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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.772 5.383/6.446 5.748 ± 0.8729
ea03 1342 1342/1342 1342 ± 0.00001781 4.899 4.709/5.869 5.205 ± 0.6791
ea04 1342 1342/1342 1342 ± 0 5.315 5.072/6.101 5.429 ± 0.8694
ea05 1342 1342/1342 1342 ± 0.000006361 5.239 4.83/6.076 5.454 ± 0.7901
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00001655 5.853 5.424/6.466 5.834 ± 0.8954
ea08 1342 1342/1342 1342 ± 0.0000434 5.616 5.341/6.577 5.77 ± 0.9301
ea09 1342 1342/1342 1342 ± 0.00004029 5.529 5.165/6.31 5.594 ± 0.781
ea10 1342 1342/1342 1342 ± 0.00003061 5.605 5.043/6.707 5.685 ± 1.017
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002552 6.514 5.956/6.89 5.909 ± 1.289
ea13 1342 1342/1342 1342 ± 0.00001709 5.672 5.378/6.247 5.693 ± 0.6389
ea14 1342 1342/1342 1342 ± 0.00001819 5.575 5.062/6.439 5.657 ± 0.917
ea15 1342 1342/1342 1342 ± 0 2.711 2.008/3.024 2.643 ± 0.6025
ea17 1342 1342/1342 1342 ± 0.00004191 6.095 5.588/6.916 6.099 ± 1.052
ea18 1342 1342/1342 1342 ± 0.0000351 4.78 4.638/5.559 4.991 ± 0.5504
ea19 1342 1342/1342 1342 ± 0.00001409 5.226 5.136/6.33 5.658 ± 0.8561
ea20 1342 1342/1342 1342 ± 0.00003881 5.873 5.581/7.05 6.084 ± 0.9941
ea21 1342 1342/1342 1342 ± 0.000008633 5.536 5.171/6.492 5.723 ± 0.8981
ea23 1342 1342/1342 1342 ± 0.0000128 5.376 5.176/5.573 5.173 ± 0.7296
ea24 1342 1342/1342 1342 ± 0.00004313 5.564 5.256/6.296 5.643 ± 0.7478
ea25 1342 1342/1342 1342 ± 0.00004417 5.434 4.952/6.305 5.47 ± 0.9148
ea26 1342 1342/1342 1342 ± 0.00001987 5.661 5.5/6.644 5.871 ± 0.852
ea27 1342 1342/1342 1342 ± 0.00003822 5.472 5.149/6.336 5.563 ± 0.8529
ea28 1342 1342/1342 1342 ± 0.00004445 5.257 5.089/6.212 5.455 ± 0.797
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 ± 0.00002543 5.29 5.131/5.521 5.157 ± 0.7346
5 1342 1342/1342 1342 ± 0.00003374 5.152 4.903/5.311 5.147 ± 0.2337
6 1342 1342/1342 1342 ± 0.00002543 5.22 5.066/5.501 5.104 ± 0.7523
7 1342 1342/1342 1342 ± 0.00002543 5.337 5.136/5.427 5.147 ± 0.747
8 1342 1342/1342 1342 ± 0.00002543 5.224 5.071/5.385 5.104 ± 0.7524
9 1342 1342/1342 1342 ± 0.00002872 5.515 5.185/5.674 5.465 ± 0.3638
10 1342 1342/1342 1342 ± 0.00002489 6.012 5.734/6.288 5.836 ± 0.797
11 1342 1342/1342 1342 ± 0.00002489 6.314 6.064/6.57 6.165 ± 0.7672
12 1342 1342/1342 1342 ± 0.00002489 6.507 6.258/6.698 6.362 ± 0.8169
13 1342 1342/1342 1342 ± 0.00002489 6.683 6.335/6.931 6.524 ± 0.7452
14 1342 1342/1342 1342 ± 0.00002705 6.285 5.961/6.799 6.3 ± 0.7355
15 1342 1342/1342 1342 ± 0.000025 6.452 6.12/6.869 6.35 ± 0.847
16 1342 1342/1342 1342 ± 0.00006091 4.033 3.841/4.209 3.956 ± 0.4495
17 1342 1342/1342 1342 ± 0.00005953 4.15 4/4.359 4.113 ± 0.4284
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
Start time
2025-01-11 13:48:21.353
End
2025-01-11 14:43:02.102
Duration
0:54:40.749
Note, WebLog generation is not included in the time.

CASA logs for stage 8