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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.403 5.265/6.029 5.362 ± 0.9581
ea02 1342 1342/1342 1342 ± 0.00004157 5.939 5.37/6.601 5.727 ± 1.1
ea04 1342 1342/1342 1342 ± 0.00003549 5.514 5.015/6.05 5.282 ± 1.048
ea05 1342 1342/1342 1342 ± 0.00001224 5.577 5.052/6.198 5.496 ± 0.8557
ea06 1342 1342/1342 1342 ± 0.00003389 4.85 4.643/5.294 4.742 ± 0.808
ea07 1342 1342/1342 1342 ± 0.00004367 5.827 5.344/6.252 5.556 ± 0.9979
ea08 1342 1342/1342 1342 ± 0.00004315 6.012 5.602/6.857 5.943 ± 1.19
ea09 1342 1342/1342 1342 ± 0.000005853 5.478 5.092/6.225 5.505 ± 0.8421
ea10 1342 1342/1342 1342 ± 0.00004499 5.442 5.197/6.437 5.552 ± 1.041
ea11 1342 1342/1342 1342 ± 0.00004263 5.76 5.151/6.516 5.583 ± 1.064
ea12 1342 1342/1342 1342 ± 0.0000391 5.897 5.259/6.621 5.687 ± 1.183
ea13 1342 1342/1342 1342 ± 0.00001315 5.976 5.61/6.445 5.914 ± 0.8599
ea14 1342 1342/1342 1342 ± 0.00001622 5.653 5.213/6.661 5.655 ± 1.022
ea15 1342 1342/1342 1342 ± 0.00001965 5.43 5.115/6.328 5.455 ± 1.164
ea16 1342 1342/1342 1342 ± 0.00002112 5.658 5.377/6.325 5.582 ± 0.9812
ea17 1342 1342/1342 1342 ± 0.00004564 5.879 5.476/6.65 5.804 ± 1.137
ea18 1342 1342/1342 1342 ± 0.00004318 5.115 4.585/5.711 4.979 ± 0.8401
ea19 1342 1342/1342 1342 ± 0.000002269 5.778 5.403/6.551 5.78 ± 0.8878
ea20 1342 1342/1342 1342 ± 0.00004251 6.077 5.759/6.97 6.005 ± 1.199
ea21 1342 1342/1342 1342 ± 0.00001692 5.427 5.314/6.326 5.475 ± 0.9055
ea22 1342 1342/1342 1342 ± 0.000025 5.353 5.062/6.372 5.508 ± 0.9662
ea23 1342 1342/1342 1342 ± 0.00003946 5.724 5.456/6.537 5.664 ± 1.061
ea25 1342 1342/1342 1342 ± 0.00004372 5.552 5.291/6.32 5.512 ± 0.9989
ea27 1342 1342/1342 1342 ± 0.00004556 5.504 5.194/6.533 5.498 ± 1.049
ea28 1342 1342/1342 1342 ± 0.00004469 5.75 5.407/6.644 5.71 ± 1.11
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 ± 0.00002393 5.583 5.425/5.862 5.596 ± 0.277
5 1342 1342/1342 1342 ± 0.00002517 5.356 5.111/5.533 5.342 ± 0.3237
6 1342 1342/1342 1342 ± 0.00002393 5.288 5.115/5.389 5.25 ± 0.2758
7 1342 1342/1342 1342 ± 0.00002393 5.316 5.173/5.464 5.303 ± 0.258
8 1342 1342/1342 1342 ± 0.00002393 5.37 5.163/5.5 5.312 ± 0.2932
9 1342 1342/1342 1342 ± 0.00002393 5.701 5.439/5.875 5.616 ± 0.3359
10 1342 1342/1342 1342 ± 0.00002393 6.141 5.892/6.256 6.063 ± 0.3419
11 1342 1342/1342 1342 ± 0.00002393 6.367 6.252/6.562 6.362 ± 0.3479
12 1342 1342/1342 1342 ± 0.00002393 6.58 6.422/6.754 6.539 ± 0.3638
13 1342 1342/1342 1342 ± 0.00002406 6.695 6.526/6.952 6.667 ± 0.3751
14 1342 1342/1342 1342 ± 0.00003737 6.045 5.691/6.499 6.131 ± 0.5641
15 1342 1342/1342 1342 ± 0.00002397 6.758 6.504/6.966 6.658 ± 0.5124
16 1342 1342/1342 1342 ± 0.00005703 3.285 3.108/3.538 3.349 ± 0.3475
17 1342 1342/1342 1342 ± 0.00006037 3.555 3.409/3.74 3.596 ± 0.3282
datacolumn
residual_data
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-26 11:45:50.179
End
2024-11-26 12:29:30.516
Duration
0:43:40.337
Note, WebLog generation is not included in the time.

CASA logs for stage 8