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 5.45 5.372/5.93 5.659 ± 0.4819
ea02 1342 1342/1342 1342 ± 0 5.92 5.431/6.367 5.922 ± 0.5507
ea04 1342 1342/1342 1342 ± 0 5.608 5.308/6.156 5.758 ± 0.4989
ea05 1342 1342/1342 1342 ± 0 5.857 5.451/6.188 5.853 ± 0.5021
ea06 1342 1342/1342 1342 ± 0 3.092 3.003/3.35 3.172 ± 0.1896
ea07 1342 1342/1342 1342 ± 0 5.641 5.496/5.865 5.652 ± 0.2033
ea08 1342 1342/1342 1342 ± 0 5.93 5.56/6.561 6.063 ± 0.6206
ea09 1342 1342/1342 1342 ± 0 5.034 4.916/5.523 5.201 ± 0.3767
ea10 1342 1342/1342 1342 ± 0 5.599 5.367/6.356 5.797 ± 0.5232
ea11 1342 1342/1342 1342 ± 0 5.805 5.564/6.388 5.981 ± 0.4996
ea12 1342 1342/1342 1342 ± 0 5.999 5.496/6.371 5.985 ± 0.5372
ea13 1342 1342/1342 1342 ± 0 6.023 5.763/6.267 6.087 ± 0.4236
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 5.186 5.017/5.328 5.187 ± 0.2805
ea17 1342 1342/1342 1342 ± 0.00001539 6.082 5.822/6.561 6.231 ± 0.5405
ea18 1342 1342/1342 1342 ± 0 5.208 4.94/5.683 5.32 ± 0.4001
ea19 1342 1342/1342 1342 ± 0 6.552 6.23/6.844 6.575 ± 0.3412
ea21 1342 1342/1342 1342 ± 0 5.791 5.513/6.333 5.937 ± 0.4943
ea22 1342 1342/1342 1342 ± 0 5.36 5.167/6.081 5.578 ± 0.5464
ea23 1342 1342/1342 1342 ± 0 6.062 5.545/6.496 6.078 ± 0.5907
ea25 1342 1342/1342 1342 ± 0.000001511 5.46 5.414/5.588 5.473 ± 0.1413
ea26 1342 1342/1342 1342 ± 0 5.861 5.715/6.602 6.094 ± 0.5266
ea27 1342 1342/1342 1342 ± 0.000007906 5.585 5.331/6.217 5.742 ± 0.5
ea28 1342 1342/1342 1342 ± 0.00001279 5.69 5.459/6.384 5.878 ± 0.5863
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 ± 0.000026 5.556 5.366/5.775 5.524 ± 0.3035
3 1342 1342/1342 1342 ± 0.00003412 5.364 5.075/5.713 5.37 ± 0.3503
4 1342 1342/1342 1342 ± 0.000026 5.369 5.219/5.52 5.343 ± 0.2806
5 1342 1342/1342 1342 ± 0.000026 5.466 5.326/5.647 5.482 ± 0.2772
6 1342 1342/1342 1342 ± 0.000026 5.431 5.243/5.558 5.403 ± 0.2556
7 1342 1342/1342 1342 ± 0.000026 5.429 5.307/5.532 5.415 ± 0.2355
8 1342 1342/1342 1342 ± 0.000026 5.427 5.16/5.501 5.365 ± 0.2753
9 1342 1342/1342 1342 ± 0.000026 5.715 5.368/5.882 5.61 ± 0.3387
10 1342 1342/1342 1342 ± 0.000026 6.017 5.841/6.162 5.823 ± 0.63
11 1342 1342/1342 1342 ± 0.000026 6.259 5.966/6.382 5.998 ± 0.7537
12 1342 1342/1342 1342 ± 0.000026 6.367 6.072/6.457 6.139 ± 0.7628
13 1342 1342/1342 1342 ± 0.000026 6.747 6.458/6.97 6.495 ± 0.8165
14 1342 1342/1342 1342 ± 0.000026 6.851 6.643/7.048 6.625 ± 0.8373
15 1342 1342/1342 1342 ± 0.000026 6.379 6.171/6.63 6.177 ± 0.8109
16 1342 1342/1342 1342 ± 0.00002912 5.552 5.311/6.029 5.537 ± 0.7163
17 1342 1342/1342 1342 ± 0.00002645 5.629 5.404/6.093 5.589 ± 0.6929
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-03-29 09:28:46.814
End
2024-03-29 10:41:11.124
Duration
1:12:24.310
Note, WebLog generation is not included in the time.

CASA logs for stage 7