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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.067 4.894/5.985 5.395 ± 0.7165
ea02 1342 1342/1342 1342 ± 0.00003372 5.465 5.121/6.573 5.829 ± 0.8921
ea04 1342 1342/1342 1342 ± 0.00001266 5.38 4.828/5.923 5.399 ± 0.738
ea05 1342 1342/1342 1342 ± 0.000009925 5.596 5.012/6.507 5.741 ± 0.8124
ea06 1342 1342/1342 1342 ± 0.00002935 5.265 4.648/5.397 4.986 ± 0.593
ea07 1342 1342/1342 1342 ± 0.0000452 6.101 5.073/6.512 5.709 ± 0.9224
ea08 1342 1342/1342 1342 ± 0.00004548 6.469 5.191/6.738 5.973 ± 1
ea09 1342 1342/1342 1342 ± 0 5.631 4.987/6.481 5.745 ± 0.7957
ea10 1342 1342/1342 1342 ± 0.00004539 6.223 4.879/6.665 5.68 ± 0.9766
ea11 1342 1342/1342 1342 ± 0.00004541 5.641 4.822/6.366 5.596 ± 0.9374
ea12 1342 1342/1342 1342 ± 0.00002969 5.759 5.123/6.102 5.7 ± 0.8092
ea13 1342 1342/1342 1342 ± 0 6.268 5.338/6.792 6.068 ± 0.7677
ea14 1342 1342/1342 1342 ± 0.0000413 5.867 4.83/6.377 5.598 ± 0.9002
ea15 1342 1342/1342 1342 ± 0.000007128 5.62 4.812/6.16 5.498 ± 0.8801
ea16 1342 1342/1342 1342 ± 0.00002135 5.512 5.191/6.771 5.948 ± 1.047
ea17 1342 1342/1342 1342 ± 0.00005083 6.238 4.945/6.916 5.954 ± 1.047
ea18 1342 1342/1342 1342 ± 0.00004396 4.738 4.573/5.38 4.96 ± 0.6268
ea19 1342 1342/1342 1342 ± 0.00002536 5.837 5.313/6.794 6.027 ± 0.9448
ea20 1342 1342/1342 1342 ± 0.00004447 5.737 5.318/6.753 5.92 ± 0.9645
ea21 1342 1342/1342 1342 ± 0.00002876 5.3 5.174/6.303 5.668 ± 0.8439
ea22 1342 1342/1342 1342 ± 0.000006224 6.099 4.83/6.276 5.774 ± 0.801
ea23 1342 1342/1342 1342 ± 0.00005251 6.523 6.093/7.224 6.174 ± 1.05
ea25 1342 1342/1342 1342 ± 0.00004541 5.546 4.902/6.131 5.503 ± 0.8533
ea26 1342 1342/1342 1342 ± 0 5.708 5.607/6.943 6.139 ± 0.8487
ea27 1342 1342/1342 1342 ± 0.00004541 5.742 5.031/6.478 5.594 ± 0.8508
ea28 1342 1342/1342 1342 ± 0.00005075 6.344 5.24/6.501 5.972 ± 0.9659
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 ± 0.00002441 5.165 4.839/5.358 5.134 ± 0.3317
6 1342 1342/1342 1342 ± 0.00002545 5.083 4.846/5.339 5.077 ± 0.2809
7 1342 1342/1342 1342 ± 0.00002662 5.073 4.941/5.243 5.099 ± 0.2385
8 1342 1342/1342 1342 ± 0.00002662 5.025 4.889/5.181 5.048 ± 0.2245
9 1342 1342/1342 1342 ± 0.00004044 5.281 4.773/5.484 5.191 ± 0.3467
10 1342 1342/1342 1342 ± 0.00002348 5.975 5.878/6.136 5.948 ± 0.3107
11 1342 1342/1342 1342 ± 0.00002348 6.275 6.103/6.382 6.218 ± 0.3286
12 1342 1342/1342 1342 ± 0.00002348 6.448 6.269/6.606 6.402 ± 0.3561
13 1342 1342/1342 1342 ± 0.00002348 6.855 6.665/7.094 6.827 ± 0.395
14 1342 1342/1342 1342 ± 0.00002348 7.088 6.876/7.299 7.032 ± 0.4264
15 1342 1342/1342 1342 ± 0.00002364 6.36 5.982/6.777 6.354 ± 0.6182
16 1342 1342/1342 1342 ± 0.00006002 4.385 4.229/4.578 4.405 ± 0.248
17 1342 1342/1342 1342 ± 0.00006067 4.615 4.474/4.768 4.64 ± 0.2732
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-02 19:41:17.917
End
2024-11-02 20:37:14.434
Duration
0:55:56.517
Note, WebLog generation is not included in the time.

CASA logs for stage 8