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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.744 5.276/5.995 5.696 ± 0.5029
ea02 1342 1342/1342 1342 ± 0.0000159 5.754 5.438/6.428 5.967 ± 0.6413
ea05 1342 1342/1342 1342 ± 0 5.899 5.372/6.412 5.872 ± 0.5604
ea06 1342 1342/1342 1342 ± 0 4.974 4.841/5.311 5.062 ± 0.3183
ea07 1342 1342/1342 1342 ± 0 6.025 5.498/6.097 5.964 ± 0.5278
ea08 1342 1342/1342 1342 ± 0.000002033 5.938 5.606/6.726 6.155 ± 0.6619
ea09 1342 1342/1342 1342 ± 0 5.113 4.904/5.762 5.278 ± 0.4495
ea10 1342 1342/1342 1342 ± 0 5.81 5.226/6.342 5.831 ± 0.5919
ea11 1342 1342/1342 1342 ± 0 5.923 5.405/6.426 5.991 ± 0.561
ea12 1342 1342/1342 1342 ± 0 5.741 5.351/6.355 5.926 ± 0.6169
ea13 1342 1342/1342 1342 ± 0 6.138 5.794/6.357 6.178 ± 0.4791
ea14 1342 1342/1342 1342 ± 0 5.9 5.39/6.512 6.008 ± 0.6897
ea15 1342 1342/1342 1342 ± 0 5.813 5.261/6.409 5.887 ± 0.6758
ea16 1342 1342/1342 1342 ± 0 5.72 5.462/6.089 5.87 ± 0.5337
ea17 1342 1342/1342 1342 ± 0.0000259 5.943 5.638/6.475 6.117 ± 0.5902
ea18 1342 1342/1342 1342 ± 0 5.103 4.836/5.61 5.217 ± 0.5184
ea19 1342 1342/1342 1342 ± 0 5.998 5.618/6.618 6.18 ± 0.5957
ea20 1342 1342/1342 1342 ± 0 6.308 5.785/6.897 6.31 ± 0.5883
ea21 1342 1342/1342 1342 ± 0 5.863 5.411/6.265 5.901 ± 0.5262
ea22 1342 1342/1342 1342 ± 0 5.598 5.464/6.399 5.872 ± 0.637
ea23 1342 1342/1342 1342 ± 0 6.123 5.514/6.467 6.097 ± 0.6401
ea25 1342 1342/1342 1342 ± 0 5.6 5.378/6.24 5.787 ± 0.5261
ea26 1342 1342/1342 1342 ± 0 5.658 5.508/6.342 5.92 ± 0.5454
ea27 1342 1342/1342 1342 ± 0.00002955 5.563 5.383/6.362 5.802 ± 0.5462
ea28 1342 1342/1342 1342 ± 0.00001833 5.643 5.482/6.448 5.947 ± 0.6356
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 ± 0.00002393 5.481 5.256/5.589 5.427 ± 0.2694
3 1342 1342/1342 1342 ± 0.00002797 5.204 5.071/5.46 5.233 ± 0.2669
4 1342 1342/1342 1342 ± 0.00002515 5.395 5.207/5.547 5.33 ± 0.3591
5 1342 1342/1342 1342 ± 0.00002392 5.459 5.294/5.611 5.416 ± 0.3157
6 1342 1342/1342 1342 ± 0.00002392 5.361 5.251/5.513 5.345 ± 0.2623
7 1342 1342/1342 1342 ± 0.00002392 5.406 5.276/5.515 5.379 ± 0.2355
8 1342 1342/1342 1342 ± 0.00002392 5.372 5.202/5.529 5.338 ± 0.2737
9 1342 1342/1342 1342 ± 0.00002392 5.647 5.522/5.841 5.603 ± 0.3303
10 1342 1342/1342 1342 ± 0.00002401 6.076 5.858/6.177 5.99 ± 0.3225
11 1342 1342/1342 1342 ± 0.00002401 6.308 6.082/6.364 6.188 ± 0.3345
12 1342 1342/1342 1342 ± 0.00002401 6.41 6.229/6.495 6.327 ± 0.3395
13 1342 1342/1342 1342 ± 0.00002401 6.813 6.708/6.96 6.75 ± 0.3675
14 1342 1342/1342 1342 ± 0.00002401 7.063 6.854/7.232 6.953 ± 0.4155
15 1342 1342/1342 1342 ± 0.00002401 6.695 6.507/6.923 6.618 ± 0.422
16 1342 1342/1342 1342 ± 0.00003181 5.939 5.614/6.276 5.929 ± 0.407
17 1342 1342/1342 1342 ± 0.00003536 5.927 5.641/6.273 5.914 ± 0.4039
output_dir
 
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-12 08:15:35.225
End
2024-12-12 09:05:40.856
Duration
0:50:05.631
Note, WebLog generation is not included in the time.

CASA logs for stage 8