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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.274 5.164/5.915 5.327 ± 0.8729
ea02 1342 1342/1342 1342 ± 0.0000418 5.746 5.285/6.586 5.68 ± 1.074
ea05 1342 1342/1342 1342 ± 0.00001707 5.672 5.107/6.205 5.562 ± 0.8508
ea06 1342 1342/1342 1342 ± 0.000005287 4.765 4.648/5.191 4.725 ± 0.6818
ea07 1342 1342/1342 1342 ± 0.00004356 5.703 5.291/5.836 5.408 ± 0.8492
ea08 1342 1342/1342 1342 ± 0.00004186 5.963 5.549/6.87 5.94 ± 1.138
ea09 1342 1342/1342 1342 ± 0.00001141 5.004 4.872/5.663 5.147 ± 0.6699
ea10 1342 1342/1342 1342 ± 0.00004376 5.452 5.109/6.391 5.498 ± 0.976
ea11 1342 1342/1342 1342 ± 0.00004152 5.643 5.216/6.42 5.581 ± 1.098
ea12 1342 1342/1342 1342 ± 0.00001219 5.524 5.27/6.48 5.615 ± 1.109
ea13 1342 1342/1342 1342 ± 0.00001896 5.884 5.641/6.374 5.879 ± 0.824
ea14 1342 1342/1342 1342 ± 0.00002243 6.479 5.775/6.622 5.815 ± 1.159
ea15 1342 1342/1342 1342 ± 0.000001592 5.362 5.13/6.266 5.527 ± 0.9807
ea16 1342 1342/1342 1342 ± 0 5.123 4.974/5.335 5.111 ± 0.2145
ea17 1342 1342/1342 1342 ± 0.0000429 5.699 5.502/6.567 5.735 ± 1.103
ea18 1342 1342/1342 1342 ± 0.00003259 5.044 4.65/5.725 4.914 ± 0.894
ea19 1342 1342/1342 1342 ± 0.000002763 5.872 5.467/6.49 5.783 ± 0.8798
ea20 1342 1342/1342 1342 ± 0.00002158 5.863 5.712/6.796 5.907 ± 1.229
ea21 1342 1342/1342 1342 ± 0.00002406 5.559 5.305/6.251 5.506 ± 0.8834
ea22 1342 1342/1342 1342 ± 0.00003526 5.416 5.022/6.499 5.562 ± 0.9704
ea23 1342 1342/1342 1342 ± 0.0000414 5.575 5.373/6.329 5.63 ± 0.949
ea25 1342 1342/1342 1342 ± 0 5.318 5.248/5.354 5.292 ± 0.1396
ea26 1342 1342/1342 1342 ± 0.0000286 5.562 5.45/6.562 5.732 ± 0.8511
ea27 1342 1342/1342 1342 ± 0.00004537 5.386 5.029/6.34 5.431 ± 0.9615
ea28 1342 1342/1342 1342 ± 0.00004217 5.584 5.368/6.485 5.605 ± 1.029
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 ± 0.00002442 5.518 5.332/5.742 5.495 ± 0.3183
3 1342 1342/1342 1342 ± 0.00002734 5.14 4.941/5.378 5.174 ± 0.3148
5 1342 1342/1342 1342 ± 0.00002458 5.374 5.203/5.501 5.342 ± 0.3359
6 1342 1342/1342 1342 ± 0.00002442 5.325 5.138/5.448 5.287 ± 0.2792
7 1342 1342/1342 1342 ± 0.00002442 5.264 5.136/5.429 5.268 ± 0.2539
8 1342 1342/1342 1342 ± 0.00002442 5.297 5.051/5.457 5.234 ± 0.2909
9 1342 1342/1342 1342 ± 0.00002442 5.562 5.415/5.768 5.514 ± 0.346
10 1342 1342/1342 1342 ± 0.00002493 6.003 5.749/6.134 5.923 ± 0.3614
11 1342 1342/1342 1342 ± 0.00002493 6.328 6.162/6.417 6.224 ± 0.3763
12 1342 1342/1342 1342 ± 0.00002493 6.503 6.268/6.586 6.419 ± 0.3882
13 1342 1342/1342 1342 ± 0.00002522 6.795 6.416/6.953 6.676 ± 0.4121
14 1342 1342/1342 1342 ± 0.00003382 6.423 6.056/6.948 6.457 ± 0.5428
15 1342 1342/1342 1342 ± 0.00002532 6.662 6.483/6.844 6.572 ± 0.5094
16 1342 1342/1342 1342 ± 0.0000597 3.463 3.297/3.721 3.521 ± 0.309
17 1342 1342/1342 1342 ± 0.00006103 3.668 3.473/3.899 3.68 ± 0.4428
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
statwtmode
VLASS-SE
Start time
2024-10-31 01:00:57.339
End
2024-10-31 01:56:53.868
Duration
0:55:56.529
Note, WebLog generation is not included in the time.

CASA logs for stage 8