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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.42 5.159/5.983 5.471 ± 0.7955
ea02 1342 1342/1342 1342 ± 0.00004385 5.869 5.332/6.604 5.77 ± 0.9698
ea04 1342 1342/1342 1342 ± 0.0000304 5.306 4.906/5.789 5.18 ± 0.8121
ea05 1342 1342/1342 1342 ± 0.000004889 5.505 4.956/6.097 5.489 ± 0.7675
ea06 1342 1342/1342 1342 ± 0.00000535 5.303 4.941/5.887 5.199 ± 0.8695
ea07 1342 1342/1342 1342 ± 0.0000448 5.881 5.405/6.142 5.591 ± 0.845
ea08 1342 1342/1342 1342 ± 0.00004475 5.974 5.495/6.83 5.957 ± 1.027
ea09 1342 1342/1342 1342 ± 0.00001086 5.574 4.988/6.058 5.479 ± 0.7017
ea10 1342 1342/1342 1342 ± 0.00004516 5.207 4.796/5.875 5.163 ± 0.7705
ea11 1342 1342/1342 1342 ± 0.0000445 5.93 5.352/6.503 5.723 ± 0.966
ea12 1342 1342/1342 1342 ± 0.000008863 5.67 5.269/6.31 5.513 ± 1.043
ea13 1342 1342/1342 1342 ± 0.0000129 5.804 5.65/6.308 5.867 ± 0.7207
ea14 1342 1342/1342 1342 ± 0.000002879 5.701 5.247/6.385 5.642 ± 0.8265
ea15 1342 1342/1342 1342 ± 0 5.365 5.113/6.145 5.439 ± 0.8825
ea16 1342 1342/1342 1342 ± 0.00001314 5.813 5.442/6.584 5.751 ± 0.9089
ea17 1342 1342/1342 1342 ± 0.00004647 5.973 5.52/6.657 5.92 ± 0.9973
ea18 1342 1342/1342 1342 ± 0.00003793 5.011 4.811/5.67 4.988 ± 0.7641
ea19 1342 1342/1342 1342 ± 0 5.701 5.417/6.384 5.755 ± 0.7573
ea20 1342 1342/1342 1342 ± 0.00002074 5.919 5.806/6.923 5.968 ± 1.172
ea21 1342 1342/1342 1342 ± 0.00001039 5.476 5.259/6.072 5.441 ± 0.7655
ea22 1342 1342/1342 1342 ± 0.0000341 5.482 5.102/6.465 5.633 ± 0.8582
ea23 1342 1342/1342 1342 ± 0.00004494 6.342 5.831/6.556 5.827 ± 1.082
ea24 1342 1342/1342 1342 ± 0.000003848 5.237 4.849/6.067 5.408 ± 0.6452
ea25 1342 1342/1342 1342 ± 0.00004526 5.656 5.35/6.333 5.613 ± 0.9041
ea26 1342 1342/1342 1342 ± 0.00002432 5.8 5.424/6.85 6 ± 0.8661
ea27 1342 1342/1342 1342 ± 0.00004648 5.654 5.212/6.543 5.626 ± 0.9497
ea28 1342 1342/1342 1342 ± 0.00004424 5.845 5.546/6.634 5.835 ± 0.9335
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 ± 0.0000282 5.456 5.204/5.704 5.447 ± 0.2885
3 1342 1342/1342 1342 ± 0.00003313 4.937 4.812/5.097 4.988 ± 0.2753
5 1342 1342/1342 1342 ± 0.00002435 5.283 5.014/5.472 5.285 ± 0.2811
6 1342 1342/1342 1342 ± 0.00002453 5.26 4.983/5.521 5.242 ± 0.3218
7 1342 1342/1342 1342 ± 0.00002364 5.375 5.177/5.585 5.349 ± 0.2708
8 1342 1342/1342 1342 ± 0.00002364 5.323 5.096/5.479 5.288 ± 0.3099
9 1342 1342/1342 1342 ± 0.00002395 5.642 5.317/5.817 5.559 ± 0.306
10 1342 1342/1342 1342 ± 0.00002324 6.049 5.748/6.195 5.978 ± 0.3181
11 1342 1342/1342 1342 ± 0.00002324 6.307 6.068/6.493 6.267 ± 0.3016
12 1342 1342/1342 1342 ± 0.00002324 6.385 6.192/6.637 6.417 ± 0.335
13 1342 1342/1342 1342 ± 0.00002324 6.66 6.337/6.827 6.589 ± 0.3459
14 1342 1342/1342 1342 ± 0.00002604 6.303 6.056/6.613 6.342 ± 0.4403
15 1342 1342/1342 1342 ± 0.00002428 6.5 6.021/6.737 6.406 ± 0.4186
16 1342 1342/1342 1342 ± 0.00006103 3.841 3.647/4.107 3.89 ± 0.3397
17 1342 1342/1342 1342 ± 0.00006049 4.004 3.798/4.248 4.022 ± 0.3617
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
Start time
2024-11-07 21:55:27.753
End
2024-11-07 22:48:02.333
Duration
0:52:34.580
Note, WebLog generation is not included in the time.

CASA logs for stage 8