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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.489 5.374/5.841 5.657 ± 0.3865
ea02 1342 1342/1342 1342 ± 0.000006277 5.754 5.401/6.263 5.879 ± 0.4963
ea04 1342 1342/1342 1342 ± 0.000005252 5.604 5.29/6.073 5.726 ± 0.5006
ea05 1342 1342/1342 1342 ± 0 5.376 5.124/5.692 5.438 ± 0.4011
ea06 1342 1342/1342 1342 ± 0.000004666 4.884 4.791/5.238 4.989 ± 0.2906
ea07 1342 1342/1342 1342 ± 0.000005308 5.605 5.295/5.896 5.63 ± 0.4185
ea08 1342 1342/1342 1342 ± 0.000006142 5.592 5.342/6.086 5.717 ± 0.4414
ea09 1342 1342/1342 1342 ± 0.000004665 5.175 4.983/5.554 5.289 ± 0.386
ea10 1342 1342/1342 1342 ± 0.00002124 5.262 5.003/5.894 5.379 ± 0.4343
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000005946 5.587 5.335/5.848 5.673 ± 0.3924
ea13 1342 1342/1342 1342 ± 0.000002696 6.02 5.703/6.14 6.004 ± 0.4075
ea14 1342 1342/1342 1342 ± 0.000004667 5.374 5.18/5.918 5.518 ± 0.4483
ea15 1342 1342/1342 1342 ± 0.000004345 5.713 5.286/6.099 5.732 ± 0.5127
ea16 1342 1342/1342 1342 ± 0.000002858 5.6 5.414/5.869 5.684 ± 0.4072
ea17 1342 1342/1342 1342 ± 0.000006814 5.372 5.267/5.759 5.506 ± 0.3484
ea18 1342 1342/1342 1342 ± 0.000005902 4.633 4.479/4.857 4.695 ± 0.2546
ea19 1342 1342/1342 1342 ± 0 5.442 5.169/5.79 5.505 ± 0.3665
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.611 5.442/6.185 5.811 ± 0.4795
ea22 1342 1342/1342 1342 ± 0.000005035 4.952 4.782/5.402 5.053 ± 0.4442
ea23 1342 1342/1342 1342 ± 0.000004945 5.835 5.714/6.534 6.175 ± 0.6353
ea25 1342 1342/1342 1342 ± 0.000006597 5.601 5.436/6.14 5.797 ± 0.5273
ea26 1342 1342/1342 1342 ± 0.000004175 5.572 5.413/6.013 5.74 ± 0.3999
ea27 1342 1342/1342 1342 ± 0.0000428 5.237 5.074/5.827 5.385 ± 0.396
ea28 1342 1342/1342 1342 ± 0.000007518 5.76 5.519/6.49 5.977 ± 0.5859
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 ± 0.00002442 5.425 5.212/5.547 5.399 ± 0.2657
3 1342 1342/1342 1342 ± 0.00002443 5.32 5.137/5.436 5.27 ± 0.3165
4 1342 1342/1342 1342 ± 0.00004075 5.166 4.672/5.313 5.042 ± 0.3222
5 1342 1342/1342 1342 ± 0.00002442 5.31 4.984/5.472 5.269 ± 0.3202
6 1342 1342/1342 1342 ± 0.00002442 5.202 5.067/5.414 5.21 ± 0.277
7 1342 1342/1342 1342 ± 0.00002442 5.297 5.135/5.398 5.242 ± 0.2815
8 1342 1342/1342 1342 ± 0.00002442 5.244 4.988/5.367 5.178 ± 0.3118
9 1342 1342/1342 1342 ± 0.00002442 5.411 5.186/5.644 5.399 ± 0.3521
10 1342 1342/1342 1342 ± 0.00002442 5.745 5.506/6.039 5.718 ± 0.3594
11 1342 1342/1342 1342 ± 0.00002442 5.895 5.782/6.144 5.9 ± 0.3568
12 1342 1342/1342 1342 ± 0.00002442 6.043 5.861/6.132 5.936 ± 0.5105
13 1342 1342/1342 1342 ± 0.00002442 6.313 6.034/6.574 6.288 ± 0.4575
14 1342 1342/1342 1342 ± 0.00002519 6.599 6.231/6.839 6.524 ± 0.5183
15 1342 1342/1342 1342 ± 0.00003168 5.821 5.414/6.099 5.752 ± 0.4111
16 1342 1342/1342 1342 ± 0.00003379 5.479 5.165/5.704 5.437 ± 0.3562
17 1342 1342/1342 1342 ± 0.00003667 5.372 5.163/5.608 5.382 ± 0.3667
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-03 09:45:32.720
End
2024-12-03 10:38:40.637
Duration
0:53:07.917
Note, WebLog generation is not included in the time.

CASA logs for stage 8