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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.425 5.275/5.981 5.488 ± 0.7577
ea02 1342 1342/1342 1342 ± 0.00004136 6 5.476/6.735 5.891 ± 0.9881
ea04 1342 1342/1342 1342 ± 0.000001149 5.383 5.105/6.154 5.476 ± 0.8385
ea05 1342 1342/1342 1342 ± 0.00001001 5.584 5.106/6.37 5.671 ± 0.7745
ea06 1342 1342/1342 1342 ± 0.000004982 4.94 4.746/5.327 4.837 ± 0.6617
ea07 1342 1342/1342 1342 ± 0.00004273 5.954 5.353/6.405 5.781 ± 0.8568
ea08 1342 1342/1342 1342 ± 0.00004281 6.174 5.686/6.861 6.022 ± 1.006
ea09 1342 1342/1342 1342 ± 0.000003632 5.619 5.184/6.618 5.719 ± 0.8062
ea10 1342 1342/1342 1342 ± 0.00004378 6.018 5.394/6.608 5.81 ± 0.9292
ea11 1342 1342/1342 1342 ± 0.00004351 5.952 5.323/6.623 5.788 ± 1.001
ea12 1342 1342/1342 1342 ± 0.000006741 5.874 5.485/6.676 5.84 ± 1.13
ea13 1342 1342/1342 1342 ± 0.00001288 5.966 5.711/6.517 6.055 ± 0.7582
ea14 1342 1342/1342 1342 ± 0.000007521 5.599 5.144/6.435 5.648 ± 0.8093
ea15 1342 1342/1342 1342 ± 0 5.443 5.095/6.35 5.653 ± 0.918
ea16 1342 1342/1342 1342 ± 0.00002319 6.001 5.504/6.891 5.978 ± 0.9789
ea17 1342 1342/1342 1342 ± 0.00004291 5.891 5.591/6.641 5.891 ± 0.9559
ea18 1342 1342/1342 1342 ± 0.00003582 5.018 4.522/5.76 5.037 ± 0.7467
ea19 1342 1342/1342 1342 ± 0.000001149 5.788 5.566/6.869 6.008 ± 0.8391
ea20 1342 1342/1342 1342 ± 0.00002205 6 5.841/6.975 6.09 ± 1.153
ea21 1342 1342/1342 1342 ± 0.00001673 5.571 5.413/6.415 5.651 ± 0.8026
ea22 1342 1342/1342 1342 ± 0.00002733 5.369 5.171/6.419 5.589 ± 0.8336
ea23 1342 1342/1342 1342 ± 0.00004112 5.883 5.523/6.534 5.834 ± 0.856
ea25 1342 1342/1342 1342 ± 0.00004272 5.538 5.339/6.402 5.58 ± 0.8553
ea26 1342 1342/1342 1342 ± 0.00001626 5.978 5.809/7.089 6.181 ± 0.8853
ea27 1342 1342/1342 1342 ± 0.00004353 5.631 5.191/6.49 5.61 ± 0.8785
ea28 1342 1342/1342 1342 ± 0.0000432 5.704 5.445/6.548 5.779 ± 0.9121
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 ± 0.00002348 5.503 5.364/5.807 5.54 ± 0.2786
5 1342 1342/1342 1342 ± 0.00002348 5.5 5.188/5.65 5.436 ± 0.3478
6 1342 1342/1342 1342 ± 0.00002526 5.326 5.09/5.449 5.276 ± 0.2892
7 1342 1342/1342 1342 ± 0.00002348 5.458 5.325/5.619 5.446 ± 0.2807
8 1342 1342/1342 1342 ± 0.00002348 5.434 5.237/5.58 5.384 ± 0.2941
9 1342 1342/1342 1342 ± 0.00002348 5.657 5.458/5.978 5.676 ± 0.3494
10 1342 1342/1342 1342 ± 0.00002348 6.109 5.891/6.308 6.081 ± 0.3352
11 1342 1342/1342 1342 ± 0.00002348 6.422 6.28/6.538 6.362 ± 0.3458
12 1342 1342/1342 1342 ± 0.00002348 6.626 6.414/6.796 6.559 ± 0.3825
13 1342 1342/1342 1342 ± 0.00002348 6.874 6.631/7.087 6.824 ± 0.405
14 1342 1342/1342 1342 ± 0.00002574 6.667 6.369/7.05 6.674 ± 0.5124
15 1342 1342/1342 1342 ± 0.00002348 6.791 6.565/7.046 6.728 ± 0.4979
16 1342 1342/1342 1342 ± 0.00006082 3.935 3.794/4.187 4.007 ± 0.3188
17 1342 1342/1342 1342 ± 0.00006065 4.116 3.99/4.285 4.129 ± 0.3008
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-01 19:18:13.033
End
2024-11-01 20:29:30.362
Duration
1:11:17.329
Note, WebLog generation is not included in the time.

CASA logs for stage 8