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

Statwt Summary Plot

VLASS2.1.sb38537053.eb38580096.59080.031941134264_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 5.729 5.222/6.056 5.65 ± 0.5323
ea02 1342 1342/1342 1342 ± 0.00001939 5.822 5.293/6.458 5.895 ± 0.6411
ea04 1342 1342/1342 1342 ± 0 5.359 4.867/5.956 5.42 ± 0.5885
ea05 1342 1342/1342 1342 ± 0 5.847 5.23/6.356 5.767 ± 0.5895
ea06 1342 1342/1342 1342 ± 0.00001632 4.823 4.556/5.276 4.95 ± 0.4258
ea07 1342 1342/1342 1342 ± 0.000002136 5.768 5.309/6.085 5.807 ± 0.5562
ea08 1342 1342/1342 1342 ± 0 5.777 5.546/6.663 6.063 ± 0.6437
ea09 1342 1342/1342 1342 ± 0 5.574 5.123/6.239 5.68 ± 0.609
ea11 1342 1342/1342 1342 ± 0 5.759 5.106/6.202 5.761 ± 0.6246
ea12 1342 1342/1342 1342 ± 0 5.718 5.127/6.214 5.736 ± 0.6256
ea13 1342 1342/1342 1342 ± 0 5.833 5.629/6.253 5.994 ± 0.4887
ea14 1342 1342/1342 1342 ± 0 5.989 5.307/6.415 5.909 ± 0.6505
ea15 1342 1342/1342 1342 ± 0 5.414 4.856/5.988 5.494 ± 0.7294
ea16 1342 1342/1342 1342 ± 0 6.024 5.518/6.569 6.102 ± 0.7309
ea17 1342 1342/1342 1342 ± 0.000009607 5.982 5.461/6.707 6.066 ± 0.6454
ea18 1342 1342/1342 1342 ± 0 5.119 4.71/5.572 5.143 ± 0.5137
ea19 1342 1342/1342 1342 ± 0 6.016 5.367/6.544 5.989 ± 0.6399
ea20 1342 1342/1342 1342 ± 0 5.95 5.522/6.567 6.048 ± 0.6552
ea21 1342 1342/1342 1342 ± 0 5.588 5.242/6.175 5.716 ± 0.5646
ea22 1342 1342/1342 1342 ± 0 5.533 5.243/6.364 5.779 ± 0.6591
ea23 1342 1342/1342 1342 ± 0 5.892 5.428/6.518 5.997 ± 0.6744
ea25 1342 1342/1342 1342 ± 0 5.534 5.229/6.078 5.655 ± 0.5604
ea26 1342 1342/1342 1342 ± 0 5.633 5.399/6.236 5.791 ± 0.5607
ea27 1342 1342/1342 1342 ± 0.00002304 5.456 5.143/6.296 5.647 ± 0.608
ea28 1342 1342/1342 1342 ± 0.00001166 5.586 5.316/6.346 5.822 ± 0.6323
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 ± 0.00002399 5.351 5.166/5.528 5.304 ± 0.2487
3 1342 1342/1342 1342 ± 0.00002508 5.034 4.892/5.22 5.037 ± 0.2652
4 1342 1342/1342 1342 ± 0.00002788 5.122 4.983/5.317 5.103 ± 0.3216
5 1342 1342/1342 1342 ± 0.00002399 5.262 5.06/5.405 5.236 ± 0.3296
6 1342 1342/1342 1342 ± 0.00002399 5.223 4.983/5.363 5.18 ± 0.2954
7 1342 1342/1342 1342 ± 0.00002399 5.266 5.106/5.433 5.239 ± 0.26
8 1342 1342/1342 1342 ± 0.00002399 5.298 5.062/5.413 5.222 ± 0.2794
9 1342 1342/1342 1342 ± 0.00002399 5.561 5.302/5.728 5.503 ± 0.3243
10 1342 1342/1342 1342 ± 0.00002399 5.994 5.789/6.13 5.923 ± 0.3107
11 1342 1342/1342 1342 ± 0.00002399 6.199 6.014/6.342 6.141 ± 0.3183
12 1342 1342/1342 1342 ± 0.00002399 6.33 6.137/6.517 6.284 ± 0.3375
13 1342 1342/1342 1342 ± 0.00002399 6.783 6.659/6.935 6.75 ± 0.3518
14 1342 1342/1342 1342 ± 0.00002399 6.939 6.738/7.144 6.883 ± 0.3815
15 1342 1342/1342 1342 ± 0.00002399 6.468 6.306/6.714 6.449 ± 0.3702
16 1342 1342/1342 1342 ± 0.00002811 5.773 5.663/5.979 5.82 ± 0.3095
17 1342 1342/1342 1342 ± 0.00002755 5.81 5.681/6.05 5.851 ± 0.3031
vis
VLASS2.1.sb38537053.eb38580096.59080.031941134264_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-04 02:04:28.632
End
2025-01-04 02:32:47.072
Duration
0:28:18.440
Note, WebLog generation is not included in the time.

CASA logs for stage 8