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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.428 5.341/6.026 5.658 ± 0.523
ea02 1342 1342/1342 1342 ± 0.000005767 5.773 5.378/6.394 5.906 ± 0.6357
ea04 1342 1342/1342 1342 ± 0.00001789 5.658 5.265/6.253 5.778 ± 0.5523
ea05 1342 1342/1342 1342 ± 0.000001912 5.561 5.201/5.948 5.57 ± 0.4619
ea06 1342 1342/1342 1342 ± 0 3.198 3.089/3.45 3.253 ± 0.1788
ea07 1342 1342/1342 1342 ± 0 5.251 5.212/5.456 5.327 ± 0.1962
ea08 1342 1342/1342 1342 ± 0.000009832 5.652 5.359/6.243 5.728 ± 0.5672
ea09 1342 1342/1342 1342 ± 0 4.6 4.481/4.993 4.656 ± 0.3342
ea10 1342 1342/1342 1342 ± 0 5.372 5.188/6.146 5.587 ± 0.5391
ea11 1342 1342/1342 1342 ± 0 5.922 5.479/6.498 5.985 ± 0.6094
ea12 1342 1342/1342 1342 ± 0 5.411 5.106/5.711 5.442 ± 0.3274
ea13 1342 1342/1342 1342 ± 0 5.673 5.566/6.116 5.864 ± 0.4247
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.959 4.917/5.089 4.994 ± 0.2542
ea17 1342 1342/1342 1342 ± 0.000016 5.989 5.676/6.51 6.088 ± 0.5407
ea18 1342 1342/1342 1342 ± 0 4.974 4.741/5.415 5.053 ± 0.3941
ea19 1342 1342/1342 1342 ± 0 5.828 5.602/6.083 5.862 ± 0.3237
ea21 1342 1342/1342 1342 ± 0 5.892 5.464/6.397 5.946 ± 0.5554
ea22 1342 1342/1342 1342 ± 0 5.051 4.834/5.81 5.267 ± 0.5112
ea23 1342 1342/1342 1342 ± 0 6.19 5.566/6.612 6.155 ± 0.6301
ea25 1342 1342/1342 1342 ± 0 5.358 5.298/5.441 5.351 ± 0.1469
ea26 1342 1342/1342 1342 ± 0 5.259 5.02/5.639 5.326 ± 0.3824
ea27 1342 1342/1342 1342 ± 0.00001469 5.257 5.094/5.836 5.416 ± 0.409
ea28 1342 1342/1342 1342 ± 0.00001976 5.676 5.412/6.423 5.896 ± 0.6322
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 ± 0.00002607 5.408 5.237/5.552 5.357 ± 0.3069
3 1342 1342/1342 1342 ± 0.00003175 5.089 4.843/5.285 5.078 ± 0.2692
4 1342 1342/1342 1342 ± 0.00002899 5.23 5.022/5.328 5.153 ± 0.3213
5 1342 1342/1342 1342 ± 0.00002607 5.299 5.055/5.463 5.254 ± 0.3198
6 1342 1342/1342 1342 ± 0.00002607 5.231 5.116/5.377 5.219 ± 0.266
7 1342 1342/1342 1342 ± 0.00002607 5.307 5.076/5.488 5.241 ± 0.2812
8 1342 1342/1342 1342 ± 0.00002607 5.216 4.97/5.456 5.213 ± 0.3437
9 1342 1342/1342 1342 ± 0.00002607 5.605 5.224/5.734 5.441 ± 0.405
10 1342 1342/1342 1342 ± 0.00002607 5.677 5.529/6.12 5.635 ± 0.6516
11 1342 1342/1342 1342 ± 0.00002607 5.874 5.618/6.307 5.774 ± 0.7445
12 1342 1342/1342 1342 ± 0.00002607 6.074 5.72/6.391 5.899 ± 0.7614
13 1342 1342/1342 1342 ± 0.00002607 6.425 5.983/6.826 6.226 ± 0.8394
14 1342 1342/1342 1342 ± 0.00002607 6.497 6.06/6.933 6.347 ± 0.856
15 1342 1342/1342 1342 ± 0.00002607 6.119 5.71/6.544 5.957 ± 0.8338
16 1342 1342/1342 1342 ± 0.00003287 5.414 4.963/5.59 5.248 ± 0.7351
17 1342 1342/1342 1342 ± 0.00003073 5.376 4.983/5.656 5.338 ± 0.6014
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-03-29 05:10:12.922
End
2024-03-29 05:48:08.032
Duration
0:37:55.110
Note, WebLog generation is not included in the time.

CASA logs for stage 7