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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.253 5.213/6.021 5.413 ± 0.7482
ea02 1342 1342/1342 1342 ± 0.00003926 5.915 5.347/6.628 5.838 ± 0.9538
ea04 1342 1342/1342 1342 ± 0.00004135 5.342 4.99/5.985 5.216 ± 0.8838
ea05 1342 1342/1342 1342 ± 0.00001783 5.501 5.14/6.246 5.599 ± 0.8226
ea06 1342 1342/1342 1342 ± 0.00004199 4.877 4.687/5.325 4.769 ± 0.6996
ea07 1342 1342/1342 1342 ± 0.00003796 5.804 5.325/6.173 5.621 ± 0.8092
ea08 1342 1342/1342 1342 ± 0.00003823 6.107 5.589/6.883 6.099 ± 1.012
ea09 1342 1342/1342 1342 ± 0.00003239 5.599 5.191/6.353 5.543 ± 0.8242
ea10 1342 1342/1342 1342 ± 0.00003877 5.672 5.053/6.276 5.505 ± 0.83
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004133 5.529 5.253/6.315 5.553 ± 0.95
ea13 1342 1342/1342 1342 ± 0.00002497 5.794 5.652/6.369 5.886 ± 0.804
ea14 1342 1342/1342 1342 ± 0.00002603 5.768 5.256/6.567 5.725 ± 0.9261
ea15 1342 1342/1342 1342 ± 0.00003898 5.456 5.078/6.233 5.408 ± 1.033
ea16 1342 1342/1342 1342 ± 0.00002567 5.775 5.394/6.603 5.733 ± 0.9484
ea17 1342 1342/1342 1342 ± 0.00004215 5.958 5.427/6.639 5.901 ± 0.9421
ea18 1342 1342/1342 1342 ± 0.0000408 4.908 4.625/5.46 4.913 ± 0.6866
ea19 1342 1342/1342 1342 ± 0.000009549 5.739 5.479/6.511 5.85 ± 0.8354
ea20 1342 1342/1342 1342 ± 0.0000413 5.814 5.664/6.721 5.872 ± 1.008
ea21 1342 1342/1342 1342 ± 0.00002206 5.605 5.3/6.342 5.586 ± 0.8591
ea22 1342 1342/1342 1342 ± 0.00003476 5.435 5.135/6.445 5.62 ± 0.8928
ea23 1342 1342/1342 1342 ± 0.00003364 5.802 5.409/6.553 5.76 ± 0.9393
ea25 1342 1342/1342 1342 ± 0.00003997 5.556 5.202/6.146 5.522 ± 0.8143
ea27 1342 1342/1342 1342 ± 0.0000395 5.484 5.072/6.35 5.512 ± 0.8279
ea28 1342 1342/1342 1342 ± 0.00003886 5.636 5.394/6.575 5.783 ± 0.935
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 ± 0.00002451 5.383 5.149/5.611 5.362 ± 0.2733
5 1342 1342/1342 1342 ± 0.0000246 5.349 5.201/5.475 5.326 ± 0.3613
6 1342 1342/1342 1342 ± 0.00002451 5.303 5.188/5.481 5.293 ± 0.2754
7 1342 1342/1342 1342 ± 0.00002451 5.327 5.158/5.471 5.303 ± 0.2459
8 1342 1342/1342 1342 ± 0.00002451 5.344 5.087/5.495 5.279 ± 0.2757
9 1342 1342/1342 1342 ± 0.00002451 5.608 5.456/5.799 5.565 ± 0.318
10 1342 1342/1342 1342 ± 0.00002451 6.053 5.876/6.124 5.973 ± 0.3203
11 1342 1342/1342 1342 ± 0.00002451 6.285 6.142/6.432 6.247 ± 0.3312
12 1342 1342/1342 1342 ± 0.00002451 6.445 6.306/6.621 6.417 ± 0.3452
13 1342 1342/1342 1342 ± 0.00002451 6.756 6.386/6.912 6.633 ± 0.3979
14 1342 1342/1342 1342 ± 0.00002836 6.545 6.089/6.801 6.431 ± 0.5292
15 1342 1342/1342 1342 ± 0.00002626 6.588 6.367/6.859 6.542 ± 0.4631
16 1342 1342/1342 1342 ± 0.00005333 3.673 3.496/3.918 3.695 ± 0.3292
17 1342 1342/1342 1342 ± 0.00005508 3.824 3.626/4.089 3.861 ± 0.3455
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 07:51:27.824
End
2024-11-02 08:49:38.061
Duration
0:58:10.237
Note, WebLog generation is not included in the time.

CASA logs for stage 8