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 5.376 5.27/5.989 5.376 ± 0.8947
ea02 1342 1342/1342 1342 ± 0.00004217 5.929 5.409/6.534 5.751 ± 1.037
ea04 1342 1342/1342 1342 ± 0.00002264 5.491 5.012/6.073 5.331 ± 0.9809
ea05 1342 1342/1342 1342 ± 0.00002279 5.447 5.062/6.159 5.473 ± 0.7839
ea06 1342 1342/1342 1342 ± 0.00003566 4.87 4.682/5.335 4.767 ± 0.7933
ea07 1342 1342/1342 1342 ± 0.00004392 5.755 5.378/6.204 5.562 ± 0.9632
ea08 1342 1342/1342 1342 ± 0.00004162 5.857 5.609/6.755 5.889 ± 1.104
ea09 1342 1342/1342 1342 ± 0.000005249 5.65 5.083/6.134 5.52 ± 0.8273
ea10 1342 1342/1342 1342 ± 0.00004446 5.428 5.162/6.357 5.498 ± 0.9696
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003816 5.503 5.281/6.591 5.629 ± 1.086
ea13 1342 1342/1342 1342 ± 0.000009859 5.868 5.654/6.405 5.905 ± 0.8339
ea14 1342 1342/1342 1342 ± 0.00001717 5.734 5.26/6.614 5.666 ± 0.9552
ea15 1342 1342/1342 1342 ± 0.00002099 5.416 5.139/6.276 5.439 ± 1.114
ea16 1342 1342/1342 1342 ± 0.00002053 5.798 5.475/6.358 5.675 ± 0.9622
ea17 1342 1342/1342 1342 ± 0.00004481 5.966 5.429/6.639 5.837 ± 1.09
ea18 1342 1342/1342 1342 ± 0.00004313 4.992 4.639/5.736 4.976 ± 0.8164
ea19 1342 1342/1342 1342 ± 0.000003159 5.779 5.405/6.464 5.761 ± 0.8383
ea20 1342 1342/1342 1342 ± 0.00004299 5.905 5.776/6.979 5.965 ± 1.192
ea21 1342 1342/1342 1342 ± 0.00001717 5.426 5.328/6.271 5.466 ± 0.8541
ea22 1342 1342/1342 1342 ± 0.00002492 5.353 5.106/6.285 5.475 ± 0.902
ea23 1342 1342/1342 1342 ± 0.00004025 5.594 5.518/6.465 5.661 ± 0.9985
ea25 1342 1342/1342 1342 ± 0.00004345 5.639 5.274/6.245 5.504 ± 0.977
ea27 1342 1342/1342 1342 ± 0.00004432 5.629 5.205/6.425 5.534 ± 0.9689
ea28 1342 1342/1342 1342 ± 0.0000448 5.678 5.431/6.535 5.666 ± 1.05
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 ± 0.00002457 5.524 5.312/5.692 5.479 ± 0.2702
3 1342 1342/1342 1342 ± 0.00004086 5.393 5.113/5.749 5.41 ± 0.49
5 1342 1342/1342 1342 ± 0.00002557 5.361 5.182/5.515 5.325 ± 0.295
6 1342 1342/1342 1342 ± 0.00002457 5.344 5.135/5.459 5.305 ± 0.279
7 1342 1342/1342 1342 ± 0.00002457 5.362 5.192/5.518 5.336 ± 0.265
8 1342 1342/1342 1342 ± 0.00002457 5.388 5.162/5.48 5.312 ± 0.2893
9 1342 1342/1342 1342 ± 0.00002457 5.656 5.429/5.854 5.603 ± 0.3324
10 1342 1342/1342 1342 ± 0.00002457 6.099 5.87/6.206 6.032 ± 0.3297
11 1342 1342/1342 1342 ± 0.00002457 6.352 6.199/6.515 6.306 ± 0.3413
12 1342 1342/1342 1342 ± 0.00002457 6.525 6.356/6.695 6.494 ± 0.3569
13 1342 1342/1342 1342 ± 0.00002468 6.659 6.462/6.876 6.624 ± 0.3628
14 1342 1342/1342 1342 ± 0.00003746 6.162 5.796/6.557 6.223 ± 0.5354
15 1342 1342/1342 1342 ± 0.00002464 6.655 6.353/6.923 6.586 ± 0.4937
16 1342 1342/1342 1342 ± 0.0000576 3.405 3.209/3.671 3.451 ± 0.354
17 1342 1342/1342 1342 ± 0.00006023 3.632 3.49/3.798 3.662 ± 0.3041
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-26 06:35:17.880
End
2024-11-26 07:12:05.930
Duration
0:36:48.050
Note, WebLog generation is not included in the time.

CASA logs for stage 8