 1342/1342 1342 ± 0.00002404 5.279 5.105/5.6 5.306 ± 0.3495
7 1342 1342/1342 1342 ± 0.00002404 5.297 5.104/5.529 5.285 ± 0.3213
8 1342 1342/1342 1342 ± 0.00002404 5.245 5.091/5.452 5.236 ± 0.3356
9 1342 1342/1342 1342 ± 0.00002404 5.586 5.239/5.726 5.52 ± 0.3759
10 1342 1342/1342 1342 ± 0.00002404 5.976 5.692/6.136 5.932 ± 0.3656
11 1342 1342/1342 1342 ± 0.00002404 6.223 5.997/6.439 6.191 ± 0.3794
12 1342 1342/1342 1342 ± 0.00002404 6.411 6.143/6.648 6.366 ± 0.3942
13 1342 1342/1342 1342 ± 0.00002404 6.691 6.524/6.868 6.676 ± 0.3219
14 1342 1342/1342 1342 ± 0.00003048 6.726 6.47/6.862 6.658 ± 0.3182
15 1342 1342/1342 1342 ± 0.0000242 6.686 6.466/6.912 6.654 ± 0.4432
16 1342 1342/1342 1342 ± 0.00006103 4.125 3.984/4.287 4.134 ± 0.2053
17 1342 1342/1342 1342 ± 0.00006076 4.157 4.035/4.281 4.156 ± 0.1775
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-13 01:32:59.906
End
2024-12-13 02:16:40.760
Duration
0:43:40.854
Note, WebLog generation is not included in the time.

CASA logs for stage 8