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 5.226 5.114/5.847 5.202 ± 0.9406
ea02 1342 1342/1342 1342 ± 0.00004226 5.797 5.31/6.404 5.601 ± 1.07
ea04 1342 1342/1342 1342 ± 0.00003769 5.292 4.99/5.947 5.193 ± 1.017
ea05 1342 1342/1342 1342 ± 0.00001059 5.526 5.136/6.237 5.482 ± 0.907
ea06 1342 1342/1342 1342 ± 0.0000417 4.862 4.66/5.314 4.7 ± 0.8748
ea07 1342 1342/1342 1342 ± 0.00004367 5.55 5.197/6.056 5.375 ± 1.021
ea08 1342 1342/1342 1342 ± 0.00004389 5.874 5.446/6.684 5.763 ± 1.193
ea09 1342 1342/1342 1342 ± 0.000005853 5.4 5.149/6.161 5.398 ± 0.9148
ea10 1342 1342/1342 1342 ± 0.00004512 5.299 5.028/6.2 5.293 ± 1.02
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004173 5.45 5.248/6.466 5.506 ± 1.126
ea13 1342 1342/1342 1342 ± 0.00001401 5.895 5.43/6.375 5.759 ± 0.9523
ea14 1342 1342/1342 1342 ± 0.00001506 5.493 5.212/6.525 5.51 ± 1.055
ea15 1342 1342/1342 1342 ± 0.00003566 5.352 5.113/6.232 5.381 ± 1.16
ea16 1342 1342/1342 1342 ± 0.00002347 5.614 5.364/6.241 5.494 ± 1.046
ea17 1342 1342/1342 1342 ± 0.00004626 5.769 5.322/6.502 5.643 ± 1.127
ea18 1342 1342/1342 1342 ± 0.00004278 4.872 4.547/5.457 4.783 ± 0.8511
ea19 1342 1342/1342 1342 ± 0.000003382 5.692 5.43/6.471 5.706 ± 0.9262
ea20 1342 1342/1342 1342 ± 0.00004242 5.747 5.624/6.705 5.787 ± 1.21
ea21 1342 1342/1342 1342 ± 0.00001747 5.442 5.272/6.227 5.395 ± 0.9489
ea22 1342 1342/1342 1342 ± 0.00003174 5.397 5.128/6.292 5.429 ± 1
ea23 1342 1342/1342 1342 ± 0.00004107 5.507 5.266/6.345 5.486 ± 1.078
ea25 1342 1342/1342 1342 ± 0.00004487 5.317 5.099/6.135 5.313 ± 1.001
ea27 1342 1342/1342 1342 ± 0.00004606 5.318 5.062/6.276 5.311 ± 1.019
ea28 1342 1342/1342 1342 ± 0.00004562 5.555 5.343/6.419 5.535 ± 1.076
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 ± 0.00002452 5.296 5.117/5.565 5.296 ± 0.2682
5 1342 1342/1342 1342 ± 0.00002461 5.382 5.179/5.479 5.342 ± 0.364
6 1342 1342/1342 1342 ± 0.00002452 5.294 5.163/5.4 5.251 ± 0.2642
7 1342 1342/1342 1342 ± 0.00002452 5.302 5.142/5.435 5.268 ± 0.2425
8 1342 1342/1342 1342 ± 0.00002452 5.317 5.063/5.434 5.257 ± 0.267
9 1342 1342/1342 1342 ± 0.00002452 5.535 5.375/5.713 5.475 ± 0.3024
10 1342 1342/1342 1342 ± 0.00002452 6.033 5.867/6.098 5.96 ± 0.3178
11 1342 1342/1342 1342 ± 0.00002452 6.284 6.133/6.415 6.238 ± 0.3264
12 1342 1342/1342 1342 ± 0.00002452 6.45 6.3/6.599 6.409 ± 0.3398
13 1342 1342/1342 1342 ± 0.00002477 6.532 6.31/6.751 6.488 ± 0.3604
14 1342 1342/1342 1342 ± 0.00004181 5.818 5.415/6.303 5.894 ± 0.5668
15 1342 1342/1342 1342 ± 0.00002456 6.573 6.368/6.839 6.538 ± 0.4495
16 1342 1342/1342 1342 ± 0.00005519 3.132 2.956/3.364 3.169 ± 0.3099
17 1342 1342/1342 1342 ± 0.00005823 3.285 3.138/3.463 3.312 ± 0.2809
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 10:16:26.421
End
2024-11-02 11:15:52.751
Duration
0:59:26.329
Note, WebLog generation is not included in the time.

CASA logs for stage 8